If you live in the, D.C. area, you might have recently noticed a slight change in the smell and taste of your drinking water ...
A new Cochrane review finds that chlorhexidine likely cuts umbilical cord infection rates by about 29% in low- and middle-income countries, and may reduce newborn deaths.
The Willamette River faces two big problems in Portland: a long-polluted site and a lagoon that spawns toxic algae blooms.