An international team of researchers including the GEOMAR Helmholtz Centre for Ocean Research Kiel has produced the first global estimate of mercury emissions from hydrothermal sources at mid-ocean ridges based on measurements.

Plastic pollution is increasing rapidly. Every year, the world produces 390 tons of plastic, with a staggering 91% destined for incineration or landfill disposal.

Toxic chemicals produced from oil emissions and wildfire smoke have been found in muscle and liver samples from Southern Resident killer whales and Bigg’s killer whales.

A major report for the United Nations has put forward solutions to halve nitrogen pollution from agriculture and the food system in Europe, including reducing meat and dairy consumption, fertiliser use and food waste.

In a spectacular new study, researchers from the University of Copenhagen have used light and chlorine to eradicate low-concentration methane from air.

Global coal demand hit a record high in 2023, but with the renewables buildout continuing apace in China, coal is headed for a decline over the next two years, according to a new analysis.

Some of the same properties of light and optics that make the sky blue and cause rainbows can also help scientists unlock mysteries about cloud formation and the effects of tiny particles in our air.

When it comes to greenhouse gases, methane is one the biggest contributors.

In its latest accounting, the International Union for Conservation of Nature finds that more than 44,000 species worldwide are threatened with extinction.

Nutrient runoff from agricultural production is a significant source of water pollution in the U.S., and climate change that produces extreme weather events is likely to exacerbate the problem.