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Dwindling Arctic Ice
Since the 1970s, Arctic sea ice has been melting at the rate of 9 percent per decade. NASA researcher Josefino Comiso points to an accelerating warming trend as a primary cause and discusses how global climate change may be influencing…
Southeastern Australia
This MODIS scene of southeastern Australia reveals two keys to Australian agriculture: the pattern of greater rainfall to the south than north, and the effect of the Great Dividing Range on rainfall patterns.To the north, image top, the land is…
Burned Area near Alpine, California
The flames of the Cedar Fire engulfed the mountain city of Alpine, in Southern California. The fire consumed the trees and brush surrounding the city, and in some places, entire neighborhoods burned. The extent of the fire is clear in…
Boston
This image provides a good bird’s-eye view of the center of the city, including famous colonial and independence locations extending from Boston Common to the North End.
Craters of the Moon National Monument
An intrusion of black, contorted rocks spills over the Snake River Plain in southeastern Idaho, smothering the desert sagebrush and halting the encroaching farms. The occasional Juniper tree, scraggy and tenacious, clings to the uneven mounds of cooled lava, while…
A Quiet Equatorial Pacific
Some climate forecast models indicate there is an above average chance that there could be a weak to borderline El Niño by the end of November 2003. However, the trade winds, blowing from east to west across the equatorial Pacific…
Burn Scar from Southern California Fires
This false-color image shows the devastating burn scars left behind by wildfires in southern California in late October 2003. In the image, unburned vegetation appears red, while burned areas appear charcoal-brown. The image, captured by the Advanced Spaceborne Thermal Emission…
Significant Event Report for Week Ending 11/14/2003
Cassini Significant Event Report For Week Ending 11/14/03 The most recent spacecraft telemetry was acquired from the Goldstone tracking station on Wednesday, November 12. The Cassini spacecraft is in an excellent state of health and is operating normally. Information on…
Drought Lowers Lake Mead
In the space of just three years, water levels in Lake Mead have fallen more than sixty feet due to sustained drought. Landsat images show the extent of the change to the lake’s shoreline.
Breakup of the World’s Largest Iceberg
Iceberg B-15A was the largest iceberg in the world (measuring about 11,000 square kilometers) when it broke away from Western Antarctica’s Ross Ice Shelf in March 2000. It held that distinction for over three years until splitting into two pieces…
Denali’s Fault
During the afternoon of November 3, 2002, the water in Seattle’s Lake Union suddenly began sloshing hard enough to knock houseboats off their moorings. The cause? Alaska’s Denali Fault was on the move.
Delta-Like Fan On Mars Suggests Ancient Rivers Were Persistent
Newly seen details in a fan-shaped apron of debris on Mars may help settle a decades-long debate about whether the planet had long-lasting rivers instead of just brief, intense floods.
Dust Storm near Lake Chad
Dust from the Bodele depression in Chad, Africa (image right), is blowing across the Lake Chad region in this Moderate Resolution Imaging Spectroradiometer (MODIS) image taken by the Terra satellite on November 10, 2003. As recently as the 1960s, Lake…
Flooding in Luzon, the Philippines
Typhoon Melor swept through the northern Philippines on November 1, 2003, bringing 85 mile-per-hour winds and up to six inches of rain to the northeastern shores of Luzon. The Moderate Resolution Imaging Spectroradiometer (MODIS) on the Terra satellite captured this…
Salton Sea
Dividing up water resources in southern California is always a controversial activity. Water allocations for the agriculture in the Imperial Valley, the Salton Sea, and the expanding urban and residential growth in San Diego County were in limbo until a…
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