Author Question: Davis and Frank are environmental scientists discussing the factors that have led to the ... (Read 44 times)

Chloeellawright · **on:** Jul 2, 2018

Davis and Frank are environmental scientists discussing the factors that have led to the environmental problems faced by the world today. They are most likely to agree with the fact that ________.

a. chlorofluorocarbons in aerosol cans and refrigeration units contribute to ozone depletion
b. gases released into the earth's atmosphere by burning fossil fuels cause temperatures to dip
c. crude oil is the longest-lasting nonrenewable energy source
d. desertification leads to a decline in oxygen levels in water bodies

Question 2

Farmers in the country of Carbodia continuously grow food crops throughout the year since the country exports food products. This has resulted in the reduction of the quantity of land suitable for agriculture.

Which of the following land degradation phenomena is described in the given scenario?
a. desertification
b. deforestation
c. eutrophication
d. decortication