National: graphs of global temps by month

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National: graphs of global temps by month

  • Published: Aug 15th, 2019

The last five years have been the hottest five in recorded history

Local: records by decade

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Local: records by decade

  • Published: Aug 15th, 2019

Take a look at how record high temperatures have compared to record lows in your city.

Summer Nights are Warming Across the U.S.

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Summer Nights are Warming Across the U.S.

  • Published: Aug 7th, 2019

Summer minimum temperatures are warming fast across the U.S. — leading to added health risks and higher energy costs

How Summer Nights are Changing In Your Area

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How Summer Nights are Changing In Your Area

  • Published: Aug 7th, 2019

Is the summer heat making it hard to sleep? Here’s how the summer minimum temperatures have been changing in your city.

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.

Hotter Summers Mean More Stagnant Air

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Hotter Summers Mean More Stagnant Air

  • Published: Jul 24th, 2019

Hotter summers often lead to more stagnant air—trapping air pollutants that can cause health problems.

2019 Global Temperatures Through June: Among Top 5 Hottest on Record

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2019 Global Temperatures Through June: Among Top 5 Hottest on Record

  • Published: Jul 18th, 2019

The past five years have been the hottest on record globally — and 2019 is on pace to continue that trend.