a trade association for environmental industry professionals interested in the market-based solutions to combat pollution and create a sustainable environment

promotes caps and trading of emissions; providing environmental groups, industries, and lawmakers with practical resources on environmental-based trading programs (pdf)

the US Environmental Protection Agency promotes clean air market programs to reduce air pollution and promote emissions allowance trading

an independently audited, globally applicable best practice methodology for project development that delivers high quality carbon credits

dedicated to supporting climate protection and local development, working to to make the emerging international greenhouse gas reduction market more broadly accessible to small-scale activities

a Pew Center report on necessary requirements to establish a mandatory greenhouse gas (GHG) reporting and disclosure program as an essential first step in any effort to reduce U.S. GHG emissions

dedicated to the establishment of effective systems for trading in greenhouse gas emissions by businesses that is demonstrably fair, open, efficient, accountable and consistent across national boundaries

US Dept. of Energy and the electric utility industry program to support joint implementation investment and development and to demonstrate U.S. commitment to voluntary approaches to address global climate change

an independent broker and market developer of greenhouse gas emission reductions

follows the development of the emerging carbon market, publishing relevant news and comments on its site

a report for the German Marshall Fund by The Climate Group that provides evidence that supports the position that the EU's adoption of a cap and trade system has not hurt business (pdf)

Carbon Trade Watch report takes a critical look at the emerging free market in greenhouse gases (pdf)

initiative aimed at increasing consumers’ understanding of the role of offsetting in tackling climate change and helping them to make informed purchases of good-quality offsets

exploring the emerging greehouse gas emissions market; bringing government, industry and civil society together to address climate change through trade and investment

contains all Clean Development Mechanism/Joint Implementaiton projects that have been sent for validation/determination, as well as baseline & monitoring methodologies

provides a robust, new global standard and program for approval of credible voluntary offsets

provides a data base of carbon offsets that is searchable by name, company or location