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Evaluation of the impact of payments for environmental services on land use change in Quindío, Colombia (English)

The growing use of Payments for Environmental Services (PES) for conservation has fostered a debate on its effectiveness, but the few efforts to date to assess the impact of PES programs have been hampered by lack of data, leading to very divergent results. ... See More +

Working Paper (Numbered Series) 92768 SEP 01, 2013

Pagiola, Stefano; Rios, Ana R.; Freire-González, Jaume Disclosed

Climate volatility and poverty vulnerability in Tanzania (English)

Climate models generally indicate that climate volatility may rise in the future, severely affecting agricultural productivity through greater frequency of yield-diminishing climate extremes, such as droughts. ... See More +

Policy Research Working Paper WPS5117 NOV 01, 2009

Ahmed , Syud Amer; Diffenbaugh, Noah S.; Hertel , Thomas W.; Lobell, David B.; Ramankutty, Navin; Rios, Ana R.; Rowhani, Pedram Disclosed