August 26, 2013, 9am PDT
The energy industry's plans to transport oil and coal bound for Asia via rail through the Pacific Northwest provokes outrage and a lawsuit.
January 16, 2013, 10am PST
Facing federal regulatory action for violating Clean Water Act standards, the L.A. County Board of Supervisors will consider a parcel tax weighted towards a property's amount of impervious pavement to fund programs to reduce stormwater pollution.
October 19, 2012, 8am PDT
The Clean Water Act turns 40 this week. For Mark Gold, this calls for a celebratory overview of the many environmental successes it has produced, as well as careful consideration of the steps needed for it to be effective in years to come.
May 17, 2012, 9am PDT
Hillary Rosner speaks with Bob Irvin, president of American Rivers, on their newly released list of the most endangered rivers in the country.
The New York Times Green Blog
September 1, 2011, 11am PDT
Deadly algae and invasive species are choking the life out of Lake Erie. It recovered from near-death 40 years ago, but the regulations that helped save it last time are under increasing attack.
November 24, 2009, 6am PST
As cities grow, aging sewer systems are having trouble keeping up with increasing amounts of waste. Often, the result is sewer system overflows that end up directly in waterways.
June 5, 2008, 2pm PDT
<p>The U.S. Army Corps of Engineers has made final a decision that says much of the Los Angeles River is not navigable, and is therefore not a river. It will retain some Clean Water Act protection, but developing on its watershed may become easier.</p>
June 3, 2008, 9am PDT
<p>A draft decision by the Army Corps of Engineers says that because a boat cannot navigate its waters, the L.A. River doesn't qualify as a river. Environmentalists are outraged, as hundreds of square miles of watershed are at risk of losing protection.</p>