it was a very good quiz for us which can improve our knowledge about the effect of global warming and make us take action to reduce greenhouse gas emission immediately.after read these information ,i felt responsibility sense on environmental protection .i shall begin to do from little thing such as saving use water and electricity.

the use of the coal 銆乷il and other industrail raw meterials銆? no I think that is the fact.

I think human activities play a key part in global warming? I'm living in Beijing now, every morning when I'm on the bus to look out through window during trraffic jam, clouds of tail gas of automobile are emitted. how badly It hurts people's health and enviroment. people should learn more about enviromental protection.

Don't under estimate human beings' power, I am sure they understand well how to neutralize and precipitate all the unwanted smoke, odour, mold, virus, microorganisms temperature and many other unwanted particles by using the combination of water and air pollution device from our life soon. They are smart enough to calculate and forecast the actual facts. They understand the principle of Nothing Comes From Nothing well at least. Once we widely make use of such concepts, they can cushion the climate problems fantastically.

Climate Chage is really a disastrous event. I hope we can do something to prevent and curb the the speed of it to save our compatriots living on the low altitute areas and save the lovely animals and to keep the beatiful world common humans.