Monthly Archives: April 2008

Synthetic Aperture Radar

Posted on April 29, 2008 by

Environmental monitoring, earth-resource mapping, and military systems require broad-area imaging at high resolutions. Many times the imagery must be acquired in inclement weather or during night as well as day. Synthetic Aperture Radar (SAR) provides such a capability. SAR systems … Continue reading →

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ISRO joins big league in space

Posted on April 29, 2008 by

Indian space agency continues its successful run, this week it placed in orbit an Israeli spy satellite launched under a commercial contract. This has propelled the Indian Space Research Organization or ISRO into the big league and its now well … Continue reading →

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Putting the villages on the map in DR Congo

Posted on April 29, 2008 by

Hundreds of villagers are helping to map parts of the Democratic Republic of Congo where thick forest and conflict have prevented effective mapping. So far about 190 villages have been found in one area of Bandundu province where old maps … Continue reading →

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RADAR AND MICROWAVE REMOTE SENSING

Posted on April 29, 2008 by

Electromagnetic radiation at long wavelengths (0.1 to 30 centimeters) falls into a segment of the spectrum commonly called the microwave region. At still longer wavelengths (centimeters to meters) the radiation is known as radio waves (these can be generated by … Continue reading →

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Imagery for Everyone

Posted on April 28, 2008 by

RESTON, VA – The USGS Landsat archive is an unequalled 35-year record of the Earth’s surface that is valuable for a broad range of uses, ranging from climate change science to forest management to emergency response, plus countless other user … Continue reading →

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How Planktons affect Climate Change

Posted on April 28, 2008 by

Some of the smallest living organisms feed the largest animals. Plankton are the food supply of many marine creatures including the largest fish, the whale shark and the largest mammal, the blue whale. Plankton are organisms that float drift around … Continue reading →

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ISRO Launch Perfect:PSLV-C9 launched successfully with 10 satellites

Posted on April 28, 2008 by

Setting a world record, India’s Polar rocket on Monday successfully placed ten satellites, including the country’s remote sensing satellite, into orbit in a single mission.The ten-pack launch of the Indian Space Research Organisation saw the 230-tonne Polar Satellite launch Vehicle … Continue reading →

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Russia launches European navigation satellite

Posted on April 28, 2008 by

Moscow (PTI): Russia on Sunday launched the second European navigation satellite, which will be part of the projected navigation system to be operated by the European space agency. Galileo GIOVE-B satellite was launched from the Russian-leased Baikonur cosmodrome in Kazakhstan … Continue reading →

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