How Polluted Is Your City?
언어
읽기 수준
기사 듣기
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.
이 기사의 나머지 부분을 읽고 학습 도구에 액세스하려면 등록해야합니다.
지금 학습 시작하기댓글 137개
- Mohnish약 13년It is very interesting in a sense
- Billy M약 13년I cannot believe that they are able to track down the emissions.
- Logan :) 약 13년Wow :D
- Logan약 13년That's so cool
- Nicky T :D약 13년this is aw$m
- R0S€ R약 13년That was so cool.
- teddy약 13년its so sad.
- @ndrew#$약 13년This is so much work that has to be done. It's everywhere. Ilike this one
- @chips$약 13년it is also cool
- @chip약 13년I did not love the video i liked it