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Landsat satellites provide repetitive coverage of continental Earth surfaces in the visible, near-infrared, short-wave, and thermal infrared regions of the electromagnetic spectrum.

International Headlines, Stories, Photos and Video

News and features about the latest technology, engineering, and science advances including electronics, computing, energy, biomedical, robotics and more. Get Inside Technology with IEEE Spectrum the flagship publication of the IEEE.

Cedar composters / compost bins by Steve

YouTube is a place to discover, watch, upload and share videos.

Captain Earth Wiki is a community site that anyone can contribute to. Discover, share and add your knowledge!

Find local news & information, updated weather, traffic, classifieds, sports scores, real estate, jobs, cars, food & wine, travel, entertainment, events and more on SFGate.com. Connect to the Bay Area community.

Popular articles, stories & photos from the Los Angeles Times news archives, including an extensive archive and timeline that can be browsed by date, keyword and writer.

Wood Hole Research Center scientists combine remote sensing with field research to study, model, map and monitor Earth?s land surface, advancing the knowledge gained to define solutions for sustainable well being.

Reviews and free software downloads for Windows, Mac, Palm, Pocket PC, and Mobile Phones. The best programs and games. Buy software directly online.