air polution - NATURALWORLD

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air polution

	@nature07
the high gained countrys are spray a huge cemical smoke.it is harmfull for atmosphier.it is spoiling the ojon level. posted: 2 May 12 / last action: May 2012
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	@nature07	2 May 12
	and it is the main cause of global worming.

	@nature07	2 May 12
	Devloped countries have to pay for it.they have fiter the cemicaled smoke and dust.