There was an article in yesterdays, NY Times by John Collins Rudolf about food and agriculture production in Africa - click here to read the article.
In Minnesota and other midwest states in the U.S. the average farmer uses 100 kilograms of chemical fertilizer per hectare and the average farmer in Kenya uses only 7 kilograms per hectare. Less fertilizer is better for the environment. The question is how to have a "green revolution" in Africa without the environmental problems. Dr. Chinkunutha, the economist turned farmer who appears in "What are we doing here?" says organic agriculture is the way to go? Now the Malawian government is getting results by subsidising chemical fertilizer to it's countries farmers. Either way, we need to end the way we give out food aid as that has a direct negative effect on African farmers - click here for more information on food aid/African farmers.
Check out the - "The boy who harnessed the Wind" by William Kamkwamba. From a library book and a photo, William built a windmill that generated electricity for his family's compound. To see Moving Windmills: The William Kamkwamba Story, click here. To buy his book, go to his website by clicking here