Contents of the latest issue: EDITORIAL FEATURE: There is sufficient water to end world hunger SUSTAINABILITY SCHOOL "Contingent Valuation Method" IN BRIEF: Ecotourism in Bolivia Strategic tree planting to increase water availability Using climate to predict leishmaniasis outbreaks New funds for a new green revolution in Africa Low-input agriculture as a tool for poverty alleviation New UN principles for responsible shrimp farming The rise of slime threatens the oceans and people SDU-NUMBERS The quote