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Jan Moeyersons

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Jan Moeyersons
Department: Earth Sciences
Division: Natural hazards
Job Title: Geomorphologist
Email: jan.moeyersons@africamuseum.be
Phone: 32 2 769 5482
Education

4.4 Onderwijs en opleiding:

4.3.1 courses and seminars:
- Burundi, "Université Nationale du Burundi", Bujumbura: cursus 3°-cyclus ingericht door de UNESCO, met als titel: "La géomorpho¬lo¬gie des régions chaudes, forêts et savan¬nes". 2O lesuren, semina¬rie over luchtfoto-interpretatie en twee excursies: 4-19 augustus 1983.
- Plaatsvervangend professor aan de K.U.Leuven voor de cursus 'Fysische Geografie' in de 2de kan. Aardrijkskunde 1,5 jaaruur, academiejaar 1996-1997.
- Massatransport in Rwanda. Seminarie het kader van KULeuven, Vak GA91: Gevorderde geomorfologie en bodemconservatie. 20/4/2001 //16/4/2003
- Introduction to the geomorphology of the Mekelle - Hagere selam region, Tigray, Ethiopia. cursus met 21 transparanten en verklarende nota's, gegeven aan BSc-studenten Departement Geology van Makelle University in Mei 2002. Aangevuld met ééndagsexcursie naar Hagere Selam
- Geomorphology of the Mekelle outlier. Nota’s, luchtfotointerpretatie en excursie naar het noorden van het Geba-bekken, 17-28 januari 2004.
- UNESCO training on "Sediment transport" in Mekelle, 23-25 September 2006 Mass movements and their role in sediment redistribution: the case of Butare, Rwanda and Tigray, Ethiopia.
- Gastles KULeuven, reeks Problemen van Ontwikkelingslanden, KULeuven, 11 december 2009: Natuurlijke risico’s in Centraal Afrika: moderne onderzoeksmethoden ivm hydrologische natuurrampen - remmende factor in duurzame economische ontwikkeling
- Co-organisation (with Gandomenico Fubelli, Roma III) of IAG supported LANDMAP Intensive Course on Landslide Mapping, Dessie 14 – 18 February 2011.



4.3.2 Copromotorschap verslagen van practical attachment door B.Sc. studenten van Mekelle University
1. Afera Tsegay, 1999. Influence of stoniness on soil erosion and yield. Case study in four villages Dogua Tembien, Tigray, Ethiopia.
2. Fekishu Ahimed, 2000. The effect of stone cover on soil erosion and crop yield in Central Tigray.
3. Alemtseged Gebre Egziabher, forthcoming. Soil fertility gradients in terraced fields in Dogua Tembien, Tigray, Ethiopia.

4.3.3 Licentiaatsthesissen
4.3.3.1 Copromotor licentiaatsthesissen
• Lavrysen E., 2000. Studie van de ruimtelijke spreiding van stenigheid in een tropisch bergrivierbekken, Tigray, Ethiopië. Unpub. M.Sc. thesis, Department of Geography, University of Leuven, 238 p.
• Luyten E., 2000. Ravijnvorming ten gevolge van de aanleg van een weg in het hoogland van Ethiopië. Unpub. M.Sc. thesis, Department of Geography, University of Leuven, 197 p.
• De Geyndt, K., 2001. Bodemkartering ten behoeve van bodemerosieonderzoek in Hagere Selam, Ethiopië. Thesis bio-ingenieur, Institute for Land and Water Management, K.U.Leuven.
• Vandenreyken, H., 2001. Ruimtelijke en temporele variaties van neerslag en zijn erosiviteit in Dogua Tembien, Tigre, Ethiopië. Licentiaatsthesis, Afdeling Geografie, K.U.Leuven.
• Veyret-Picot, M., 2001. Ravijnontwikkeling en efficiëntie van controlemaatregelen in het hoogland van Tigray, Ethiopië. Licentiaatsthesis, Afdeling Geografie, K.U.Leuven.
• Pecheny Jean-Philippe: MSc scheikundige geologie, KULeuven, 2005-2006: De geologie van het boven-bekken van de Ilala-rivier, Mekele, Ethiopië
• Tesfahunegn Abera, Mekelle University: Landslides. in Tigray, 2007 - 2008. Prof. Fl. De Smedt, VUB.
• Shimelies Ahmed Aboye: Slope stability analysis using GIS and numerical modeling techniques. Master dissertation, Interuniversity programme Master of science in physical land resources, VUB, 25/8/2009 promotor is Prof. F. De Smedt, co-promotor is Dr Jan Moeyersons
• Sadiki Ndyanabo Stéphane: Gestion des risques naturels à Bukavu, Sud-Kivu (R.D.Congo). 1/9/2009. Master complémentaire en gestion des risques naturels. Université de Liège, Faculté des sciences et getsion de l’environnement. Promotor : A. Ozer; co-promotor: Jan Moeyersons
• Bigirimwami Chimanuka Laurent: Contribution du SIG à l’étude des différents facteursenvironnementaux à la base de glissementsdes terrains dans la commune de Kadutu, ville de Bukavu (RDCongo). Master complémentaire en sciences et gestion de l’environnement dans les pays en développement. Faculté universitaire des sciences agronomiques à Gembloux, le 7/9/2009. Promoteur : Prof. Bernard Tychon, co-promoteur Jan Moeyersons
• Endalamaw Asfaw Yoseph. Landslide assessment in the Blue Nile Gorge,Central Ethiopia. Interuniversity programme Master of Science in Physical Land resources. VUB, 31 August 2010. Prom. Hilaire De Smedt, coprom. Jan moeyersons
• Fils Makanzu Imwangana. Etude de l’érosion ravinante à Kinshasa par télédétection et SIG entre 1957 et 2007. Master complémentaire, Ulg, 8 août 2010 Coprom. Jan Moeyersons
• Gebreslasie Mebrahtu Suyum: 2011: Landslide susceptibility assessment using GIS techniques in Dessie area, Northern Ethiopia. Master dissertation in the partial fulfilment of the requirements for the degree of master of science in physical land resource



