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10 Million Bacteria Live in Your Drinking Water: Are They Dangerous?
Many of them "hitch a ride," as Dominguez puts it, as water filters through soil on its way to reservoirs, lakes and rivers. Most of that bacteria is then filtered out at treatment plants, but the water is again exposed to bacteria in city pipes as it makes its way to your faucet.
The bacteria in the pipes form what's called a biofilm. Dominguez says you can think of these films of bacteria like our gut microbiota—that is, most of them are beneficial.
But there's a problem. We've become so good at making the water completely free of bacteria that we may be getting rid of the good organisms along with the bad ones.
Check out the DNews video here:
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'No Safe Level of Air Pollution': Major Study Links Cardiac Arrests With Fine Particulate Matter Exposure
Researchers now say there is "no safe level" of air pollution exposure after a large-scale study found a correlation between exposure to fine particle matter, known as PM2.5, and cardiac arrests, according to the The Sydney Morning Herald.
Respecting scientists has never been a priority for the Trump Administration. Now, a new investigation from The Guardian revealed that Department of the Interior political appointees sought to play up carbon emissions from California's wildfires while hiding emissions from fossil fuels as a way to encourage more logging in the national forests controlled by the Interior department.