The post-World War II era has witnessed a drastic increase in irrigation activities that have contributed substantially to the massive growth in agricultural production that enables humanity to feed its doubling population. However, a distinction has to be made between the overall positive...

In recent years, development policy has responded to an increasing concern about natural resource degradation by setting up innovative payment for environmental services (PES) programs in developing countries. PES programs use market and institutional incentives in order to meet both...

Considering the deep pessimism about the limits to growth that prevailed throughout much of the 60s and early 70s, the rapid growth in food crop productivity and food supplies triggered by the Green Revolution was a remarkable achievement. The driving force behind this success was the...