4.3.3.2 Jury Licentiaatsthesissen
• Desta Gebremichael, 2003. Effectiveness and sustainability of soil and water conservation bunds on cropland in the Tigray highlands, Northern Ethiopia. Department Geography-Geology
• Van De Wauw Johan, 2004-2005. Bodemkartering in het Geba-bekken, Tigre, Ethiopië. K.U.Leuven, eindwerk bio-ingenieur
• Paridaens, Kobe, 2004-2005. Sediment-gefixeerde plantnutrienten in twee waterbekkens, Tigre, Ethiopië, eindwerk bio-ingenieur.
• Mulat Getnet Asfaw, september 2005: Groundwater recharge and water balance assessment in Geba basin, Tigray, Ethiopia. IUPWARE MSc thesis, Prom.: Prof. De Smedt, O. Batelaan.
• Yibeltal Tafere Alene, 24 Augustus 2006 : GIS and RS assisted water balance of the Geba river basin, Tigray, Ethiopia. IUPWARE MSc thesis, Prom.: Prof. De Smedt.
• Tamrat Abomissa Bedane, 5 september 2006 : Regional groundwater modeling using PMWIN in the Geba basin, North Ethiopia. IUPWARE MSc thesis, Prom.: Prof. De Smedt.
• Pecheny Jean-Philippe, september 2007 : geological mapping and general assessment of the hydrogeology of the Geba basin (Ethiopia). KULeuven, Faculteit Wetenschappen, Departement Geologie. Prof. Rudy Swennen.
• Ine Vandecasteele, mei 2007. Hydrologie van Hagere Selam. Promotor Prof. Kristine Walraevens, Hydrogeologie, Gent
• Migombani Useni Patient, september 2011: Evaluation et cartographie par SIGdu risque lié aux glissements de terrain à Bukavu (Sud Kivu, RD CONGO). Mémoire présenté en vue de l’obtentiondu diplôme de Master Complémentaire en gestion des risques naturelsUniversité de Liège, faculté des sciences, prom. Hans – Balder Havenith
• Samson Omondi Oiro, september 2011. The hydrogeology and groundwater quality assessment of Kisumu town area in Kenya. Interuniversity programme Master of science in Physical Land resources, Universiteit Gent en Vrije Universiteit Brussel. Promoter: K. Walraevens
• Etienne Rousseau, septembre 2011. Modélisation de l’érosion ravinante à Kinshasa par la topographie. Mémoire présenté pour l’obtention du titre de Maître en gestion des risques naturels.

4.3.4 Doctoraten
4.3.4.1 copromotorschap:
1. K.U.Leuven, Faculteit Wetenschappen, copromotor van het doctoraat: Nyssen, J. 2001. Erosion Processes and soil conservation in a tropical mountain catchment under threat of anthropogenic desertification - a case study from Northern Ethiopia. Ph.D. Dissertation K.U.Leuven, Department Geography - Geology, 381 pp. 19 december 2001.
2. -KULeuven, faculteit Wetenschappen, copromotor van de doctoraatsstudie van Dhr. Nigussie Haregeweyn over de opvullingssnelheid van reservoirs in Tigre, Ethiopië vergadering op 23 april 2004 om 11.00 uur.
3. PhD hydrogeology VLIR IUC - Mekelle Tesfamichael G. Yohannes : discussions about organising PhD and data collection, and start of GIS – system building (with logistic aid of Geology Department Africamuseum) : 1 October 2004 – 31 January 2005. 2006, 2007, March – September. Jury session on 25/08/2009. Defence on the 28th September 2009.
4. Sahani Walere Muhondo: Natural risks à Butembo. A. Ozer, ULge, PhD. 2007-2011.
5. 5. Fils MAKANZU IMWANGANA. : ETUDE DE L’ÉROSION RAVINANTE À KINSHASA Dynamisme Pluvio-Morphogénique et Développement d’un Outil de Prévision. Août 2014, Université de Kinshasa, Faculté des Sciences, Jan Moeyersons co-promoteur

4.3.4.2 Lid van doctoraatsjurys
- Univer¬siteit van Bordeaux III, dhr Claude Sibomana, 9 januari 1992, "L'érosion des sols sur les contreforts Nord-Est de la crête Zaïre-Nil au Rwanda".
- Université Louis Pasteur, Strasbourg, dhr François Ndayizigiye, 21 september 1993, "La gestion conservatoire de l'eau et de la fertilité des sols au Rwanda".
- Université Louis Pasteur, Strasbourg, dhr. Ngenzi Esdras, "Facteurs et risques d'érosion hydrique au Rwanda à différentes échelles spatiales". 31 maart 1995.
- K.U.Leuven, Aardrijkskunde dhr. Karel Vandaele, 1 october 1997: “Temporele en ruimtelijke dynamiek van bodemerosieprocessen in landelijke stroomgebieden (Midden-België)”
- K.U.Leuven, Faculteit landbouwkundige en toegepaste biologische wetenschappen, dhr. Francis Turkelboom, 14 october 1999: “On-farm diagnosis of steepland erosion in northern Thailand”.
- K.U.Leuven Faculteit Wetenschappen,, mevr. Liesbeth Vandekerckhove, 25 october 2000: ‘Gully initiation and development in Mediterranean environments
- RUGent, 23 october 2003: Mevr. Chantal De Jaegher: Title: Geomorphology and Quaternary geology of the canyon complex in the Wadi Mujib basin (Jordan). A regional study based on field research, supported by map analysis and remote sensing, and integrated in a GIS.
- K.U.Leuven Faculty of Sciences: Amanuel ZENEBE, June 2009 Assessment of spatial and temporal variability of river discharge, sediment yield and sediment-fixed nutrient export in Geba River cathment Northern Ethiopia.
- VUB, Faculty of Engineering, Department of Hydrology and Hydraulic engineering: Regional groundwater flow modeling of the Geba basin, northern Ethiopia. PhD Tesfamichael GebreYohannes Tewolde, 28 september 2009.
- UGent, VLIR PhD, Department of Geology and Soil Sciences.”Slope stability analysis and landslide susceptibility assessment on the SE foot slopes of Mt Cameroon” by Vivian BIH CGE, 27th of June 2011, Jan Moeyersons Jury member.
- Ayalew Talema Legass: “Stabilizing badlands, gullies and riverbanks with multipurpose trees, shrubs and grasses in the sub-humid tropics” Dissertation presented in partial fulfillment of the requirements for the degree of Doctor of Bioscience Engineering. KULeuven, Arenberg Doctoral School, Faculty of Bioscience Engineering, 3 July 2017

