This post will have multiple articles listed that refer to a recent report out of the journal Acta Astronautica by researchers at Pennsylvania State University. I will not extract the text from all of them, but will post the Titles and links. This reporting has appeared at numerous sites- some mainstream.
New Report: Aliens Will Fix Global Warming … Or Kill Us
That’s the title of an Article at Live Science, available at http://www.livescience.com/15678-aliens-attack-earth-global-warming.html
By Natalie Wolchover
If or when intelligent extraterrestrials discover us, it’s anybody’s guess what they’ll do. They might befriend us. They might eat us. As Carl Sagan once noted, they might find amusement in some talent we have that they lack and use us as entertainment, just as we keep sea lions in captivity because of their remarkable ability to balance rubber balls on their noses.
All of these scenarios and more are fleshed out in a new article in the journal Acta Astronautica by researchers at Pennsylvania State University. One possibility they’ve raised has garnered more attention than any other: An extraterrestrial civilization might notice our planet by detecting changes in the spectral signature of Earth — the light radiated by our planet and atmosphere — caused by greenhouse gas emissions. And they might frown upon our behavior.
What if E.T. thinks we’re evil?- Full Article at http://cosmiclog.msnbc.msn.com/_news/2011/08/19/7419399-what-if-et-thinks-were-evil
NASA Scientist: Aliens Might Eat Us in Self Defense- Full Article at http://usgovinfo.about.com/b/2011/08/23/nasa-aliens-might-eat-us-in-self-defense.htm
And This link includes the text of the Report.
Would ET Come in Peace or to Destroy Humanity? – Full Article at http://www.ibtimes.com/articles/201200/20110821/would-et-come-in-peace-or-to-destroy-humanity-aliens-civilization.htm