In 2023, roughly 60,000 firework shells exploded above Manhattan’s East River as part of Macy’s 4th of July Fireworks show. 

A first-of-its kind study conducted in Canada’s two largest cities by McGill-led researchers has linked about 1,100 premature deaths per year to an unregulated air pollutant.

In Brazil, climate and other human-made environmental changes threaten decades-long efforts to fight a widespread and debilitating parasitic disease. 

Controlling the crystal phase of cobalt nanoparticles leads to exceptional catalytic performance in hydrogenation processes, report scientists from Tokyo Tech.

New analyses find that warming is fueling severe hot spells on both sides of the Atlantic this summer, spurring warnings about the need to guard against increasingly dangerous heat.

Wildfire smoke composition varies depending on factors like the type of fuel and whether the fire is smoldering or flaming, says UBC researcher Dr. Nadine Borduas-Dedekind.

North Sea oil and gas extraction can cause pollution to spike by more than 10,000% within half a kilometre around off-shore sites.

A recent Supreme Court decision to block a federal rule curbing interstate air pollution further complicates efforts to reduce emissions and adds to an already disproportionate burden on “downwind” states, according to researchers at the University of Notre Dame.

Scientists have discovered that ponderosa pines effectively stop breathing when beset by wildfire smoke.

To track the sources of mercury pollution across wildlands in the U.S., scientists have turned to an unlikely indictor: dragonfly larvae.