(25) O Yale Center for Environmental Law and Policy (
YCELP) e do CIESIN--Center for International Earth Science Information Network em colaboracao com o World Economic Forum and the Joint Research Centre of the European Commission foram os responsaveis pela criacao do chamado ESI--2002 Environmental Sustainability Index.
(11) An Initiative of the Yale Center for Environmental Law and Policy (
YCELP) and the Center for International Earth Science Information Network (CIESIN) of Columbia University, EPI measures country-scale performance on a core set of environmental policy goals for which every government can be made accountable.
Developed by the Yale Center for Environmental Law and Policy (
YCELP) and the Columbia University Center for International Earth Science Information Network (CIESIN), the ESI promises to significantly influence environmental public policy worldwide.