Map shows good and bad news on air pollution

A new global map shows trouble spots for air pollution containing tiny particles called at PM2.5 that can make their way deep into your respiratory system.

Brandie Jefferson-WUSTL • futurity
June 30, 2020 ~7 min

Tags: pollution asthma air-pollution maps earth-and-environment

Days with both extreme heat and extreme air pollution are becoming more common – which can't be a good thing for global health

In South Asia, days with both extreme heat and extreme pollution are expected to increase 175% by 2050. Separately, the health effects are bad; together they will likely be worse.

Xiaohui Xu, Associate Professor of Epidemiology and Biostatistics, Texas A&M University • conversation
June 25, 2020 ~7 min

Tags: health climate-change pollution asthma models air-pollution heat india temperature lung-disease heatwave air-quality south-asia heatstroke

Four ways people stuck at home became armchair naturalists during lockdown

Citizen scientists have helped researchers track the changing environment during the pandemic.

Jordan Patrick Cuff, PhD Candidate in Biosciences, Cardiff University • conversation
June 17, 2020 ~6 min

Tags: covid-19 coronavirus citizen-science air-pollution lockdown urban-wildlife spiders

Gold rush, mercury legacy: Small-scale mining for gold has produced long-lasting toxic pollution, from 1860s California to modern Peru

Small-scale gold mining operations in developing countries are major sources of toxic mercury pollution, using techniques that haven't changed much since the California Gold Rush 150 years ago.

Jasmine Parham, Ph.D. Student in Biology, Duke University • conversation
May 28, 2020 ~10 min

Tags: amazon air-pollution mercury mining mine-tailings california us-history gold metals peru toxic-waste minamata-convention

What we do and don't know about the links between air pollution and coronavirus

Yes, poor air quality is bad for your health – but beware simplistic correlations with COVID-19.

Alastair Lewis, Science Director at the National Centre for Atmospheric Science, University of York • conversation
May 12, 2020 ~6 min

Tags: coronavirus air-pollution air-quality

How major cities are trying to keep people walking and cycling

As lockdowns ease off, there is a danger that the old city traffic jams will soon be back with a vengeance.

Graeme Sherriff, Research Fellow in Urban Studies, University of Salford • conversation
May 11, 2020 ~5 min

Tags: covid-19 coronavirus air-pollution walking urban-life cars cycling active-travel urban-transport sustainable-transportation

COVID-19 shutdowns are clearing the air, but pollution will return as economies reopen

From Nairobi to Los Angeles, pandemic lockdowns have cleared pollution from the skies. But those blue vistas may be temporary, and shutdowns aren't slowing climate change.

Daniel Cohan, Associate Professor of Environmental Engineering, Rice University • conversation
May 8, 2020 ~8 min

Tags: climate-change covid-19 carbon-dioxide fossil-fuels air-pollution coronavirus-2020 particulates nitrogen-dioxide smog haze

EPA decides to reject the latest science, endanger public health and ignore the law by keeping an outdated fine particle air pollution standard

After a 5-year review, the EPA is leaving US standards for fine particle air pollution unchanged, even though recent studies suggest that tightening them could save thousands of lives yearly.

H. Christopher Frey, Glenn E. Futrell Distinguished University Professor of Environmental Engineering, North Carolina State University • conversation
May 1, 2020 ~9 min

Tags: asthma air-pollution regulation particulates us-environmental-protection-agency air-pollution-and-health trump-administration andrew-wheeler pm-25

Combined haze and heat to pummel Southeast Asia more often

Simultaneous air pollution and extreme heat events will "increase in frequency by 175% by 2050" in Southeast Asia, a report finds.

Leslie Lee-Texas A&M • futurity
April 22, 2020 ~5 min

Tags: climate-change pollution air-pollution southeast-asia temperature earth-and-environment

In Boston, ‘stay-at-home’ orders cleaned the air

"It's as if I magically implemented our most ambitious emissions reduction policies," says Lucy Hutyra, on cleaner air following COVID-19 directives.

Jessica Colarossi-Boston University • futurity
April 20, 2020 ~6 min

Tags: covid-19 air-pollution traffic earth-and-environment

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