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Unformatted text preview: truth is not, so I might choose to go to parks more often. In chapter 16, the climate change due to a volcano interested me the most. A volcano explored in Philippines would cool the average temperature for fifteen months, and then the earth would be warm after that, that is estimation from NASA scientist James Hansen. We may say that might just estimation, but then it really become true. Although volcano can change the climate in our earth, but many human activities do the same too. If the temperature keeps going up, it will affect many forms of species, and many problems would come up too, such as sea level rising, flooding, and ozone depletion, so I think we should have more policies and acts to control them....
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- Fall '07