Research demonstrates pathway to sustainably produce biojet fuel domestically, meet country’s growing aviation fuel demand.

An international team led by CU Boulder researchers has cracked the chemical code driving the formation of iodine particles in the atmosphere, revealing how the element contributes to increased cloud cover and depletes molecules in the Earth’s protective ozone layer.

The planet added another warm month to a warm year, with October 2022 ranking as the world’s fourth-warmest October in 143 years.

The Environmental Protection Agency estimates that the transportation sector accounts for approximately 27% of all greenhouse gas emissions annually in the United States, and emissions from road transportation — driven by carbon-creating internal combustion vehicles — account for a large majority of that.

Pennsylvania drivers know the effects that weather can have on paved roads—potholes, cracks and other pavement woes are a common occurrence.

How did the world’s largest sand island, K’gari, the indigenous name for eastern Australia’s Fraser Island, along with the Great Barrier Reef, the world’s largest coral reef, come to be?

Researchers from The Ohio State University are using dust trapped in glacier ice in Tibet to document past changes in Earth’s intricate climate system – and maybe one day help predict future changes.

The world’s current climate pledges are insufficient to keep the goal of the 2015 Paris Agreement firmly within grasp. Global warming will likely surpass the 1.5-degree Celsius limit.

Global carbon emissions in 2022 remain at record levels – with no sign of the decrease that is urgently needed to limit warming to 1.5°C, according to the Global Carbon Project science team.

Dry autumn conditions and high winds spurred numerous wildland fires in Kentucky, Ohio, and West Virginia in November 2022.