Video Link: https://www.youtube.com/watch?v=_7ablAMDHb0

review video
Introduction We have been treated lots of subjects about sciences and technologies. some subjects were familiar with us but the others were not. This class helped to improve our understaing about scientific issues and make us grdually grow familiar with many scientific words. Every one has different opinions about each subject. now we are talking about the most impressive issues based on our memories. It is geoengineering and biology and space. body1. Geoengineering is the most memorable topic to me. It was really amazing that there are many ways to reduce global warming, like space mirror, phytoplankton, artificial trees, and so on. Before I take this class, I don #39;t know there are such nice technologies. When writing an essay about artificial trees, I found how good that artificial tree is. It can absorb thousands times more CO2 than a real tree, and also in the future we expect we can use that carbon to make other substances. Space mirror was also interesting, because it can reduce the amount of sun light that comes into the earth by using mirror that I imagined when I was young. But, even though there are nice technologies, people should not feel relieved. The most important thing is our effort to reduce green house gas, I think. body2 Biology was the most interesting topic to me, at the same times, it is one of the difficult topics to me. Even though I #39;m majoring in biochemistry which is quite similar to biology. I learned a lot through this class. Before the biology ...From: #44397; #50689; #51221;Views:3 0ratingsTime:06:21More inPeople Blogs

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