Changes in the Earth

Ocean Planet. Enter this Smithsonian exhibit, then click on "Oceans in Peril", where you can learn about the threat of alien species in "Marine Pollution" or get an update on the hole in the ozone in"Global Changes".

Earthview. At this interactive site you can view a picture of the entire earth at this very moment, or you may choose to view various cities from a satellite in earth orbit.

The U.S. 16,000 Years Ago. Visit this look at the "Ice Age in America", and see the map of the retreat of the glaciers across the country.

Changes in the Sky

Weather Updates at Florida Explores. At this site you can click on the Radar icon, then go to single site data, to see the latest satellite image over cities across America.

Windows to the Universe. Ready to learn about the planets, the sun, and the rest of the universe? Visit this fun and engaging site.

Sky and Telescope Weekly News Bulletin. At this site you can keep up with events in the sky, including comets to watch for and stars you should see.

The Sun-A Multimedia Tour. Take a trip to the sun, and remember to bring your sunscreen, spf one million!

Explore the Planets with NASA. At this site you can click on the planets to explore our neighboring worlds, or visit the Viking site to learn about the Martian lander.

A Comet's Eye View of the Solar System. Click on the Comet icon and see when Halley's comet is due to return.

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