Human Impact on Ecosystems

Front

What is the primary cause of many environmental impacts caused by humans?

Back

Human population growth.

Front

Why is water considered a precious resource despite being abundant on Earth?

Back

Only a small fraction of the Earth's water is freshwater available for drinking and irrigation.

Front

What can pollution harm?

Back

All of the above (air, water, and land).

Front

What aspects of the environment have been changed or altered due to climate change?

Back

All of the above (weather patterns, sea levels, and ecosystems).

Front

What process is the ocean primarily responsible for in the water cycle?

Back

Evaporation.

Front

What is the definition of an ecosystem?

Back

A community of living organisms and their interactions with their environment.

Front

What are some human activities that negatively impact ecosystems?

Back

Deforestation, pollution, urbanization, and overfishing.

Front

How does climate change affect biodiversity?

Back

It can lead to habitat loss, altered species distributions, and increased extinction rates.

Front

What is the significance of freshwater ecosystems?

Back

They provide essential resources for drinking water, agriculture, and habitat for wildlife.

Front

What role do humans play in the carbon cycle?

Back

Humans contribute to increased carbon dioxide levels through fossil fuel combustion and deforestation.