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NASA's Landsat satellites see Texas crop circles

A water-rich polka dot pattern takes over the traditional rectangular patchwork of fields in this time series animation of 40 years of Landsat images. In the dry Texas panhandle near the town of Dalhart, this transformation is due to center-pivot irrigation, a farming method that improves water distribution to fields. It was invented by farmer Frank Zybach in 1949. read more
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NASA sees Typhoon Kalmaegi as a whirlpool of clouds in the South China Sea

Academics / General Science : Science Codex (23 hours ago)

NASA's Aqua satellite observed Typhoon Kalmaegi crossing the South China Sea and a satellite image from the MODIS instrument aboard made it look like a whirlpool of clouds. On Sunday, September 14, Kalmaegi passed over northern Luzo... Read Post

Landsat satellites find the 'sweet spot' for crops

Academics / General Science : Science Daily (2 years ago)

Farmers are using maps created with free data from NASA and the U.S. Geological Survey's Landsat satellites that show locations that are good and not good for growing crops. Read Post

New NASA satellite takes the Salton Sea's temperature

Academics / General Science : Science Codex (last year)

An image from an instrument aboard NASA's Landsat Data Continuity Mission or LDCM satellite may look like a typical black-and-white image of a dramatic landscape, but it tells a story of temperature. The dark waters of the Salton Se... Read Post


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