Powered by Climate Lab
Climate Lab is a collaborative information platform on climate change. Click here to edit this page.
Sunspots
Small dark areas on the Sun. The number of sunspots is higher during periods of high solar activity, and varies in particular with the solar cycle.1
|
Join the Climate Institute e-news mailing list: |
© 2007 - 2010 Climate Institute All Rights Reserved |
900 17th St. NW, Suite 700, Washington, DC 20006 Phone: +1-202-552-4723 Fax: +1-202-737-6410 info@climate.org |