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Because we only have the one planet Earth... WWF believes that, together, we must save endangered species, conserve natural environments and live sustainable lives.

Encyclopedia of Earth Welcome to the Encyclopedia of Earth, an electronic reference about the Earth, its natural environments, and their interaction with society. The Encyclopedia is a free, fully sea ...

Earth's Friends was created to gather support for our planet and its inhabitants, and to spread the word on climate change and anything that may adversely affect our friend and host in this life, planet Earth.

Global warming related climate change through increasing carbon dioxide levels is one of the greatest threats to our planet. Learn more about the issue and some of things you can do to reduce carbon emissions

Current, in-depth environmental news and information about global warming, renewable energy, conservation, recycling and other environmental issues. Learn what others around the world are doing to protect the environment. Find out what steps business...

Explore all things related to US politics and current events.

Social Studies for Kids is a site with articles, subjects, and tons of links for all subjects of social studies, with a focus on what kids and their teachers/parents are learning.

Energy Information Administration - EIA - Official Energy Statistics from the U.S. Government

The National Agricultural Law Center features aglaw news of judicial and administrative developments, subject-based reading rooms on aglaw topics, research articles, glossary, congressional links, and farm bills history.