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| Subject: And so what? | |
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Author: Stephen |
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Date Posted: 07:38:31 05/01/07 Tue In reply to: Oropan 's message, "Global warming is HERE!!!!!!!!!!!!!!!!" on 15:35:04 04/29/07 Sun Ya know how some people just cannot be wrong? They will seek out and say anecdotal facts in attemopts to prove their long-disproven point. They just won't give it up and move on. What makes some people that way? So un-intellegent and inflexible. >I guess they need to drive tinyer cars on Mars! > >From The Sunday TimesApril 29, 2007 > >Climate change hits Mars >Mars is being hit by rapid climate change and it is >happening so fast that the red planet could lose its >southern ice cap, writes Jonathan Leake. > >Scientists from Nasa say that Mars has warmed by about >0.5C since the 1970s. This is similar to the warming >experienced on Earth over approximately the same >period. > >Since there is no known life on Mars it suggests rapid >changes in planetary climates could be natural >phenomena. > >The mechanism at work on Mars appears, however, to be >different from that on Earth. One of the researchers, >Lori Fenton, believes variations in radiation and >temperature across the surface of the Red Planet are >generating strong winds. > >In a paper published in the journal Nature, she >suggests that such winds can stir up giant dust >storms, trapping heat and raising the planet’s >temperature. > >Fenton’s team unearthed heat maps of the Martian >surface from Nasa’s Viking mission in the 1970s and >compared them with maps gathered more than two decades >later by Mars Global Surveyor. They found there had >been widespread changes, with some areas becoming >darker. > >When a surface darkens it absorbs more heat, >eventually radiating that heat back to warm the thin >Martian atmosphere: lighter surfaces have the opposite >effect. The temperature differences between the two >are thought to be stirring up more winds, and dust, >creating a cycle that is warming the planet. > > >href="http://www.timesonline.co.uk/tol/news/uk/article1 >720024.ece">http://www.timesonline.co.uk/tol/news/uk/ar >ticle1720024.ece [ Next Thread | Previous Thread | Next Message | Previous Message ] |
| Subject | Author | Date |
| I know you hate facts that don't fit your goofy ideas | Oropan | 08:58:09 05/01/07 Tue |