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Web Chat: How Does NASA Study Earth's Climate?

Web Chat: How Does NASA Study Earth's Climate? This color-coded map displays a long term progression of changing global surface temperatures anomalies. Image credit: NASA Related images and animation

March 31, 2010

Updated Apr. 22: Our Earth Day chat with NASA/JPL scientist Mike Gunson is now over. The chat covered volcanoes, the climate and greenhouse gases. To read the full transcript, go to this page: .

Join NASA to celebrate Earth Day with a live Web chat on Apr. 22 at 10 a.m. Pacific (1 p.m. Eastern). Mike Gunson, JPL project scientist for NASA's Orbiting Carbon Observatory-2 mission, will answer questions from students about how NASA is studying Earth's climate. The one-hour text-based Web chat is geared for students in grades 3 through 8.

Classrooms can participate in two ways. Students and teachers can submit questions in advance to or they can join in the live Web chat. A transcript of the live chat will be available after the program.

To participate in the live chat, go to and then follow the directions below:

1. Bookmark the page. Come back on Thursday, Apr. 22 up to 10 minutes prior to the start of the chat. You will find the "Live Web Chat: How Does NASA Study Earth's Climate" chat screen located below the gray box.
2. Create and enter a User Name that you will use during the chat.
3. Click "Connect."
4. A window will open and tell you the status of the room. From there you can post questions.
5. Please note that this will be a moderated chat. Questions and answers will be screened by moderators before posting.