The GEF Earth Fund - http://www.thegef.org/gef/PPP
The purpose of the GEF Earth Fund is to leverage funding as well as management, technological and environmental expertise from the private sector, GEF agencies, foundations and NGOs to promote partnership with the private sector and foster leading edge projects, technologies and business models that will contribute to the protection of the global environment and promote thereby environmentally sound and sustainable economic development.

The United Nations Framework Convention on Climate Change - http://www.unfccc.int/

UNFCCC Secretariat - http://unfccc.int/secretariat/history_of_the_secretariat/items/1218.php
Supports all institutions involved in the climate change process, particularly the COP, the subsidiary bodies,and their Bureau.

Intergovernmental Panel on Climate Change (IPCC) - http://www.ipcc.ch/
The Intergovernmental Panel on Climate Change is a scientific body established by the United Nations Environment Program (UNEP) and the World Meteorological Society (WMO) to serve as a world scientific source of information on the current state of climate change, its environmental and socioeconomic effects, as well as the possible measures for effective climate management.

International Energy Agency - http://iea.org/index.asp
An advisory body on energy policy, the International Energy Agency provides intergovernmental assistance to its 28 member countries on measures directed at the provision of reliable, affordable, clean energy for its citizens.

The World Bank Climate Change Portal - http://beta.worldbank.org/climatechange
This is an interactive tool designed to present and provide climate-related data with maps and on a global scale to policy makers and development practitioners.

International Renewable Energy Agency - http://www.irena.org
The International Renewable Energy Agency (IRENA) is an intergovernmental organization focusing on renewable energies. IRENA concentrates on alternative energies in both industrialized and developing countries.

The Adaptation Fund - http://www.adaptation-fund.org
The Adaptation Fund has been established by the Parties to the Kyoto Protocol of the UN Framework Convention on Climate Change (UNFCCC) to finance concrete adaptation projects and programmes in developing countries that are Parties to the Kyoto Protocol.