Coltan Environmental Management

Publikationen:

• Knoblauch, C., F.-X. Naramabuye, and R. Nieder (2018): Phosphorus availability in selected soils of Rwanda: Comparison of four test procedures, Farming and Management 3(2), 123-135.
• Diogo, R.V.C, M. Bizimana, and R. Nieder (2017): Effects of compost type and storage conditions of climbing bean on Technosols of Tantalum mining sites in Western Rwanda, Journal of Plant Nutrition and Soil Science 180, 482-490
• Nieder, R., T.K.D. Weber, I. Paulmann, A. Muwanga, M. Owor, F.-X. Naramabuye, F. Gakwerere, M. Biryabarema, H. Biester, and W. Pohl (2014): The geochemical signature of rare-metal pegmatites in the Central Africa Region: Soils, plants, water and stream sediments in the Gatumba tin-tantalum mining district, Rwanda, Journal of Geochemical Exploration 144, Part C, 539–551.
• Ndoli, A., F. Naramabuye, R.V. Diogo, A. Buerkert, and R. Nieder (2013): Greenhouse experiments on soybean (Glycine max) growth on Technosol substrates from tantalum mining in Rwanda, International Journal of Agricultural Science Research 2(5), 144-152.

Vorträge:

• Nieder (2014): Presentation of major results from the Coltan project phase 2013/14, Coltan Final Workshop in Goslar, December 15th, 2014
• Nieder (2014): Dynamics of trace elements and crop nutrients in arable land of a mining region in Rwanda, Guest Colloquium of Plant Nutrition Hohenheim University June 24th, 2014.
• Nieder (2013): Nitrogen mineralization and nitrification in soils of the Gatumba tin-tantalum mining district, Rwanda, 6th International Nitrogen Conference, 17-20 November 2013, Kampala, Uganda. Just enough N – Perspectives on how to get there for “too much” and “too little” Regions
• Nieder (2013): Nitrogen and phosphorus dynamics in soils of the Gatumba Mining District: Results from laboratory experiments , Coltan Workshop in Kigali, February 4th, 2013
• Nieder (2013): Highlights of toxic element analyses in the Gatumba Mining District, Coltan Workshop in Kigali, Rwanda, February 4th, 2013
• Nieder (2012): Environmental Research in a Tantalum Mining Area in Central Africa. , Presentation at Nanjing Normal University, China, November 14th, 2012.
• Paulmann (2010): Topographic maps for spatial visualisation of the Gatumba Mining District: State of the art, Inaugural Workshop of the Coltan Environmental Management Project (Volkswagen Foundation) in Kigali, 02-04 August 2010
• Nieder (2010): Toxic elements in soils , Inaugural Workshop of the Coltan Environmental Management Project (Volkswagen Stiftung) in Kigali, 02-04 August 2010
• Nieder (2010): Sustainable Restitution/Recultivation of Artisanal Tantalum Mining Wasteland in Central Africa., Presentation at the Agricultural University of Hebei in Baoding, China, October, 2010.
• Nieder (2009): Assessment of soil quality in the Gatumba mining district, Rwanda., Grantees Meeting “Resources, their Dynamics, and Sustainability – Capacity-Development in Comparative and Integrated Approaches” January 5th to 8th, 2009 in Dar-es-Salaam, Tanzania.
• Nieder (2009): Assessment of soil quality in the Gatumba mining district, Rwanda., Grantees Meeting “Resources, their Dynamics, and Sustainability – Capacity-Development in Comparative and Integrated Approaches” January 5th to 8th, 2009 in Dar-es-Salaam, Tanzania.

Poster:

• Weber, T.K.D., R. Nieder, I. Paulman, A. Muwanga, M. Owor, F.-X. Naramabuye, H. Biester, F. Gakwerere, M. Biryabarema, and W. Pohl (2014): Occurrence of Trace Elements in Soils, Plants, Water and Stream Sediments of the Tin-Tantalum Mining Area of Gatumba, Rwanda, ASA, CSSA, & SSSA International Annual Meeting, Nov 2-5, Long Beach, CA.
• Nieder, R., C. Knoblauch, F.-X. Naramabuye, A. Ndoli (2014): Nitrogen dynamics in soils of central African smallholfer farms , 18th Nitrogen Workshop - The nitrogen challenge: building a blueprint for nitrogen use efficiency and food security. 30th June - 3rd July 2014, Lisboa, Portugal 
• Nieder, R., and C. Knoblauch (2013): Das Verhalten von Phosphor in ausgewählten Böden eines Bergbaugebiets in Ruanda, Jahrestagung der DBG: »Böden - Lebensgrundlage und Verantwortung«, 7.-12. September 2013, Rostock
• Weber, T., I. Paulmann, R. Nieder (2011): Vorkommen von Spurenelementen in Grund- und Oberflächenwasser in der Bergbauregion von Gatumba, Rwanda, DBG-Tagung 2011, Poster 240
• Paulmann, I., T. Weber, T., R. Nieder (2011): Spurenelementbelastung von Böden und Pflanzen im Bergbaugebiet Gatumba, Ruanda, DBG-Tagung Berlin, Poster 241
• Biryabarema, M., Bürkert, A., Diogo, R.V.C., Gatera, F., Lehmann, B., Muwanga, A., Nahimana, L., Naramabuye, F., Ndabaneze, P., Nieder, R., Ntagoma, J.B., Pohl, W., Rukazambuga, D. and Schenk-Mathes, H. (2010): Coltan environmental management: Sustainable restitution/recultivation of artisanal tantalum mining wasteland in Central Africa, Grantees Meeting of the Volkswagen Foundation’s Sub-Saharan Africa Initiative, Kassel-Witzenhausen, 20-24 September 2010
• Weber, T., Paulmann, I., Muwanga, A., Owor, M., Nayebare, Y., Naramabuye, F., Ndoli, A., Nkurunziza, C., Ndabaneze, P., Gakwerere, F., Karasira, G., Dauck, H.P. and Nieder, R. (2010): Toxic elements in soils, sediments and water, Grantees Meeting of the Volkswagen Foundation’s Sub-Saharan Africa Initiative, Kassel-Witzenhausen, 20-24 September 2010