Greenbiz.com aims to support mainstream businesses in working toward ecological responsibility, and offers news, tools, and references to that end.
The Green Scissors Campaign, led by Friends of the Earth, Taxpayers for Common Sense and U.S. Public Interest Research Group, works with Congress and the Administration to end environmentally harmful and wasteful spending.
Natural Strategies is a consulting firm helping businesses who want to "integrate sustainability with business strategy."
The Nautilus Institute for Security and Sustainable Development's mission is "to solve interrelated critical global problems by improving the processes and outcomes of global governance." They currently focus on climate change, particularly equity dimensions of mitigation and adaptation; "the threat and reality of nuclear war and global insecurity; and the threat and reality of the global economy outpacing ethical governance."
Redefining Progress is a non-profit organization that aims to "generate and refine innovative policies and ideas that balance economic well-being, the environment, and social equity so that those living today and those who will come in the future can have a better quality of life." Their site includes a declaration endorsed by 2,500 economists, including eight Nobel Laureates, stating that "policies to slow climate change can be enacted without harming either the United States economy or living standards."