Nitrous oxide, N2O , is a highly effective greenhouse gas that can exist in the atmosphere for more than 100 years.
a. a What natural processes are responsible for about 45% of the nitrous oxide present in the atmosphere?
b. b About 55% of atmospheric nitrous oxide has man-made origins. Which processes are responsible for this?
c. c By which natural processes is nitrous oxide removed from the atmosphere?
d. d How would an increase in nitrous oxide concentrations in the atmosphere affect the greenhouse effect?
e. e Why has it been difficult for world leaders to come to an agreement on how to try to reduce the man-made production of atmospheric nitrous oxide?