Warm Rivers Play Role in Arctic Sea Ice Melt (Animation)
This frame from a NASA MODIS animation depicts warming sea surface temperatures in the Arctic's Beaufort Sea after warm waters from Canada's Mackenzie River broke through a shoreline sea ice barrier in summer 2012, enhancing the melting of sea ice.
Beaufort Sea surface temperatures where Canada's Mackenzie River discharges into the Arctic Ocean, measured by NASA's MODIS instrument; warm river waters had broken through a shoreline sea ice barrier to enhance sea ice melt.
Ashy Aftermath of Indonesian Volcano Eruption seen by NASA Spacecraft
On Feb. 13, 2014, violent eruption of Kelud stratovolcano in Java, Indonesia sent volcanic ash covering an area of 70,000 square miles, prompting the evacuation of tens of thousands of people. This image is from NASA's Terra spacecraft.
This image acquired by NASA's Terra spacecraft depicts the high water levels and flooding along the Thames River west of London as record-breaking rains covered the United Kingdom in January and February.
Nighttime Look at Ambrym Volcano, Vanuatu by NASA Spacecraft
Ambrym volcano in Vanuatu is one of the most active volcanoes in the world. A large summit caldera contains two active vent complexes, Marum and Benbow is seen in this February 12, 2014 nighttime thermal infrared image from NASA's Terra spacecraft.
Latest Activity at Europe's Most Active Volcano Captured by NASA Spacecraft
This image acquired by NASA's Terra spacecraft is of Mt. Etna, Europe's most active volcano, as it continued its latest eruptive activity with a new lava flow from the recently formed southeast crater.
Sochi, Russia Winter Olympic Sites (Mountain Cluster)
The 2014 Winter Olympic ski runs may be rated double black diamond, but they're not quite as steep as they appear in this image acquired by NASA's Terra spacecraft, of the skiing and snowboarding sites for the Sochi Winter Olympic Games.
Sochi, Russia Winter Olympic Sites (Coastal Cluster)
This image acquired by NASA's Terra spacecraft shows the Sochi Olympic Park Coastal Cluster, the circular area on the shoreline in the bottom center of the image, which was built for Olympic indoor sports.
This image acquired by NASA's Terra spacecraft is of the Sierra Leone estuary, which became a focal point for trade and interaction between Africans and Europeans because of its exceptional harbor, starting in the mid-15th century.
NASA Spacecraft Sees Dispersion of Smoke and Ash Across LA Basin from Colby Fire
On Jan. 16, 2014, NASA's Terra satellite passed over Glendora, Calif., where a large wildfire has claimed several homes, causing mandatory evacuations and prompting an air quality alert by public health officials.
Logging operations have left a striking checkerboard pattern in the landscape along the Idaho-Montana border, sandwiched between Clearwater and Bitterroot National Forests as seen in this image acquired by NASA's Terra spacecraft.
Australian Wildfire, NASA Spacecraft Image Aftermath
On Nov. 14, 2013, NASA's Terra spacecraft spied a fire scar west of Wollongong, New South Wales, from the Hall Road fire in New South Wales, Australia. October 2013 brought the worst fires seen in Australia's New South Wales in many decades.
NASA Spacecraft Shows Before/After of Typhoon Haiyan's Devastation
On Nov. 8, 2013, NASA's Terra spacecraft acquired this image of Super Typhoon Haiyan as it tore across the central Philippines, leaving a trail of destruction in its path. Among the worst-hit areas is eastern Leyte island and the city of Tacloban.
Pine Island Glacier, Antarctica, MISR Multi-angle Composite
NASA's Terra satellite passed over the Pine Island Glacier in Antarctica around Oct. 27, 2013, just days before iceberg B-31 broke completely free. B-31 is finally moving away from the coast, with open water between the iceberg and the glacier.