Though overall air quality in the U.S. has improved dramatically in recent decades, smoke from catastrophic wildfires is now creating spells of extremely hazardous air pollution in the Western U.S. And, while many people ...
Environment
Sep 1, 2021
1
22
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
Buildings in the U.S. are responsible for 40% of the country's total energy consumption. By improving the energy efficiency of new and existing buildings, the emissions generated from heating and cooling them could be reduced—preventing ...
Environment
Aug 20, 2021
13
480
Emissions from shipping activities around the world account for nearly 3 percent of total human-caused greenhouse gas emissions, and could increase by up to 50 percent by 2050, making them an important and often overlooked ...
Environment
Aug 18, 2021
0
211
Open windows and a good heating, ventilation, and air conditioning (HVAC) system are starting points for keeping classrooms safe during the COVID-19 pandemic. But they are not the last word, according to a new study from ...
Soft Matter
Aug 11, 2021
1
936
It is widely known that air quality contributes to health conditions thanks to nationwide studies of particulate matter (PM). However, there is growing evidence that the most toxic particles are ultrafine particles (UFP), ...
Environment
Aug 5, 2021
0
330
As the COVID-19 pandemic raged, news reports show that sales of electronic air cleaners have surged due to concerns about airborne disease transmission. But a research team at the Georgia Institute of Technology has found ...
Environment
Jul 16, 2021
0
14
Emitted as gases from certain solids or liquids, volatile organic compounds (VOCs) include a variety of chemicals. Many of these chemicals are associated with a range of adverse human health effects, from eye, nose, and throat ...
Analytical Chemistry
Jul 6, 2021
0
9
Domestic burning of wood and dung fuels in Neolithic homes would have exceeded modern internationally-agreed standards for indoor air quality, exposing inhabitants to unsafe levels of particulates.
Archaeology
Jun 30, 2021
0
4
Ozone levels in the earth's troposphere (the lowest level of our atmosphere) can now be forecasted with accuracy up to two weeks in advance, a remarkable improvement over current systems that can accurately predict ozone ...
Environment
Jun 24, 2021
0
38
