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When factories or cars pollute the air or release deadly toxins, they rise going to the clouds, then when it rains there is acid rain which is one way they get polluted. Another way would be the trace amount left behind which finds its way into the river.
Polluted with rubbish? Most likely. Polluted with carbon monoxide and carbon dioxide at the same level as we have today? No way Jose.
fyohrd is the best way to describe it
they were moderate
they were moderate
they were moderate
The earth can definitely be polluted by humans but i guess the *sun *moon *mars * milky-way can never be polluted.. i might be wrong who knows
Improves results
concenration,waiting :P
Party {is the best way to describe it }
unhealthy
There are many ways to briefly describe a process. The best way to briefly describe a process is to put it in steps.