OPB: Pollution and climate change may be making freshwater algae blooms more toxic, according to a Northwest scientist`s newly published analysis.
Oregon State University researcher Tim Otten`s article in the journal Science concludes that fertilizer pollution, wastewater, and a warming climate are fueling the growth of huge mats of green scum in lakes and reservoirs.
For instance in Lake Erie, its been plagued with toxic blooms that are so large you can see them from outer space, he said.
Algae...