When Kīlauea Volcano erupted in 2018, lava covered parts of the Island of Hawaii, but a volcanic smog, known as "vog," inundated it. The vog contained dangerous levels of fine particulate matter and sulfur dioxide gas, which ...
Earth Sciences
Aug 24, 2021
0
405
Despite their extremely small size, submicron atmospheric aerosols are critical pollutants with climate change, air quality, and human health implications. Of these particles, secondary organic aerosols (SOA) form when volatile ...
Environment
May 7, 2021
2
36
The air in the United States and Western Europe is much cleaner than even a decade ago. Low-sulfur oil standards and regulations on power plants have successfully cut sulfate concentrations in the air, reducing the fine particulate ...
Earth Sciences
May 6, 2021
0
39
Copper remains one of the single most ubiquitous metals in everyday life. As a conductor of heat and electricity, it is utilized in wires, roofing and plumbing, as well as a catalyst for petrochemical plants, solar and electrical ...
Materials Science
Apr 24, 2021
5
1848
A single-step, plasma-enhanced catalytic process to convert sulfur dioxide to pure sulfur from tail gas streams may provide a promising, more environmentally-friendly alternative to current multistage thermal, catalytic and ...
Materials Science
Oct 28, 2020
1
72
Atmospheric planetary boundary layer (PBL), also called the atmospheric boundary layer, is the region of the lower troposphere where Earth's surface strongly influences temperature, moisture and wind through the turbulent ...
Earth Sciences
Jul 21, 2020
0
35
Some substances are known to exist in several different structurally disordered solid states, a phenomenon known as polyamorphism.
Materials Science
Apr 6, 2020
0
16
Adding plants and trees to the landscapes near factories and other pollution sources could reduce air pollution by an average of 27 percent, new research suggests.
Environment
Nov 6, 2019
2
1145
Exposure to airborne pollutants increases the risk of "missed" miscarriages in which a fetus dies without a pregnant woman experiencing any noticeable symptoms, researchers said Monday.
Environment
Oct 14, 2019
4
316
An international team of researchers has succeeded in measuring the current system responsible for Jupiter's aurora. Using data transmitted to Earth by NASA's Juno spacecraft, they showed that the direct currents were much ...
Space Exploration
Jul 11, 2019
268
347
