The scientific view is that the increase in global temperature should not exceed 20C above pre-industrial level. If the global temperature increase beyond 30C above the pre-industrial level, what can be its possible impact/ impacts on the world?
I. Widespread coral mortality will occur.
II. All the global wetlands will permanently disappear.
III. Terrestrial biosphere tends towards a net carbon source.
IV. Cultivation of cereals will not be possible anywhere in the world.
Select the correct answer using the code given below.
Answer & Explanation