Which chemical damages the protective ozone layer?
O
A. Greenhouse gases
O
B. Carbon dioxide
O
C. Nitrogen
O
D. Chlorofluorocarbons

Which movement developed in the early 1900s and encouraged the nationalist spirit of africans throughout the world? a. african nationalist b. tribalism c. pan-africanism d. african union

What is unique about obtaining water from an artesian well?

According to the map above, all of the following areas have a high population density except