air pollution

water pollution

land pollution

noise pollution

only in the air

only on the land

only in the water on land

on the land, the air, and in the water

They can use a water filter to use fewer water bottles.

They can watch less television, reducing electricity use and allowing their electronics to last much longer.

They can recycle their plastic, glass, paper, and cardboard items and only throw away non-recyclable items.

They can refill large plastic containers, like those used for laundry detergent, instead of throwing them away.

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