Global warming is the increase in the average temperature of the Earth's near-surface air and oceans since the mid-twentieth century. Now it's getting faster and more ice is melting across the globe. Between 1.5 trillion and 2 trillion tons of ice in Greenland, Antarctica and Alaska have melted at an accelerating rate since 2003. NASA geophysicist Scott Luthcke came up with the losses of ice made enough water to fill the Chesapeake Bay 21 times! Thats a lot of water! "A few degrees of change [in temperature] can increase the amount of mass loss, and that contributes to sea level rise and changes in ocean current," Luthcke said. This is a very serious matter which will no doubt change our future as humans. I think that to stop this from happening faster, we must lower pollution. A good idea to help this cause would be to carpool, ride your bike, or even work from home! I hope that this situation is solved fast because if it isn't it will affect us in many ways. All in all, global warming is getting faster and it is up to us to stop it.
Source- http://www.cnn.com/2008/TECH/science/12/16/melting.ice/index.html
Tuesday, February 24, 2009
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