Firms were collectively set a target of a 40% reduction in pollution incidents but instead recorded a 30% increase, Surfers ...

American Rivers ranks the Tijuana River No. 2 on its list of most endangered rivers. Advocates are urging the U.S. and Mexico ...

A range of compounds was detected in surface water samples ... caused CSOs to emit sewage directly into surface waters. "CSO discharges were an obvious source of chemical pollution in these ...