Why do the leaves of some tree change colors in autumn

Animals such as pronghorn antelope, bison ans badgers dot to the landscape. where are these animals located?

Why are scientists concerned about the depletion of the ozone levels in the stratosphere?

The picture shows a location in india that is very dry and arid. notice the tall mountains in the background; you can find high amounts of vegetation on the other side of the mountains. which statement is most likely true for this area?