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Snow and Ice Storm in the Midwest
An unusually wide swath of significant snow cover resulted from aseries of winter storms moving northeastward across the centralUnited States during January 29–31, 2002. Totalsnowfall accumulations across the Great Plains, Midwest, andGreat Lakes regions were as high as 6-18 inches.…
Hantavirus Risk Maps
Satellite and ground truth data help scientists predict the risk of hantavirus pulmonary syndrome.
Nyiragongo lava flows
The Nyiragongo volcano in Congo erupted on January 17, 2002, andsubsequently sent streams of lava into the city of Goma on the northshore of Lake Kivu. More than 100 people were killed, more than 12,000homes were destroyed, and hundreds of…
Plant Productivity in the West Indian Ocean
This false-color image shows concentrations of chlorophyll in the western Indian Ocean and the southern portion of the Persian Gulf on February 1, 2002. Chlorophyll is the primary pigment found in phytoplankton, the microscopic marine plant that comprises the foundation…
New Orleans, Louisiana
On Sunday, February 3, roughly 800 million eyes from all over the world will be trained on the Louisiana Superdome in New Orleans as the New England Patriots battle the St. Louis Rams for the NFL Championship in Super Bowl…
Northern Patagonian Ice Field, Chile
The Northern Patagonian Ice Field (NPIF), centered near 47°S, 73.5°W, is the smaller of two remnant ice masses crowning the Andes Mountains of lower South America. The NPIF is a vestige of an extensive ice sheet that covered much of…
Watching the World Rev its Heat Engine
Absorption of solar energy heats up our planet’s surface and the atmosphere and makes life for us possible. But the energy cannot stay bound up in the Earth’s environment forever. If it did then the Earth would be as hot…
Significant Event Report for Week Ending 2/1/2002
Cassini Significant Event Report For Week Ending 02/01/02 The most recent spacecraft telemetry was acquired from the Goldstone tracking station onWednesday, January 30. The Cassini spacecraft is in an excellent state of health andis operating normally. Information on the spacecraft’s…
Coccoliths in the Celtic Sea
As the basis of the marine foodchain, phytoplankton are importantindicators of change in the oceans. These marine flora also extractcarbon dioxide from the atmosphere for use in photosynthesis, and playan important role in global climate. Phytoplankton blooms that occurnear the…
Sulfur Dioxide Emissions from Congo Volcanoes
The Earth Probe Total Ozone Mapping Spectrometer (TOMS) detected a sulfurdioxide cloud associated with the January 2002 eruption of Nyiragongoas it flew over the region at around 11 a.m. local time (0900 UTC) on January17. The sensor detected no significant…
Perspective View, Mount Shasta, California
At more than 4,300 meters (14,000 feet ), Mount Shasta is California’stallest volcano and part of the Cascade chain of volcanoes extendingsouth from Washington. This computer-generated perspective viewed fromthe west also includes Shastina, a slightly smaller volcanic cone leftof Shasta’s…
Réunion Island Volcano Erupts
On January 16, 2002, lava that had begun flowing on January 5 from the Piton de la Fournaise volcano on the French island of Réunion abruptly decreased, marking the end of the volcano’s most recent eruption. These false color MODIS…
The Great Dying
250 million years ago something unknown wiped out most life on our planet. Now scientists are finding buried clues to the mystery inside tiny capsules of cosmic gas. Listen to this story (MP3) January 28, 2002: It was almost the…
Shrimp Farms and Mangroves, Gulf of Fonseca
For decades, astronauts on space missions have documented land use changes around the world. Here, astronauts track the development of shrimp farming along the Honduran coastline of the Gulf of Fonseca between 1989 and 2001.
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