4.3.5 Lid van andere jury's
1. Naudts, J., 2002. Les Hautes Terres de Tembien, Tigré, Ethiopie; Dislocation et persistance d'une ancienne civilisation agraire; Conséquences sur la dégradation des terres. Mémoire présenté en vue de l'obtention du Diplôme d'Agronomie Tropicale. CNEARC, Montpellier, 16 october 2002: 147 p.

4.4.1 Stages, trainings and other support to foreign researchers and institutions:
- Prof. Claude Sibomana, U.N.Rwanda van 1 tot 30 juni 1995: op punt stellen van diens documentatie i.v.m. erosiestudies in Rwanda, en rondleiding aan departementen geografie aan de universiteiten van Luik (Prof.Alexandre), Leuven (Prof. Poesen) en Gent (Prof. De Dapper).
- Prof. Renovat Goragoza uit Burundi: erosieproblematiek Rwanda-Burundi (12 - 16 juni 1995).
- reviewer voor de tijdschriften ‘Catena’ , ‘African Earth Sciences’ e.a. van uitgeverij Elseviers.
- deelname aan vergadering “La recherche en agronomie pour l'amélioration de la situation alimentaire en RDC” op 17 décembre 2003 de 9h30 à 12.30h (6ième étage du Ministère des Affaires Etrangères), met als voorstel de hervormde Annalen , Reeks Economische Wetenschappen als een platform te gebruiken voor publicaties op internationaal niveau door onderzoekers uit DRCongo, Rwanda, Burundi
- de IUC : In het kader van het project Hydrogeologisch onderzoek in het rivierbekken van de Geba, Tigre, Ethiopië.(zie 4.2, project P) is Moeyersons team member en resource person. Hij staat in, samen met het Departement Geologie van het KMMA (Dr Johan Lavreau, Dr Max Fernandez) voor opleiding in geomorfologie, geologie en teledetectie. Hij volbracht een eerste zending naar Ethiopië van 17 tot 28 januari 2004.
- Opleiding in GIS en satellietbeeldbehandeling aan het departement Geologie: Solomon Gebreselassie en Berhanu Gebregziabher, van 16 mei tot 16 juni 2004
- IFS Project Advisor : 2/10/2003 : behandeling van projectaanvraag . Behandeling van twee projectaanvragen in 2004
- Organisatie en deelname aan opleiding van Ethiopische studenten Solomon Gebreselassie en Berhanu Gebregziabher, van 16 mei tot 16 juni 2004 : VLIR – IUC / Mekelle University, hydrogeology project
- Training: ‘Natural risk assessment by aerial photograph interpretation in three selected tropical areas in Africa’. Johannes Hoffmeister, Marburg University, 25 July – 6 November 2005
- Training: ‘Evaluation des risques naturelles en relation avec le changement global du climat: application sur le Rwanda’ VdP Kabalisa, Ministry of Land, Forestry, Environment, Water and Mines, Kigali, 8/2-7/3/2006.
- Training: ‘Water resource development and environmental rehabilitation efforts in Northern Ethiopia: implications for river discharge-climate change pattern. Mintesenot Behailu. 15 april-15 mei 2006
- Training: Evaluation des risques naturelles en relation avec la néotectonique et le changement global du climat: application sur le Burundi. Nkurunziza Désiré, Université du Burundi: 20 mai - 20 juillet 2007. Participation à deux excursions:
- l’excursion ‘Geomorphological implications of human-environment interactions at different spatial and temporal scales in central Belgium’, organisée par le ‘Belgian Association of geomorphologists’
- The annual excursion of the Soil Science Society of Belgium, May 24, 2007, 'Soil evolution in and on tertiary sediments in North-West Belgium: A record of past environmental evolution and impact on present-day processes'
- Training: Inventorisation des risques naturelles à Kigali et ses alentours. Contraintes au développement futur de la ville. Tsinda Aimé, KIE, Kigali: 20 mai - 20 juillet 2007.
- Stage Raamakkoord: Landslide recognition and mapping as a tool in perched water table location in the Nugush region, Tigray, Ethiopia. Mekdes Tesfaye, Dept of Geology, Mekelle University, Ethiopia,13 augustus tot 7 september 2007.
- Stage raamakkoord: Landslides and mass movements as a factor in Specific Sediment Yield Variability, Tigray, Ethiopia. Nigussie Haregeweyn, Dryland Agriculture, Mekelle University, Ethiopia 13 augustus tot 7 september 2007.
- Local Group training Mekelle, 23 July – 12 August 2008: Recognition and mapping of landslides. Report
- Individual training Mr Fils Makanzu, 11 October – 8 Novembre 2008 Géologie Urbaine:
- Training in the frame work of the Institutional Collaboration RMCA-CRGM Kinshasa, project GU. 1 september to 10 october 2009
- Schimelies, preparation of MSc, January to July 2009
- Walère Sahani, November 2008 to February 2009, 2010, January – November 2011
- Local group training in Rwanda-Burundi-Kivu 2-16 November 2010 Report
- Training Fils makanzu, regensimulation, Kinshasa, 1-21 of May 2011
- ZIE VERDER in liste visiteurs MRAC

