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  1. Agroecology is a scientific discipline, a set of practices and a social movement. As a science, it studies how different components of the agroecosystem interact. As a set of practices, it seeks sustainable farming systems that optimize and stabilize yields. As a social movement, it pursues...  
  2. The global food system is at a crossroads. Agriculture must meet the challenges of hunger and malnutrition – against a backdrop of population growth, increased pressure on natural resources including soils and water, the loss of biodiversity, and the uncertainties associated with climate change....  
  3. Key Resource 2014-01-01 In order to achieve high levels of agricultural productivity in the tropics at the lowest possible economic and ecological costs, we need to properly understand the relationship between nutrients in the soil and crop productivity. For this to happen, the current understanding needs to change. The...  
  4. Key Resource 2015-07-23 Climate change will have a huge impact on the world’s poorest people. Crop yields have already gone down in the tropics and are projected to drop by 15-30% by 2080 in Africa, South Asia, and Central America (Hoffman 2013). Some countries could reach a 50% loss of agricultural productivity; in...  
  5. Key Resource 2015-09-21 The System of Rice Intensification (SRI) is a method of raising rice that produces substantially higher yields with the planting of far fewer seedlings and the use of fewer inputs than either traditional methods (i.e., flooding) or more “modern” methods (using mineral fertilizer or...  
  6. Key Resource
    2015-11-04 Active learning and exchange of knowledge are key to farmer adoption of beneficial agricultural innovations. Community health worker (CHW) and community animal health worker (CAHW) programs have led to a rich body of knowledge about extension, much of which is applicable to efforts aimed towards...