The pervasive alteration of global ecosystems is mainly the result of
A)global climate change.
B)increased frequency of wildfires in the past 500 years.
C)human activities.
D)the movement of continents by plate tectonics.

Question

Quizplus · Accepted Answer

Human activities such as deforestation, urbanization, pollution, and overfishing have significantly altered global ecosystems. Climate change and natural disasters like wildfires may also play a role but are secondary to human impact. The movement of continents by plate tectonics is a slow process and does not directly cause pervasive alterations in global ecosystems.

The Pervasive Alteration of Global Ecosystems Is Mainly the Result