Career

- legerdienst: augustus 1969 - september 1970
- periode 1970-1975: afwisselend assistent aan de K.U.Leuven en wetenschappelijk medewerker aan het Koninklijk Museum voor Midden-Afrika te Tervuren (K.M.M.A.)
- 01.07.1975 : assistant met mandaat
- 01.07.1977: bevestigd in rang A
1975-1977: assistent K.M.M.A.
- vanaf 1 juli 1977: eerstaanwezend assistent K.M.M.A.
- vanaf 1 februari 1981: werkleider K.M.M.A.
- vanaf 1 april 1992: afdelingshoofd van de afdeling Land- en Bos¬bouw¬economie en d.d. afdelingshoofd van de afdeling Prehis¬torie en Archeologie aan het Koninklijk Museum voor Midden-Afrika te Tervuren. Dit laatste tot 1996
- vanaf eind augustus 2012: pensioen en weternschappelijk medewerker

Conferences

1- Symposium on environmental geomorphology, Lubumbashi, 21-31 octobre 1975."L'érosion pluviale sur les sols caillouteux du Nord-est du Nigeria et sur les sols sablo-limoneux du site archéologique de la Kamoa au Zaïre":
2- VIII Panafrican Congress of Prehistory and Quaternary Studies, Nairobi, 4-10 september 1977."The archaeological site of Gombe (Kinshasa-Zaïre): a case study of post-depositional reworking of Kalahari sands and consequent vertical dispersion of worked stones":
3- Société belge de Géologie, 3 april 1979."La reconstitution de certains anciens bassins hydrographiques au Rwanda",
4- N.F.W.O. kontakgroep Erosie- en verweringsmekanismen, 20 november 1979."Erosie in Rwanda",
5- Zitting Société Géographique de Liège, 20 februari 1980"Effets des actions biologiques sur les remaniements des sols et les processus de transport de masse":.
6- Zitting Société Géographique de Liège, 25 februari 1981."Méthodes d'enregistrement de la vitesse des transports de masse et de l'érosion par ruissellement sur une colline au Rwanda":
7- Studiedag van het N.F.W.O.-kontaktgroep "Erosie- en verweringsmekanismen", 9 juli 1981."Stabiliteitsproblemen op de heuvel Rwaza (Butare-Rwanda):
8- Derde Benelux Colloquium over geomorfologische processen, Luik 11-17 september 1983."The role of creep in the initiation of slump-like structures on Rwaza hill (Rwanda)": Deze lezing werd niet voorgebracht wegens malaria-aanval, maar is in het verslag opgenomen.
9- Université Nationale du Rwanda, Campus de Nyakinama, 24 november 1984."Quelques problèmes, concernant l'érosion au Rwanda":
10- Workshop on soil erosion and hillslope hydrology with emphasis on higher magnitude events, Leuven, 27-30 maart 1985. Poster session "Ravine formation on steep (15°-30°) slopes in Southern Rwanda".
11- Betrokkene organiseerde in samenwerking met P. Wassmer (U.N.R.) "Le premier colloque national sur les processus d'érosion au Rwanda". Dit colloquium had plaats aan de "Université Nationale du Rwanda", op de campus van Nyakinama van 11 tot 15 mei 1987. Het colloquium omvatte drie dagen met voordrachten en twee excursiedagen. Betrokkene stelde het programma samen en organiseerde en leidde het deel van de excursies dat betrekking had op de massatransporten en grondverschuivingen. Na de openingstoespraken gaf hij de voordracht: "Les différents types d'érosion sur pentes non protégées".
12- Studiedag van het N.F.W.O.-kontaktgroep "Erosie- en verweringsmekanismen" te Leuven, 12 oktober 1987 "Seasonal erosion trends and individual rainwash events as recorded on Rwaza hill, Southern Rwanda"..
13- Workshop on stone-lines", Brussel 24 maart 1987"The concentration of stones into a stone-line resulting from subsurface movements in fine and loose soils in the tropics"..
14- Studiedag van de N.F.W.O.-kontaktgroep "Tropical Geomorphology", 18 februari 1988. "Les effets morphologiques du creep au Rwanda".
15- 4° Benelux Colloquium over geomorfologische processen, Amsterdam-Leuven van 24 april tot 2 mei 1988 Twee voordrachten: "Continuous creep as a factor introducing terracette formation on a slope on the verge of failure (Rwaza-Rwanda)" en "Prospects of soil conservation in a hilly tropical country: the Rwanda case". Verder gaf hij een demonstratie met het triaxiaal celapparaat, om de schuifweerstand van bodemstalen te meten.
16- Studiedag van het "Réseau Erosion" (O.R.S.T.O.M.), Parijs, 14 september 1988."Les risques du creeping au Rwanda".
17- Studiedag van de N.F.W.O.-kontaktgroep "Geomorfologie van tropische, subtropische en mediterrane streken", Luik, 13 april 1989. "La pression érosive de l'environnement sur les champs cultivés".
18- 6° Vergadering van het "Réseau Erosion", Montpellier 11-12 september 1989."La capacité d'infiltration d'un sol ferrallitique au Rwanda: comparaison des résultats obtenus par un perméamètre annulaire, un oedomètre et deux types de simulateur de pluie" en een tweede mededeling: "Pluies artificielles verticales sur les sols ferrallitiques du Rwanda: la détermination des envéloppes d'infiltration".
19- 7° vergadering van het "Réseau Erosion", Montpellier 10-11 september 1990."Le creusement de fossés anti-érosifs sur les pentes raides au Rwanda et les conséquences sur le plan de l'érosion".
