Page 2 - Daniel Westervelt News Today : Breaking News, Live Updates & Top Stories | Vimarsana

The social media platform helped push the story into the mainstream while also fueling misinformation and conspiracy theories.

First Air Quality Profile of Two Sub-Saharan African Cities Finds Troubling News Pollution Up to 5 Times Over International Guidelines Dan Westervelt setting up a low-cost air quality monitor. Ambient air pollution is a global public health crisis, causing more than 4.9 million premature deaths per year around the world. In Africa, it has surpassed AIDS as the leading cause of premature death. According to one study, air pollution—specifically, fine particulate matter (PM2.5)—may cause at least as many as 780,000 premature deaths annually in Africa and worsen a significant number of disea...