Despite calls to remove the dams to save salmon and orcas, federal agencies say the risks to hydropower, navigation and electricity costs are too high.
Citing declining snowpack and increased winter recreation, 10 environmental groups are planning to force the government to protect these elusive carnivores.
The faults under Eastern Washington aren't as famous as the feared Cascadia Subduction Zone, but they still pose a threat to communities like Walla Walla, Tri-Cities and Yakima.
Using machinery and prescribed burns, land managers hope to safeguard 2.7 million acres of forest from catastrophic fires like the one that destroyed Paradise in California.
Tussock moth caterpillars are stripping fir trees throughout the state. To keep our trees healthy, the Forest Service is fighting back with a spray-on virus straight out of sci-fi.