How Polluted Is Your City?
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We all know that global warming is caused by greenhouse gases, largely carbon dioxide, that is emitted by everything ranging from home appliances and SUV's to the heating and lighting systems of office buildings. But since we don't see the gas, most of us simply shake our heads in dismay and then continue on with our bad habits. Now, researchers at Arizona State University are trying to change that.
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지금 학습 시작하기댓글 137개
- Mohnish12년 이상It is very interesting in a sense
- Billy M12년 이상I cannot believe that they are able to track down the emissions.
- Logan :) 12년 이상Wow :D
- Logan12년 이상That's so cool
- Nicky T :D12년 이상this is aw$m
- R0S€ R12년 이상That was so cool.
- teddy12년 이상its so sad.
- @ndrew#$12년 이상This is so much work that has to be done. It's everywhere. Ilike this one
- @chips$12년 이상it is also cool
- @chip12년 이상I did not love the video i liked it