· World Environment Day 2020: Kudos! Manchester University develops affordable solution to desalinate water →
Manchester University’s National Graphene Institute had earlier developed Graphene Oxide membranes to filter out organic particles and nanoparticles from the water.
· Coronavirus: Should you be wearing a face mask? →
And most of the paper options being worn do not have a respirator to filter out infectious air particles.
· Coronavirus: Do you need a face mask and can you make one using items you have at home? →
When it comes to which fabrics to use, researchers at Cambridge University found that cotton T-shirts and cotton pillowcases are the best at-home materials for making DIY face masks, due to their ability to capture small particles while remaining breathable.
· Donald Trump weakens environmental regulations with new executive order →
Black Americans are exposed to 1.54 times more fine particle pollution, which can come from construction sites and tailpipes, than the rest of the population, the EPA found in a 2018 study.
· Trump orders agencies cut environment reviews, citing 'economic emergency' →
For example, a rule targeting mercury from coal plants also reduced particle pollution, as well as carbon dioxide emissions that contribute to the climate crisis.
· Do face masks help? Studies leaning towards yes →
And at least some of the relevant factors, like how well protection limits the spread of particles expelled in a cough, aren't specific to any one virus.
· How football fans' barbecues choked Chilean capital →
Emergency traffic restrictions were imposed but the particle pollution quickly disappeared on its own.
The New York Times
· Trump, Citing Pandemic, Moves to Weaken Two Key Environmental Protections →
By reducing emissions of the tiny, lung damaging particles known as PM 2.5, clean air rules that are primarily aimed at controlling different pollutants can have the effect of saving thousands of lives by lowering rates of asthma and lung disease.
· 'Black Lives Matter' protests: President Donald Trump denies tear gas use despite evidence →
It says they may be combined with an explosive substance in grenades, released in a smoke of particles from handheld devices or sprayed in a solution.
· Cleanest air on earth discovered in groundbreaking study →
Scientists found an atmospheric region that was free from particles caused by human activities such as burning fossil fuels and air travel