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Unformatted text preview: alive. Also, we generate too many pollutants in our environment, like air, water, and soil. When we are building the houses, many dusts come out and pollute the quality of air, and for the manufacturing factories, oil will release to near ocean or river, those can affect species either, it may reduce their food to stay alive. The global warming is a big problem to species, it makes the natural environment changed and their live style will be changed. I think we have responsibility to our living planet, we should not only to satisfy what we want, and ignore other living species, and we knew it from chapter 2 and 3, everything is related to each other and it is a chain, so it is a very important issue that we should concern in this moment....
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This note was uploaded on 09/18/2009 for the course BIO 120 taught by Professor Staff during the Fall '07 term at USC.
- Fall '07