1. " Industrialization is a direct cause of the greenhouse effect, " he said.
2. danci.911cha.com
2. But around 55 million years ago there was a sudden supercharged spike of carbon dioxide that accelerated the greenhouse effect.
3. Experts said the unstable weather in the world and the greenhouse effect has caused many places in the world to suffer from failed harvests.
4. The ozone holes over the Poles were caused by the global " greenhouse effect ".
5. danci.911cha.com
5. Water vapour in the atmosphere produces the strongest greenhouse effect, but it has been in balance for millions of years.
6. The longer and more complicated the food miles, the more tremendous the greenhouse effect will be.
7. 911chaxun查询·英语单词大全
7. At the launch ceremony, students from the primary school under Peking University performed a drama called Greenhouse Effect.
8. The greenhouse effect started with the developed countries in the last century.
9. Such costs would have no effect on the level of global greenhouse gas emissions, they say.