Ozone Season Lengths Across the Country

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Ozone Season Lengths Across the Country

  • Published: Jul 31st, 2019

As long as ozone season sticks around, so do concerns about the health risks of poor air quality. Check out where ozone is an issue across the country.

Explainer: How Ground-Level Ozone Is Formed

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Explainer: How Ground-Level Ozone Is Formed

  • Published: Jul 31st, 2019

Ground-level ozone is a hazardous air pollutant and a key component of smog. Here’s how it forms.

How Ozone Levels Are Changing in Your City

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How Ozone Levels Are Changing in Your City

  • Published: Jul 31st, 2019

Ozone pollution can reach unhealthy levels in your city. Here’s how the number of unhealthy ozone days have changed over time.

More Extremely Hot Days (2019)

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More Extremely Hot Days (2019)

  • Published: Jul 10th, 2019

Climate change is making summer scorchers all the more extreme—check the trend for area.

Planting Zones Moving North

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Planting Zones Moving North

  • Published: Apr 10th, 2019

Planting zones are shifting north as the climate warms, influencing which plants grow best in your area.

The Changing Growing Season Around the U.S.

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The Changing Growing Season Around the U.S.

  • Published: Mar 27th, 2019

Climate change is affecting the growing season — and the allergies that come with it — around the country.

Longer Growing Season Means Longer Allergy Season

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Longer Growing Season Means Longer Allergy Season

  • Published: Mar 27th, 2019

Here’s how climate change is affecting the allergy season in your city.

Top U.S. Freshwater Use by State

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Top U.S. Freshwater Use by State

  • Published: Mar 20th, 2019

Can you guess how your state uses the most water?