Ustream

What’s Going On with Earth’s Ice & Snow Cover? Take a tour of some the coldest places on the planet – courtesy NASA’s fleet of Earth-observing spacecraft – and chat with a NASA scientist about changes to ice sheets and sea ice in the Arctic and Antarctic. Get an up-close view of the new HD video “Tour of the Cryosphere 2009” to be released on 9/2.

Join NASA oceanographers Gene Feldman and Marci Delaney for an interactive webcast that looks at how our oceans are changing with climate. They'll discuss how satellites help us study the oceans, the role of tiny phytoplankton on a global scale, and career choices and advice for those interested in studying our oceans. Gene and Marci will also answer your questions live. Students, educators, and anyone with an interest in our oceans, please log on to the webcast and interact!