Question

How is the development of human creations and modifications causing a great threat to earth?

Answer 1

Explanation:

For thousands of years, humans have modified the physical environment by clearing land for agriculture or damming streams to store and divert water.

Answer 2

Explanation:Humans interact with the world around us every day, but some of our actions are more harmful than others. As our population approaches 7 billion people, the effects of human activities on the ecosystem, including the water, air, land and the life that we share the world with, are almost immeasurable.