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The majority of the poor and hungry people in the world live on small farms and struggle to subsist on too little land with low input - low…
Water resources development options are usually selected on a least-cost basis. While economic considerations are dominant in choosing…
African agriculture is at the crossroads. Persistent food shortages are now being compounded by new threats arising from climate change.…
Extracting, delivering, and disposing water requires energy, and similarly, many processes for extracting and refining various fuel sources…