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Xingu National Park
In the northeast part of Mato Grosso state in Brazil, numerous rivers flow together to form the Xingu River. Surrounding the riverare 2.64 million hectares of land that form the Xingu National Park and Indigenous Peoples Preserve. The park was…
Noctilucent Clouds
An astronaut on the ISS caught a glimpse of a sliver of the setting Moon and some clouds that shine at night.
Flooding Along the Indus River
Monsoon rains arrived in Pakistan in early July 2003 and many localities in the southeastern part of the country have been experiencing torrential rains off and on ever since. The excessive input of water has caused the Indus River to…
Cold Waters Along the Atlantic Coast
Unusually cold water has appeared along the United State’s Atlantic coast this summer, chilling swimmers and bringing fish that don’t usually appear until the onset of fall. Thermometers in the surf near Nags Head, North Carolina, show a temperature of…
The Incredible Glowing Algae
The latest development in oceanographic remote sensing enables researchers to detect the glow, or phytoplankton fluorescence, from chlorophyll.
Significant Event Report for Week Ending 8/8/2003
Cassini Significant Event Report For Week Ending 08/08/03 The most recent spacecraft telemetry was acquired from the Madrid tracking station on Wednesday, August 6. The Cassini spacecraft is in an excellent state of health and is operating normally. Information on…
TRMM Satellite Eyes the Eye of Etau
The Tropical Rainfall Measuring Mission (TRMM) overflew the very core of intensifying Typhoon Etau in the western Pacific at noon on August 7. This remarkable TRMM image is constructed in three parts: The white background shows the counterclockwise spiral of…
Too Close for Comfort
This Hubble Space Telescope view of the core of one of the nearest globular star clusters, called NGC 6397, resembles a treasure chest of glittering jewels. The cluster is located 8,200 light-years away in the constellation Ara. Here, the stars…
Fires Continue in Portugal
On August 4, 2003, fires (red dots) continued to burn across Portugal (left) and Spain (right), but the large cloud of smoke seen on the previous day had cleared. A severe European heatwave, with temperatures up to 40 degrees Celsius…
Evidence of Drought in South Africa
The current drought in South Africa’s Western Cape province is withering and stunting vegetation across this crop-producing region. The pair of images above shows southwestern Africa on July 21, 2003 (left), and July 21, 2002 (right). Vegetation health (greenness) is…
Under a Variable Sun
In their continued effort to understand the Sun, solar physicists of the 21st century have used satellite data to study how much energy reaches the outskirts of the Earth’s atmosphere and whether or how much that amount varies over time.
New York City
This false-color satellite image shows greater New York City. The Island of Manhattan is bordered by the Hudson River to the west and the East River to the east. In the middle of Manhattan, Central Park appears as a long…
Îles Glorieuses
The Îles Eparses (scattered islets) dot the Indian Ocean to the west and north of Madagascar. The islands were protected by the French government in 1975 because of their importance for turtles and seabird nesting. This astronaut photograph, taken on…
Icy Spring Decimates Winter Crops in Ukraine
Severe ice crusting during February and March 2003 smothered both winter grains and alfalfa fields throughout central and southern Ukraine. Approximately 50 percent of Ukraine’s winter wheat perished over the winter, including nearly 90 percent in the Dnipropetrovsk region, which…
Drought Dwindles the Great Salt Lake
Entering its fifth consecutive year of drought, Utah was recently identified as the driest state in the United States by the U.S. Department of Agriculture. This year, Salt Lake City has received only about 75 percent of its normal rainfall—a…
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