Ammonia is the most widely produced chemical in the world today, used primarily as a source for nitrogen fertilizer.

A new report from Clean Air South says air pollution in the south of England could be further entrenching health inequalities, with those living in more deprived areas most affected.

In a hybrid cascade, climate-damaging CO2 is turned back into valuable methanol. 

While greenhouse gases continue to cause temperatures to rise, a reduction in low-cloud cover over land serves as a natural brake: study.

As people in Los Angeles went through the day on January 6, 2025, NASA’s TEMPO (Tropospheric Emissions: Monitoring of Pollution) sensor performed hourly east-to-west scans of North America. 

Salt pollution in freshwater is a growing global concern.

By editing the polymers of discarded plastics, chemists at the Department of Energy’s Oak Ridge National Laboratory have found a way to generate new macromolecules with more valuable properties than those of the starting material.

As the atmosphere continues to fill with greenhouse gases from human activities, many proposals have surfaced to “geoengineer” climate-saving solutions, that is, alter the atmosphere at a global scale to either reduce the concentrations of carbon or mute its warming effect.

Wildfires increasingly threaten public drinking water systems, but guidance on how to address damage to these systems from a wildfire has been insufficient, conflicting or inaccurate. 

Carbon dioxide is accumulating in the atmosphere faster than ever before, putting hopes of limiting warming in jeopardy.