20- 9èmes journées du Réseau Erosion: Facteurs anthropiques de déstabilisation des versants en milieu tropical, Poitiers, 4-6 novembre 1992:"Les essais récents de lutte anti-erosive au Rwanda": Résumés et/ou communications, p. 16
21- Memorial Symposium Prof. J. De Ploey, K.U.L., 22-26 maart 1993."Mass wasting, wash events and river dynamics in a hilly tropical environment under agricultural pressure: the Rwanda case".
22- Groupe de Contact du F.N.R.S. "Formes de terrain et dépôts dans les régions intertropicales, subtropicales et méditerranéennes", Liège, 31 mai 1995."Processus de formation d'un abri sous roche dans une falaise de tufs volcaniques dans l'ouest du Caméroun".
23- "10th Panafrican Congress on Prehistory and Related Studies" te Harare, Zimbabwe, van 18 tot 23 juni 1995:Twee voordrachten: "Sodmein Cave, Red Sea Mountains, Egypt",met een beschrijving van de stratigrafie en interpretatie van het paleo-milieu voor de periode vanaf het Neolithicum doorheen het laatste glaciaal tot in het laatste inter-glaciaal en "Evolution of the Shum Laka rock shelter (Western Cameroon) since Late Stone-Age Times".
24- Liège, 16 maart 1996: studiedag Groupe de contact FNRS "Préhistoire" Ph. Lavachery, E. Cornelissen, J. Moeyersons, R. Assombang & P. de Maret: "Trente mille ans d'occupation, six mois de fouilles: Shum Laka, un site exceptionnel en Afrique centrale (Cameroun)",
25- Studiedag: "Geoarcheology in Mediterranean and tropical environments" door de Koninklijke Academie voor Overzeese Wetenschappen in samenwerking met de "Groupe de contact du FNRS sur les formes de terrain et les dépôts correllatifs dans les régions intertropicales, subtropicales et méditerrannéennes", Brussel, 24 april 1996. Voordracht: "L'abri sous roche de Shum Laka (Cameroun): climat et occupation humaine depuis 30.000 ans" door Moeyersons, J., de Maret, P. en E. Cornelissen.
26- International Conference on Tropical Climatology, Meteorology and hydrology, organised by the Royal Academy of Overseas sciences & the Royal Meteorological Institute of Belgium, Brussels, 22-24 May 1996: "Late pleistocene and holocene climatic evolution at Shum Laka rock shelter (Bamenda - Western Cameroon)
27- -Halvedagconferentie over verwoestijning van de Belgische Vereniging voor Afrikanisten, met voordracht: “L’Homme en Afrique: victime ou acteur de la désertification”. op 29 october 1997 in het KMMA
28- - ‘Belgian Association of Geomorphologists, Luik, 8 november 1997, “La recherche géomorphologique et sa vulgarisation au Musée Royal de l’afrique centrale, Tervuren”.
29- -Voordracht leraars aardrijkskunde, op 6 november 1997 te Diepenbeek: “Klimaatsveranderingen in de Sahara en de Sahel sinds het Laat-Pleistoceen: invloed op het landschap; de rol van de mens vroeger en nu”
30- -Deelname aan de excursie van de ‘Belgian Association of Geomorphologists’ op 17 juni 1998 o.l.v. Prof. Cyriel Verbruggen, met als thema het Waasland..
31- -Zitting van de Koninklijke Academie voor Overzeese Wetenschappen, Klasse voor Natuur- en Geneeskundige Wetenschappen, 22 december 1998. “Desertification and man in Africa”
32- XV INQUA-Congress, Durban 3-11 augustus 1999, met poster presentation: Palaeoenvironmental evolution in Eastern Egypt during the last 115 ka. Deelname aan mid-congress excursion on the geomorphology of Durban en deelname aan de post-congres excursie naar Kimberley olv Peter Beaumont.
33- ‘10th International Soil Conservation Organisation Conference, May 23-28 1999, Purdue University, West La Fayette, Indiana. Nyssen, J., Poesen, J., Mitiku Haile, Deckers, J., Moeyersons, J.: Integration of traditional and introduced soil and water conservation techniques under changing socio-economic conditions in the Tembien Highlands (Tigray, Ethiopia).
34- Deelname aan excursie over travertijnen in de Ardennen, o.l.v. Prof. R. Swennen, voor de Belgische Vereninging voor Geologie, op 23 october 1999
35- Deelname excursie ‘Belgian Association of Geomorphologists’, in de Condroz over lapies en karst.28 april 1999
36- "Anglophone Regional workshop on farmer innovation in Land Husbandry", Mekelle, 6-11 february 2000. "Soil and water conservation problems in Rwanda".
37- ISWC-Congress te Addis Abeba einde maart 2000-02-22.Jan Nyssen en Prof. Mitiku nemen deel aan: mijn naam als coauteur op beide papers.
38- International Symposium on Gully Erosion under Global Change", COST action 623, Leuven 16-19 april 2000. Oral Presentation: Moeyersons, J., "The origin of hillslope gully forms in Rwanda"; poster presentation: Moeyersons, J., "The role of deforestation and gully development in desertification in sub-Saharan tropical and subtropical Africa"; poster presentation: Nyssen, J., Poesen, J., Moeyersons, J., Mitiku Haile, Deckers, J., Luyten, E.: Gullies in the Northern Ethiopian Highlands: new insights on causes and control measures.
