How Are Ecosystems Under Threat Flashcards
1
Q
What is deforestation
A
Removal of trees where the land is then converted into a non forest use
2
Q
What causes deforestation
A
Subsistence farming:locals starting farms and selling food to others and for themselves
Commercial farming: large scale farming by companies with machinery
Commercial logging-cutting down trees for furniture or housing
3
Q
What is desertification
A
The process of land Turning into desert as the quality of soil declines
4
Q
What are the causes of desertification
A
Population in desert areas increasing(less resources)
Removal of wood(people use wood for cooking)
Overgrazing(larger farming areas/sheep cattle and goats overgrazing vegetation)
Climate change(dries out area/less rain)
