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Air Quality

Tracking the impacts to air quality from wildfire smoke to air pollution, and what we can do about it.

Why Canada’s wildfires will affect air quality for weeks to come

The Air Quality Index and how to use it, explained

How America solved its first air pollution crisis — and why solving the next one will be harder

Wildfire smoke reminded people about climate change. How soon will they forget?

If you can’t breathe well, neither can your pet

The future of Canada’s wildfires, explained by a Canadian fire scientist

How to make your indoor air better when it’s smoky outside

Why is eastern Canada on fire — and when will the smoke clear?

The air we breathe was getting better. Then climate change hit.

Smoky air puts everyone at risk — but it’s worse for some

Dirty air can be deadly. Here’s how to protect yourself.

The EPA’s new plan to cut car pollution has an SUV problem

It doesn’t take that many electric cars to improve public health

The forgotten gas stove wars

Gas stoves and the problematic politics of sacrifice

The gas stove regulation uproar, explained

Our buildings are making us sick

The next frontier for climate action is the great indoors

It’s probably time to clean your filters

What the Supreme Court’s EPA ruling means for air pollution — and your health

The pollution from Russia’s war will poison Ukraine for decades

How to clear the air in the most polluted cities on Earth

Your gas stove is always polluting, even when it’s turned off

How humans could live two years longer

Covid-19 proved bad indoor air quality makes us sick. We can fix that.

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There’s a clear fix to helping Black communities fight pollution

Industrial pollution has sickened and poisoned Black communities for decades. Environmental justice experts have a solution to stop this.

Scientists fear the Western wildfires could lead to long-term lung damage

The orange skies and smoky air from Western wildfires, explained

Air pollution is much worse than we thought

Gas stoves can generate unsafe levels of indoor air pollution

The deadly mix of Covid-19, air pollution, and inequality, explained

Study: Small increases in air pollution make coronavirus much more deadly

Installing air filters in classrooms has surprisingly large educational benefits


What makes Delhi’s air so deadly

The law that’s helping fuel Delhi’s deadly air pollution

Air pollution is much more harmful than you know

Wildfires are making California’s deadly air pollution even worse

Study: US air pollution deaths increased by 9,700 a year from 2016 to 2018

Breathing dirty air takes years off people’s lives. This tool shows just how much.

We’ll soon know the exact air pollution from every power plant in the world. That’s huge.

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