Advocates, local politicians and a Toronto doctor are raising environmental concerns about the provincial government’s ...

Interior officials are losing their patience with states as the West’s most important river teeters on the brink of crisis.

Across the United States, lakes that once seemed pristine are now testing grounds for some of the most aggressive organisms ...

An unrelenting gloom has blanketed much of the state’s Central Valley since late November. For three weeks, David Mas ...