Answer: African environmental issues are caused by anthropogenic effects on the African natural environment and have major impacts on humans and nearly all forms of endemic life. Issues include desertification, problems with access to safe water supply, population explosion and fauna depletion.
Explanation: Hope it helps
Revolution means going around some point: Earth moves around its axis once per day and around the Sun once per year.
I am assuming here that you mean the revolution around the sun (around its own axis would be 360 degrees a day, a full circle, but the phrase is more commonly used to describe movement around the sun).
it revolves a full circle each year, that is 364 days. So each day it makes 360/364 Degress, that is approximately one degree per day - the answer is 1)