Voters in Portland, Oregon have decide not to add fluoride to their municipal drinking water. Seattle and most other large cities in the US added the chemical decades ago to prevent cavities in children.
Originally published on Thu April 25, 2013 11:40 am
Nothing spoils a summer swim in your favorite lake like an algae bloom. These become more common as the weather warms up. A lake in Federal Way, Washington -- near Seattle -- is serving as a proving ground for a possible new tool to combat toxic blooms.
Almost every summer until last summer, Lake Lorene would turn pea soup green.
The Clean Water Act turned 40 this year. What has it accomplished? Where would we be without it? And what will the next 40 years look like for clean water in this country? Weekday presents a special broadcast produced by KUOW's EarthFix and Living On Earth from Public Radio International.