Each of us can make a difference if we step up and try our best / Becoming Planet Citizens
File:'Thin Blue Layer' of Earth's Atmosphere l.jpg
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 Environmental Security & Environmental Protection
- "Thin Blue" / ThinBlueLayer.com
- To Be or Not to Be Planet Citizens with Forward-looking Vision
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|current||17:27, 13 February 2016||853 × 486 (46 KB)||Siterunner||<big><big>'''"Thin Blue"'''</big></big> [http://www.thinbluelayer.com www.thinbluelayer.com] '''Orbiting Carbon Observatory''' Orbiting Carbon Observatory-2 (OCO-2) is NASA’s first dedicated Earth remote sensing satellite to study atmospheric carb...|