Global carbon dioxide emissions from fossil fuels are on track to again climb to a record high in 2019, according to a new report from the Global Carbon Project, putting the world at risk of catastrophic climate change due to these heat-trapping gases. ...

The United States is the only nation that doesn’t show up in the list of countries currently committed to the Paris Agreement. But that doesn’t mean most Americans aren’t trying to do their part. In fact, U.S. states, cities and ...

Today, transportation accounts for almost 30% of all greenhouse gas (GHG) emissions in the United States. The good news is that passenger vehicles in the U.S. are electrifying at an unprecedented rate. In 2018, one million electric vehicles (EVs) were on the ...

High up in the stratosphere, naturally occurring ozone reflects solar radiation back into space, protecting people and the planet from harmful ultraviolet rays. But closer to Earth’s surface, rising ozone levels – formed when pollutants from a wide range of sources react ...

We know that air pollution is a big problem – for health, climate, food security and more. But there’s a difference between generally knowing that “we need to do something” and actually marshalling the allies, resources and power to act. Before we ...

The latest research is clear: To avoid the worst climate impacts, global greenhouse gas (GHG) emissions will not only need to drop by half in the next 10 years, they will then have to reach net-zero around mid-century. Recognizing this ...