Question

What effect does human activity have on many ecosystems?

Answer 1

Humans impact the environment in several ways. Common effects include decreased water quality, increased pollution and greenhouse gas emissions, depletion of natural resources and contribution to global climate change.

Answer 2

It destroys Habitats

Step-by-step explanation:

All the other ones make absolutely no sense. Examples of why this is right is deforestation and lack of recycling causing oceans to be polluted.