International Earth Day Site - Events, history, proclamations.

Earth Day on Your Block - Offers activities and projects to help help celebrate in their neighborhoods; lists ideas and resources.

National PTA: Earth Week - Includes interactive quiz, online game, printable literature, and several articles related to environmental protection at home and school.

Earth Day - Tells what Earth Day is and when it is celebrated.

Mythinglinks.org: Earth Day - Offers annotated links to sites that focus on the annual observance as well as related environmental issues.

Earth Day Information Center - Features a large collection of fact sheets and policy papers. Provided by the National Center for Public Policy Research.

Earth Day Every Day - Includes a history of the observance, environmental timeline, a virtual tour of an arctic wildlife sanctuary, and resources for teachers. From the Wilderness Society.

Earth Day Network - Includes events, environmental tips, news and information on concerts, fairs, clean-ups and other activities around the world.

Earth Day has Helped Turn America 'Green' - Reviews impact of Earth Day since its beginning in 1970. From Christian Science Monitor.

Earth Day Canada - Includes list of year-round programs and links to sales sites.

US Environmental Protection Agency: Earth Day - Includes history of the celebration, listing of EPA-sponsored events, and other resources.

Earth Day at Web Holidays - Includes conservation tips, crafts, recipes, and discussion boards.

Man vs. Nature - Editorial asserts that Earth Day is the time to challenge the environmentalist premise that man should be sacrificed in order to preserve nature.

Earth's Day Greeting Cards - Offers a range of free online greetings. From dgreetings.com.

On Earth Day Remember - Article contends that environmentalism will destroy civilization.

Earth Day Energy Fast - Urges people to make the day more than a free concert in the park by reducing or eliminating man-made energy use.

Celebrate Earth Day 2001 - Offers free package of poppy seeds in celebration of the holiday.