We are wasteful in the terms of natural resources. We don't recycle and we through away stuff that can be donated or used again. We can be more careful of what we through away and waste. Instead of throwing it away donate it or recycle it. Some people don't care about the world and it might be hard to get them to do it. If a recycling or donation center or truck won't come or you can't go there.
Great Salt Lake, It is the largest natural lake west of the Mississippi, as well as the largest terminal lake in the Western Hemisphere
If I remember correctly it should be 4
I think the answer would be grass