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Mexican Poppies

Photo: Mexican poppies growing with cacti
Golden-hued Mexican poppies surround prickly pear cacti in San Pedro Valley, Arizona. The Sonoran Desert has about 2,500 different native plant species, more than any other desert.
Photograph by Annie Griffiths Belt

Earth Topics

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Photo: Reflection on Yellowstone Lake, Yellowstone National Park

Photo Contest

Share your shots and you could win a trip to the Grand Canyon!

Photo: Puerto Escondido

Interactive Map

Visit Mexico with this interactive map.

Six Degrees Book and DVD

Image: Six Degrees DVD and book

Get an eye-opening warning of the dangers of climate change, one degree at a time.

Support Conservation

Photo: Two penguins

Help conserve the world's natural resources.