Climate change has created dangerously low oxygen levels in the ocean, causing problems for creatures and the communities that rely on them.
Julia Rosen
How heat waves warp ecosystems
After the Northwest ‘heat dome’ this summer, scientists look for signs of ecological ruin — or resilience.
Endangered martens are living on the edge in Oregon
A surprisingly dense and isolated population of Humboldt martens challenges assumptions about the species.
GMO grass is creeping across Oregon
Missteps by agribusiness giants allowed the invasion. Now they’re off the hook for cleanup.
The cost of the bighorn comeback
In California’s Eastern Sierra, bringing back bighorn has meant killing more mountain lions.
Where species will find refuge
Nooks and crannies offer safe harbor from a changing climate.
Inside the moss mystery: How the organisms helped reveal Portland’s pollution
Surveys of tree moss uncovered contamination that may have led to higher cancer rates.
Climate change triggers triage in Northwest forests
Siuslaw National Forest managers must decide whether to save meadows or let trees encroach.
