Bycicles,
Wolves pollute nothing. They only give to the Earth. Humans are the one's who pollute everything. >:<
no
Many things pollute the earth, including us! Also, cars, factories and cigarettes pollute.
it can on burning!
yes
because it doesnt pollute as much and we are just awesome! :) also it doesnt over populate,..
The bad gas pollutes the earth.
littering is very dangerouse to the earth
It Contains Chemicals Anything Containing Chemicals CAN pollute the earth
cars pollute the earth
When you buy something in a garage sale youa re reusing. This is one way the it doesn't pollute the earth.
No, because the trees need the CO2 which we breathe out when we talk to survive, so they take in the CO2 so it doesn't pollute the earth.