39- Strasbourg, 20-22 september 2001: COST action 623: "International symposium: The significance of soil surface characteristics in soil erosion". Poster presentation: J. Moeyersons, "Infiltration envelopes for different uses and vegetation covers of a ferrallitic soil in Southern Rwanda".
40- 'Soil degradation and soil conservation', thematic day of the Belgian Soil Science Society at the Institute of Earth Sciences, K.U.Leuven, 14 november 2001. Voordracht: J. Moeyersons: "Landslides, a forgotten process of soil degradation in tropical mountains: Butare, Rwanda and Tigray, Ethiopia". Drie posters: 1) Moeyersons J.: Deforestation, gully development and desertification in sub-Saharan tropical and subtropical Africa; 2) Moeyersons, J.: Infiltrattion envelopes for different uses and vegetation covers of a ferrallitic soil in Southern Rwanda"; 3) Nyssen, J., Poesen, J., Moeyersons, J., Deckers, J., Mitiku, H., Lavrysen, E.: "Rock fragments in cultivated soils in northern Ethiopia: spatial distribution and effect on soil loss reduction."
41- Second International Conference on Tropical Climatology, Meteorology and Hydrology TCMH-2001, Brussel, 12-14 december 2001 met voordrachten: 1) Moeyersons, J., Nyssen, J., Deckers, J., Mitiku Haile, Poesen, J.: "The climatic significance of Late-Pleistocene and Early-Holocene mass movements and their present-day remobilisation in Rwanda and Ethiopia" en 2) Jan Nyssen, Jean Poesen, Helga Vandenreyken, Jan Moeyersons, Jozef Deckers, Mitiku Haile, Christian Salles: "Spatial variability of rain and its erosivity in a tropical mountain catchment, Tigray, Northern Ethiopia" en met een poster
42- Belgian Association of Geomorphologists, 9 november 2001 om 14.00 u te Brussel in het "Paleis der Academiën, Brussel". J. Moeyersons: Geomorphological research at the Royal Museum for Central Africa, Tervuren.
43- Colloque international -Gestion de la biomasse, ruissellement, érosion et sequestration du carbon- IRD-Montpellier 24-28 september 2002. Lid van de wetenschappelijke raad van de vergadering.Voordrachten: 1) Maude Veyret-Picot, Jan Nyssen, Jean Poesen, Jan Moeyersons, Mitiku Haile, Jozef Deckers: Gully Evolution in a Tropical Mountain Catchment, Tigray, Ethiopia; 2 ) Jozef Naudts, Karen De Geyndt, Jan Nyssen, Jozef Deckers, Mitiku Haile, Jan Moeyersons, Jean Poesen: The Trap Efficiency for Sediment and Carbon in Exclosures on Steep Slopes. A Case Study from the Tembien Highlands, Tigray, Ethiopia; Posters:1) J. Moeyersons. 'The Role of Vegetation Cover in Sediment Redistribution by Rainwash: Rwaza Hill, Butare, Rwanda; 2) Nyssen, J., Moeyersons, J., Poesen, J., Deckers, J., Haile, M. Facteurs naturels et anthropiques dans les processus d'érosion dans un bassin de montagne en Ethiopie septentrionale
44- IAG International Symposium Addis Abbaba, 9-10 December 2002: Climatic changes, active tectonics and related geomorphic effects in high mountain belts and plateaux. Pre-congres excursion in the Ethiopian rift, 4-8 December and part of post-congress trip to the northern highlands. Presentation: Nyssen, J., Moeyersons, J., Lang, A., Poesen, J., Deckers, J., Mitiku. H., 2002. The environmental significance of the end of tufa dam build-up during the early to middle Holocene in northern Ethiopia. IAG International Symposium Addis Abbaba, 9-10 December 2002: Climatic changes, active tectonics and related geomorphic effects in high mountain belts and plateaux. Proceedings, p. 29; Guiding of trip to Hagere Selam on the 12th of December 2002
45- ICES International Conference of Ethiopian Studies, Afrika-Asia-Institute, University of Hamburg, 21-25 July 2003. Presentation: Moeyersons, J., Nyssen, J., Poesen, J., Deckers, J., Mitiku Haile, Kabeto Kurkura, Govers, G., Descheemaeker, K., Nigussie Haregweyn: ‘Climatic vs. anthropogenic desertification and sustainable agriculture, Tigray, Ethiopia’.
46- First BELQUA workshop at Louvain-la-Neuve, 4 December 2003: presentation: Jan Moeyersons, Jan Nyssen, Jean Poesen, Jozef Deckers, Mitiku Haile, Kabeto Kurkura, Gerard Govers, Katrien Descheemaeker, Nigussie Haregeweyn: Hydrology and land degradation since late-Pleistocene times in Tigray, Ethiopia
47- Réunion fondatrice du Réseau Erosion – GCES de l’AUF Paris, 19-20 avril 2004: Conseil scientifique et présentation orale: ‘Les mouvements de masse en Afrique centrale: état de nos connaissances et avenir de la recherche’
48- Second BELQUA workshop, 13 May 2004, Royal Museum for Central Africa: organizing committee.
49- 20ème Colloquium of African Geology, BRGM Orléans, 02-07 of June 2004. Présentations: 1) Tréfois, Ph., Moeyersons, J., Lavreau, J, Alimasi, D., Badryio, I., Mitima, B., Mundala, M., Munganga D.O., Nahimana, L: Geomorphology and urban geology of Bukavu (R.D. congo). Interaction between soil instability and human settlement. 2) Moeyersons, J., Kurkura Kabeto, Tesfa Michael, Tarekegn Tadesse, De Smedt, F., Trefois, Ph., Fernandez, M., Lavreau, J. ,nyssen, J., Poesen, J. Deckers, J. & Mitiku Haile: Perched water tables in pre-deforestation times and possibilities for their recharge: western part of the Mekelle outlier, Tigray, Ethiopia. 3) Poster session: Jan Moeyersons, Jan Nyssen, Jean Poesen, Jozef Deckers, Mitiku Haile, Kabeto Kurkura, Gerard Govers Katrien Descheemaeker & Nigussie Haregeweyn: environmental changes in highland Ethiopia since late Pleistocene times
