The scientific view is that the increase in global temperature should not exceed 2 °C above pre-industrial level. If the global temperature increases beyond 3 °C above the pre-industrial level, what can be its possible impact/impacts on the world?
Select the correct answer using the code given below.
(a)
1 only
(b)
1 and 2 only
(c)
2, 3 and 4 only
(d)
1, 2, 3 and 4