Approximately what percentage of the world's population currently lives in urban areas?

A. 10%
B. 25%
C. 50%
D. 66%
E. 75%


Answer: C

Environmental & Atmospheric Sciences

You might also like to view...

A streamlined hill molded from till is termed a(n) ____

a. roche moutonnĂ©e b. arĂȘte c. kame terrace d. drumlin

Environmental & Atmospheric Sciences

Cloud cover moderates the daily temperature range by reflecting incoming solar radiation during the day and absorbing longwave radiation from Earth at night.

A) true B) false

Environmental & Atmospheric Sciences

One would normally begin with ________ in a GIS project:

A. data acquisition B. data exploration C. data display D. data analysis

Environmental & Atmospheric Sciences

In a volume of air near Earth's surface today, ____ occupies 78 percent and ____ nearly 21 percent

a. ?nitrogen; oxygen b. ?hydrogen; oxygen c. ?oxygen; hydrogen d. ?nitrogen; water vapor e. ?hydrogen; helium

Environmental & Atmospheric Sciences