Question

Which factors threaten the forests of North America?

aquifers
hiking
logging
non-native species
organic farming
overgrazing
wildfires

Answer 1

There are several factors that are threatening the forests of North America. A few of the threatening factors are logging, wildfires, non-native species, and animals overgrazing. 

Answer 2

The factors threatening the forests of North America are logging, non native species, overgrazing and wildfires. The correct options among all the options that are given in the question are third, fourth, sixth and seventh options. The North American forests are very valuable as far as our natural balance is concerned.