50- DGCD & BELSPO – Belgium: International Colloquium on Desertification, Drought and Poverty Alleviation, Brussels, 15th of May 2004. Poster presentation: Jan Moeyersons, Jan Nyssen, Jean Poesen, Jozef Deckers, Mitiku Haile, Kabeto Kurkura, Gerard Govers Katrien Descheemaeker & Nigussie Haregeweyn: environmental changes in highland Ethiopia since late Pleistocene times
51- IGC – UK 2004 Glasgow. 1) The 30th Congress of the International Geographical Union 15-20 August 2004. Presentation: Land degradation, desertification a dclimate, Tigray, ethiopia. 2) Joint International Geomorphology Conference, 18-20 August 2004
52- VLIR IUS – Mekelle official launch meeting BIG-BANG at Mekelle from 20 tot 24 September 2004; Symposium on the rehabilitation of dryland forests in Ethiopia: ecology and management, Mekelle, 21-24 September 2004; Zala Daget Project stakeholders meeting, Mekelle, 23-24 September 2004. co-author of several communications and posters.
53- Africa’s Great Rift: Diversity and Unity, Brussels, Paleis der Academien, 29-30 september 2005: Poster with Philip Tréfois and others on the soil instabilities at Bukavu.
54- 14th ISCO conference + session of Réseau Erosion UAF: Water management and soil conservation in semi-arid environments, Marrakach, 19-23 May 2006: 1)oral presentation: Moeyersons J, Nyssen J, Poesen J, Deckers J, Mitiku Haile: Efficacité de la GCES en zones semi-arides d'Ethiopie. 2)oral presentation: Nigussie Haregeweyn, Jean Poesen, Kobe Paridaens, Jan Nyssen, Seppe Deckers, Gert Verstraeten, Wolde Mekuria, Mitiku Haile, Jan Moeyersons, Gerard Govers: Assessment and Evaluation of Nutrient Export and Associated Costs from Micro-dam Catchments in Tigray, Northern Ethiopia. 3) poster: Moeyersons, J., Nyssen, J., Poesen, J., Deckers, 3., Mitiku Haile, Van de Wauw, J., Hofmeister, J.: The role of mass movements in landscape development, Tigray, Ethiopia. Deelname aan post-conference tour naar Ouarzazate en Mergouza.
55- DGOS/CGIAR vergadering ‘Van de aarde tot de mens’ van 2 mei in de senaat en op 3 mei 2006 in het Egmontpaleis.
56- International Conference: “Desertification: Migration, Health, Remediation and Local Governance”, Palais des Académies, rue Ducale 1, 1000 Brussels, 22 september 2006. door United Nations en KAOW. Poster: Moeyersons, J., Nyssen, J., Mitiku Haile, Poesen, J., Deckers, J.,: Integrated sSWC-management to stop Desertification in Tigray, Ethiopia.
57- HighLand2006 international conference: Environmental change, geomorphic processes, land degradation and rehabilitation in tropical and subtropical highlands, Mekelle, 19-24 September 2006. Door VLIR IUC-Mekelle. 7 field presentations, 2 indoor presentations, 4 poster presentations. See publication list.
58- Soil Science Society of Belgium Thematic Day 2006: On and off site effects of soil erosion and soil conservation, December 5, The Royal Academies of Belgium for Science and the Arts, Brussels. Poster: ‘Mass movement, landscape development and mass movement risk assessment in the western part of the Mekelle outlier, Tigray, Ethiopia’ by J. Moeyersons, J. Nyssen , J. Poesen, J. Deckers, Mitiku Haile, J. Hofmeister.
59- ‘B-IWA Happy Hour’, 23 october 2007, KMMA-Tervuren: B-IWA meets Central Africa: Presentation: The changing Fluvial Regime in Central Africa.
60- Conference on Desertification, Ghent, 23/01/2008. Presentation : Desertification and changes in river regime in Central Africa: possible ways to prevention and remediation.
61- EUROSOIL 2008 International Congress, Vienna, 25-29 August. Poster presentation: Moeyersons, J., Van den Eeckhaut, M., Nyssen, J., Poesen, J., Deckers, J., Tesfamichael Gebreyohannes, Mitiku Haile, 2008. Landslides and soil distribution, soil conservation and the risk of landslide remobilisation. Geba-Werei water divide, Tigray, Ethiopia, in W.E.H. Blum, M. H. Gerzabek, M. Vodrazka (Eds), EUROSOIL 2008 25-29 AUGUST 2008, Vienna, Austria, Book of Abstracts, p. 251 Nyssen, J., Deckers, J., Munro, R.,N., Poesen, J., Haregeweyn, N., Descheemaeker, K., Moeyersons, J., Haile, M., 2008. Repeat photography to analyse the effects of 30 years of land rehabilitation in the Ethiopian highlands, in W.E.H. Blum, M. H. Gerzabek, M. Vodrazka (Eds), EUROSOIL 2008 25-29 AUGUST 2008, Vienna, Austria, Book of Abstracts, p. 124
62- 22d Colloquium on African Geology, November 04-06 Hammamet 2008 – Tunesia. Moeyersons, J., Van Den Eeckhaut, M., Nyssen, J., Poesen, J., Deckers, J., Tesfamichael Gebreyohannes, Mitiku Haile, Tack, L: Landslides and soil distribution, soil conservation and the risk of landslide remobilization. Geba-Werei water divide, Tigray, Ethiopia. Poster
