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How the search for aliens can help sustain life on Earth

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Now, more than at any time, we need a unified vision. Astrobiology is a bridge between understanding our Earth and exploring space and it reminds us that both endeavors are not merely linked, but basically one and the same challenge. By exploring the origin and evolution of life on the Earth and beyond we learn things of practical benefit to living on Earth and settling space. Once we see how environmentalism and space settlement are linked, we no longer stand peering into a future where we have to grapple with an either/or choice: settle space or save the oasis of Earth - or indeed a future where we have two enormous challenges to juggle both at once. Instead, we are confronted by a future with a single challenge - build sustainable human settlements in the cosmos, whether on Earth or in space. Astrobiology offers us the chance to become the space-faring guardians of an oasis in space.

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Garbage collectors wanted. Apply at NASA. clic... by Ned Lud on Thursday, Oct 4, 2012 at 8:56:30 PM
that all too few people seem to grasp. Thank ... by Daniel Geery on Saturday, Oct 6, 2012 at 10:48:50 AM
I am now convinced that the aliens are here alread... by Deborah Dills on Saturday, Oct 6, 2012 at 1:06:37 PM
@Daniel Gee-whiz-ry:   When modern science ... by Ned Lud on Saturday, Oct 6, 2012 at 4:36:41 PM
UFO's Fly Over White House in 1952The Actual Film ... by Deborah Dills on Sunday, Oct 7, 2012 at 12:54:54 AM
of how minor seem the scientific drawbacks of furt... by Gentry L Rowsey on Monday, Oct 8, 2012 at 8:38:27 AM