"Global climate change poses great risks to poor people whose livelihoods depend directly on the use of natural resources. Mitigation of the adverse effects of climate change is a high priority on the international agenda. Carbon trading, under the Kyoto Protocol as well as outside the protocol,...

There is widespread agreement that our ability to deliver sustainable food security for all will be challenged in three dimensions—population growth, constrained natural resources, and climate change. Investments in agricultural productivity are essential to dealing with these challenges....