Acid precipitation affects the Earth globally, but has higher concentrations in the east coast of north America, central Europe, and Scandinavia. a. True
b. False

True.

Explanation:

The east coast of north America, central Europe, and Scandinavia are the regions which experience more acid rain because of the air pollution caused by the industries. Industries produces gases such as sulfur and carbondioxide  gas which moves up in the atmosphere and react with the water present in the atmosphere produces acids such as sulfuric and carbonic acid. These region has high number of industries and vehicles that is responsible for acid rain.

answer; (b); i believe its indefinite existence of human population in a healthy and prosperous condition;

what are the choices for the anwser?