countries. Worldwatch publications include: The State of the World report is an annual assessment of urgent global environmental problems and the innovative ideas proposed and applied across the globe to address them. Vital Signs tracks social, environmental and economic trends and publishes data and analysis. See also Lester R. Brown, founder of Worldwatch Institute Ed Ayres, former editor of Worldwatch, which ceased publication in 2010. Sustainable Development Environmental Movement List of environmental organizations World Nuclear Industry Status Report References External links Environmental organizations based in Washington, D.C. Organizations established in 1974 1974 establishments in Washington, D.C. Think tanks based in the United States Human overpopulation think tanks Population concern advocacy groups Population concern organizations