Question

which scenarios are examples of human impact on the environment? check all that apply.
pollution from cars affects air quality.
waste from a factory washes into a river.
heavy rains cause flooding in a community.
a company clears a forest to acquire lumber.
an earthquake topples buildings and bridges.

Explanation:

Human impact on the environment refers to changes to ecosystems caused by human activities. The first, second, and fourth scenarios involve human actions (car use, factory waste, deforestation for lumber) that alter the environment. The third and fifth scenarios are natural events (heavy rains, earthquake) not caused by humans.

Answer:

• Pollution from cars affects air quality.
• Waste from a factory washes into a river.
• A company clears a forest to acquire lumber.