Search results for metal air pollution

Ecology Aug 11, 2020

Air pollution could be making honey bees sick, says study

Whether it's exhaust fumes from cars or smoke from power plants, air pollution is an often invisible threat that is a leading cause of death worldwide. Breathing air laced with heavy metals, nitrogen oxides and fine particulate ...

Earth Sciences Aug 10, 2020

Agriculture replaces fossil fuels as largest human source of sulfur to the environment

Historically, coal-fired power plants were the largest source of reactive sulfur, a component of acid rain, to the biosphere. A new study recently publishing Aug. 10 in the journal Nature Geoscience shows that fertilizer ...

Earth Sciences Aug 5, 2020

New acid mine drainage treatment turns waste into valuable critical minerals

A new way to treat acid mine drainage (AMD) could help transform the environmental pollution problem into an important domestic source of the critical rare earth elements needed to produce technology ranging from smart phones ...

Earth Sciences Aug 3, 2020

Wildfires can poison drinking water: Here's how communities can be better prepared

In recent years wildfires have entered urban areas, causing breathtaking destruction.

Materials Science Jul 17, 2020

New explosive materials to bring nontoxic ammunition

Every time a gun fires, lead leaches into the air. A scientific advancement could provide a comparable replacement for lead-based explosive materials found in ammunition, protecting soldiers and the environment from potential ...

Materials Science Jul 15, 2020

Bacteria with a metal diet discovered in dirty glassware

Caltech microbiologists have discovered bacteria that feed on manganese and use the metal as their source of calories. Such microbes were predicted to exist over a century ago, but none had been found or described until now.

Environment Jul 14, 2020

Road traffic microplastics flooding world's oceans: study

Airborne microplastics from traffic pollution may be entering the world's oceans at a similar rate to that from rivers, according to new research Tuesday warning that the particles may also speed up Arctic ice melt.

Environment Jul 2, 2020

Common fireworks release toxic metals into the air

Some of America's favorite Independence Day fireworks emit lead, copper, and other toxins, a new study suggests. These metals, which are used to give fireworks their vibrant color, also damage human cells and animal lungs.

Materials Science Jun 22, 2020

Team unveils catalyst that can break problematic C-F bonds

Rice University engineers have created a light-powered catalyst that can break the strong chemical bonds in fluorocarbons, a group of synthetic materials that includes persistent environmental pollutants.

Environment Jun 18, 2020

'Like having a truck idling in your living room': the toxic cost of wood-fired heaters

Australians are accustomed to having fresh air, and our clean atmosphere is a source of pride for many.

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