As most locals know, one of the worst times to go into the ocean is after a storm. The rain washes oil, grease, pesticides, metals, and bacteria into San Diego coasts, creating urban runoff. Swimming ...

Cattle beat the heat on a Moody County farm recently by wading into a stretch of Bachelor Creek that flows into the Big Sioux River. The cattle moved into the waterway unencumbered because there are ...

A new study shows that stormwater runoff from urban roadways is so toxic to coho salmon that it can kill adult fish in as little as 2½ hours. But the research by Seattle scientists also points to a ...

Why is Christian Science in our name? Our name is about honesty. The Monitor is owned by The First Church of Christ, Scientist, and we’ve always been transparent about that. The church publishes the ...

SEATTLE - Toxic runoff from highways, parking lots and other developed surfaces is killing many of the adult coho salmon in urban streams along the West Coast, according to a new study that for the ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. SAN DIEGO – A list released Wednesday shows ...

Rickie White, executive director of the Ellerbe Creek Watershed Association, looks out over a paved lot that borders Beaver Marsh Nature Preserve. The urban marsh helps filter polluted runoff from the ...

Researchers call for cities to better manage and treat urban runoff to protect sources of drinking water and reduce the impacts on aquatic ecosystems. We know the lakes and rivers in and around urban ...

While the state agency responsible for policing Los Angeles County’s polluted urban and stormwater runoff boasts significant progress in its monumental task, a National Resources Defense Council ...

According to a UC Irvine study of hundreds of surfers, urban beach water made surfers ill twice as often as did ocean surf in more rural areas. The findings suggest that widespread exposure to urban ...

Detention ponds control flooding and improve water quality. Appleton removes 38 percent of suspended solids and 28 percent of phosphorus. Cities will need to dredge stormwater ponds after they fill ...