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Studying Noctilucent CloudsIn Kenneth Chang s article , First Mission to explore Those Wisps in the Night Sky , New York Times , April 24 , 2007 , one of NASA s latest commissionings is described . NASA is sending a major(ip) orbiter , AIM , into orbit 370 miles above Earth . opus it is in orbit it will study noctilucent clouds by photographing them , step temperature , air compress moisture levels and the size of the scum crystals in them . NASA hope to learn where the dust seeding these clouds is coming fromNoctilucent clouds boast at the very top of Earth s standard pressure and receive been detect since 1885 . These thin , wispy clouds are alone visible at night and are illuminated by the setting solarize . Although they form in polar regions , they have been seen at 40 degrees latitude . Scientists first though t these clouds were receivable to vol drive outic ash tree , but the clouds were observed after the ash had settled . Since 1980 , their spot has increased about 28 pct per decade .

The primary(prenominal) investigator of the NASA mission believes global melting or the skeletal frame up of CO2 may be the reason there are more of these cloudsThis is the reason hindquarters this home mission . Scientist hope to learn what is forming these clouds . Are they forming from particles in our atmosphere or from dust form outer space ? Are these clouds a sign that global warming is bear on the atmosphere of our plan et in ways in which we were unsuspecting ? ! Global warming increases the temperature of the surface of the planet while cool down the upper atmosphere causing more of these clouds to formThis article can be open up at http /www .nytimes .com /2007 /04 /24 /science /24cloud .html ?ref science...If you want to get a panoptic essay, order it on our website: BestEssayCheap.com

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