The 2005 Environmental Sustainability Index (ESI)The ESI is a composite index tracking 21 indicators, including natural resources, pollution levels, and environmental management efforts, that characterize and influence environmental sustainability on a national scale. The United States ranks 45th. This high-middle ranking reflects high performance on issues such as water quality and environmental protection capacity and low performance on other issues, such as waste generation and greenhouse gas emissions.
Source: Esty, Daniel C., Marc Levy, Tanja
Srebotnjak, and Alexander de Sherbinin (2005). 2005 Environmental
Sustainability Index: Benchmarking National Environmental Stewardship.
New Haven: Yale Center for Environmental Law & Policy. www.yale.edu/esi .
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