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Indonesia laboratory testing drinking water. Photograph taken in meulaboh, aceh province -december 2006, 2 years after tsunami of december 26th 2004 devastated much of coastal region. Taken to illustrate reconstruction work projects of (catholic relief services) of sponsored photo tour. terchnician : every house well gets tested. Unicef originally helped up to support other ngos in area, helps staff salaries provides us with equipment. coordinates activities with local government. water in local wells is quite contaminated, especially with arsenic, as well as nitrates, nitrites, iron, manganese fluoride. water became salinated after tsunami. We test here both water from shallow deep wells

A bottle of ethanol and some of the materials ethanol can be made of at the National Renewable Energy Laboratory, operated by the US Department of Energy, where scientists are developing economical processes for making cellulosic ethanol from non-edible p

Earth diluted with water in order to extract the PH from the soil as part of a study on nitrogen exchanges between bacteria and the roots of legumes in the tropical forest of the "La Selva" research station in Puerto Viejo from Sarapiqui, Costa Rica

Earth diluted with water in order to extract the PH from the soil as part of a study on nitrogen exchanges between bacteria and the roots of legumes in the tropical forest of the "La Selva" research station in Puerto Viejo from Sarapiqui, Costa Rica

27-year-old researcher working in a lab on nitrogen exchange between bacteria and the roots of legumes in the rainforest at the "La Selva" research station in Puerto Viejo de Sarapiqui, Costa Rica