Search results for metal air pollution

Nanomaterials Jun 18, 2025

How to suspend one liquid inside another: Programmable droplets show potential for carbon capture

Researchers led by a team at the University of Waterloo have developed a way to create tiny droplets of one liquid inside another liquid without mixing the two together.

Nanomaterials Jun 17, 2025

Upcycling nanocomposites from discarded face masks may help reduce global pollution problem

Once essential for curbing the spread of COVID-19, disposable face masks have become a major contributor to environmental pollution and human health concerns.

Environment Jun 9, 2025

Emerging pollutants are aggravating water crisis in developing countries, say researchers

As the population grows and urbanization and agro-industrial activity increase, the demand for freshwater is expected to rise by 55% by 2050. Experts project that this increase in demand will strongly impact a scenario already ...

Nanomaterials Jun 4, 2025

Clay-based nanomaterials offer solution to capture carbon dioxide and combat climate change

One of Earth's most common nanomaterials is facilitating breakthroughs in tackling climate change: clay. In a new study, researchers at Purdue University, in collaboration with experts from Sandia National Laboratories, have ...

Analytical Chemistry Jun 3, 2025

Long-used red pigment carmine has a surprisingly complex porous structure

Using advanced electron crystallography techniques, researchers at Stockholm University have succeeded in determining the structure of the historically significant red pigment carmine. It turns out that the substance, used ...

Environment May 26, 2025

Illinois coal plants get Trump exemptions from Biden-era rule limiting mercury, other toxic air pollution

For nearly four decades, owners of the Baldwin power plant in southern Illinois managed to avoid the most stringent requirements of the federal Clean Air Act.

Environment May 20, 2025

Butterflies show lead pollution is still a problem in the Twin Cities

While laws to limit pollution have been around for decades, heavy metal pollutants like lead remain a problem in many areas. Lead and other metals in the soil or air can move through urban ecosystems, impacting the health ...

Bio & Medicine May 6, 2025

It's hard to get meds to the lungs: Breathable algae offers a new path

Our lungs are fairly susceptible to diseases. Unlike most other organs, the lungs are in direct contact with the outside world. When we breathe in, our lungs can also take in things besides the oxygen we need, including irritants, ...

Environment May 1, 2025

Shelters at bus stops intended to provide relief from heat can actually result in higher temps, researchers discover

Some public transit shelter designs can actually do more harm than good when it comes to shielding from summer temperatures, according to a study led by UTHealth Houston.

Nanomaterials May 1, 2025

Using fire to produce nanoparticles could revolutionize various industries

Fire is arguably humanity's earliest discovery. It was pivotal in advancing society—underpinning many of humanity's most transformative inventions, from cooking and forging weapons to generating energy and enabling car combustion ...

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