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one substance that pollutes the air
You can pollute the land by littering and using gas in cars. I suggest you don't pollute.
Benzene, chlorine, floride and nitrates and pesticides
they pollute it they pollute it
Humans pollute land by either not recycling or just by the cars, factories etc.
Of course, diesel can pollute the air, land and water. It's a fossil fuel and it can pollute a great deal.
Livestock pollutes the earth through their excrement. This substance can pollute fresh water supplies. Livestock is a major source of pollution.
Secondary pollutants are the substances that pollute the air only after they interact with other substance in the Earth's environment. Primary pollutants are injected into the atmosphere directly.
hame kachu nahi aata
umm weel basically, we pollute rivers and land and many many other stuff like our world we live on 24:7 :)
people pollute it by throwing garbage
Garbage on the roadside, and industrial waste etc.