Visit the Earth Day 2011 site to tap in to a variety of activities to mark the observance of Earth Day this year. Find local events and campaigns to take part in via the Take Action section. This year’s Earth Day focuses on A Billion Acts of Green - personal, organizational, and corporate pledges to live […]

NSDL makes available a wealth of high quality resources to enrich a “teachable moment” about the devastating earthquake, tsunami, and nuclear emergency that Japan is suffering since last Friday, March 11, 2011. You can find high resolution images in the Earthquake rocks Japan resource, and maps explaining the propagation of tsunami waves in Tsunami hits Japan after massive […]