63- Conference on Desertification, Ghent, 23 January 2008, KOAW, DGOS. Desertification and changes in river regime in Central Africa: possible ways to prevention and remediation Jan Moeyersons and Philippe Trefois, Royal Museum for Central Africa, Tervuren, Belgium. Oral presentation
64- European Geosciences Union General Assembly, 2008, Vienna, Austria, 13-18 April 2008. Van Den Eeckhaut, M., Moeyersons, J. , Poesen, J., Nyssen, J., Deckers, J., Mitiku Haile , Amanuel Abraha: Characteristics and consequences of ancient mass movements in the Northern Ethiopian highlands. Poster presentation.
65- International Symposium: Developing Countries facing Global Warming: a Post-Kyoto Assessment, Brussels, Palais des Académies, 12-13 June, 2009. Sadiki Ndyanabo, Ine Vandecasteele, Jan Moeyersons, Philippe Trefois, Climate-related natural hazards in Bukavu, DRCongo. poster
66- Session of the Royal Academy of Overseas Sciences, 17th of February 2009. Jan Moeyersons, Philippe Trefois, Ine Vandecasteele : Study and mapping of natural hazards along the Kivu -Tanganyika rift, Eastern Africa . Oral presentation by Moeyersons
67- 7th International Conference on Geomorphology (ANZIAG) Melbourne, Australia, July 2009. Jan Moeyersons, Ine Vandecasteele, Philippe Trefois. Natural risk reduction along the Albertine rift, Central Africa. Oral presentation by Ine Vandecasteele
68- Société géographique de Liège, Le 18 mars 2009. J. Moeyersons : Les catastrophes naturelles sur les bords du rift Kivu-Tanganyika et les moyens de leur prévention
69- Congress on Applicable Water Technology in the South on 7-8 April in Rotterdam. Jan Nyssen, Jean Poesen, Nigussie Haregeweyn, Seppe Deckers, Amaury Frankl, Jan Moeyersons and Mitiku Haile: Reservoir construction: rationale, problems and environmental impact – the case of North Ethiopia. Presented by Jan Nyssen
70- 4th Belgian Geography Days: Geography in a changing world, KULeuven, 22 – 23 October 2010. Chairman of the session ‘African stduies’ and two presentations.
• Jan Moeyersons, Ine Vandecasteele, Philippe Trefois: Practical applications of the topographic thresholds slope and runon area in the study of hill slope incisions along the Albertine Rift in Kivu (DR of the Congo), Rwanda and Burundi
s• Ine Vandecasteele, Jan Moeyersons, Philippe Trefois, Makanzu Fils: The Natural Hazards Database for central Africa: The increasing importance of hydrological hazards and gully erosion in a rapidly developing tropical region
71- SSSB – Thematic Day ‘History and future of soil research in Congo, Rwanda and Burundi’ RASAB, Brussels – 1 December 2010: presentation: Jan Moeyersons, Philippe Trefois, Ine Vandecasteele, Walère Sahani Muhindo, Pierre Ilunga Lutumba, Stephan Sadiki, Louis Nahimana: The topographic thresholds 'slope' and 'runon area' as a tool in prediction and interpretation of hillslope incisions along the Albertine Rift
72- GRSG- London, 1-3 December 2010. Philippe Trefois, Ine Vandecasteele, Jan Moeyersons, Fils Makanzu ,Christophe Tumwaka, Akheem Ntombi: The study of hydrologic erosion by diachronic imagery and digital elevation models, field survey and soil mechanics, Kinshasa, RDC
73- IAG/AIG REGIONAL CONFERENCE 2011: GEOMORPHOLOGY FOR HUMAN ADAPTATION TO CHANGING TROPICAL ENVIRONMENTS ADDIS ABABA, ETHIOPIA FEBRUARY 18‐22, 2011 ORGANIZED BY EAG ‐ ETHIOPIAN ASSOCIATION OF GEOMORPHOLOGISTS.
• Intensive Course on Landslide Geomorphology and Mapping (LANDMAP) Days: February 14 – 18
Working area: Dessie basin and town
Instructors: Giandomenico Fubelli and Jan Moeyersons
• Presentation: Applications of the topographic thresholds slope and runon area in the study of hill slope incisions along the Albertine Rift in Kivu (DR of the Congo), Rwanda and Burundi. Jan Moeyersons1, Ine Vandecasteele1, Philippe Trefois, Royal Museum for Central Africa, 3080 Tervuren, Belgique
74- International Congress: Water 2011. Integrated water resources management in tropical and subtropical drylands
Location: Mekelle, Ethiopia
Date: 19-26 September 2011
Presentation by Gebreslassie Suyum: Threshold combinations of slope and runon area as a tool in the description of hillslope incisions in the Albertine and the Main Ethiopian Rift. Jan Moeyersons, Mekdes Tesfay, Tesfahunegn Abera, Gebreslassie Suyum, Sahani Muhindo, Philippe Trefois
Poster presentation by Gebreslassie Suyum: Study of Geomorphic Hazards in central Africa. Jan Moeyersons, Ine Vandecasteele


Research

- geomorphic processes
- hydrological risks in Central Africa: floods and inundations, gullies, landslides and mass movements, farm erosion, lake and water table oscillations
- environmental and climatic context of hydrological risks
- vulnerability of towns in Central Africa
- Quaternary stratigraphy