Mankind has been thought that the water and air on earth is endless, so I do not worry about the ten million tons of gases into the air, and again the number one hundred million tons of garbage into the rivers and lakes Hohai.
Humans have always thought that the earth's air and water is inexhaustible, so do not worry about the tens of millions of tons of waste gas to the air, and the hundreds of tons of waste into the lake river.
Humans have been on Earth, water and air are endless, so do not worry about sending millions of tons of emissions into the air, and millions of tons of waste dumped into the rivers and river and sea.