PLEASE HELP! Match the amount of carbon to each description.

1. The amount of carbon dioxide human activities put into the atmosphere annually in the present day

2. The amount of carbon in the atmosphere

3. The amount of carbon stored in fossil fuels

answers
1.

10 gigatons
2.

840 gigatons
3.

10,000 gigatons

The deserts of the sahara and australia are associated with

Migration is a. the movement of organisms from a native location to a foreign location b. the movement of organisms from a foreign location to a native location the movement of organisms from their water supply to their food supply d. the seasonal movement of organisms between locations c. select the best answer from above

Is genetic diversity the same as genetic variation?