The second-largest river in California has sustained Native American tribes with plentiful salmon for millennia, provided upstream farmers with irrigation water for generations and served as a haven for retirees who built dream homes along its banks.
The "Gentle lady" from Eastern Washington is not deterred by scientific fact.
Polychlorinated biphenyl (PCBs) leftover from processes at paper mills operating on the river beginning in the 1950s is the primary concern targeted in the cleanup.
The Klamath is both an important source of irrigation water and critical spawning ground for steelhead, lamprey and five species of Pacific salmon.
If she wins, the 38-year-old Democrat would become the country's first Native American governor. Can a moderate still win in Trump's America? Idaho is about to find out.
Researchers find people's exposure to PFAS and certain flame retardants could be significantly reduced by opting for healthier building materials and furniture.
Fish exposed to harmful contaminants can pass on health issues such as reproductive problems to future generations that had no direct exposure.
An expanding wood pellet market in the Southeast has fallen short of climate and job goals—instead bringing air pollution, noise and reduced biodiversity in majority Black communities.