Answer:
By conducting to plant more trees and reducing the use of gas that emitting Co2 that cause to rise the temperature.
The international conference on population and development was held in Cairo, Egypt in 1994.
Well this is basically how I would explain this to him
There is really no reason to be worried this isn't a good thing but it ie also not a bad thing either basically the earths atmosphere is changing and the titonic plates are moving so the earths crust will recreate new states and make more islands like hawaii