Lake tsunamis pose significant threat under warming climate

Cowee Creek, Brabazon Range, Upper Pederson Lagoon—they mark the sites of recent lake tsunamis, a phenomenon that is increasingly common in Alaska, British Columbia and other regions with mountain glaciers.

Superfund plan for Columbia River sparks debate in Northwest

It would create one of the largest Superfund sites in America and the first in which most of the toxic pollution comes from another country. But those are not the only unique aspects of an EPA proposal to add the upper reaches ...