HEATKEYS

National Geographic Education brings geography, social studies and science to life. Using real-world examples and National Geographic's rich media, educators, families, and students learn about the world and the people in it.

HowStuffWorks Science has explanations and colorful illustrations related to earth science, life science, and other wonders of the physical world.

YouTube is a place to discover, watch, upload and share videos.

The NOAA Marine Debris Program is undertaking a national and international effort focusing on identifying, removing, reducing, and preventing debris in the marine environment.

NOAA

Explore the sea on the Smithsonian Ocean Portal. Marine biology, videos, pictures, facts and more.

The Christian Science Monitor is an international news organization that delivers thoughtful, global coverage via its website, weekly magazine, daily news briefing, and email newsletters.

MNN is the leading resource for daily environmental news, green commentary and simple steps to save money, stay healthy, and support the planet.

THE starting place for exploring Geography, from your About.com expert Guide to geography. Learn about all concepts of geography, find geographic information, maps, and more. Includes geographic information about every country and state as well as ...

Read Discover Magazine online for science news, articles, current events and future views on technology, space, environment, health and medical, more.

Scripps Institution of Oceanography is one of the oldest, largest, and most important centers for marine science research, graduate training, and public service in the world. Research at Scripps Institution of Oceanography encompasses physical, ...