Respuesta :

Answer:

The natural environment gives us a wealth of services that are difficult to measure in dollars. Natural areas help clean our air, purify our water, produce food and medicines, reduce chemical and noise pollution, slow floodwaters, and cool our streets. We call this work 'ecosystem services'.

Explanation:

Improved Air Quality. Trees are called the earth's lungs. ...

Climate Change. ..

Improved Water Quality. ...

Biodiversity and Habitat Protection. ..

People Act Greener. ...

Challenges. ...

Negative Effects. ...

Potential Indicators.

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