Cassandra Profita

Oregon's Department of Justice has reached a nearly $700 million settlement with Monsanto for PCB contamination. It's the largest environment-related settlement in the state's history.

Federal regulators have cleared the way for the removal of major dams along the Klamath River in Oregon. Local tribes and environmental groups have worked for decades to bring the dams down.

Industry groups and property owners are wary of mandating fire-resistant materials in new construction. There's also controversy over exactly where the new rules should be required.

Natural gas companies face an existential threat as more governments and businesses move to tackle climate change. But a growing number have their own plans to decarbonize, by creating renewable gas.

In another move to address climate change, California wants automakers to sell more electric trucks. That includes electric big rigs, which are just starting to hit the road.

Oregon wants to reduce carbon emissions by adopting a cap-and-trade system, which would raise the cost of fossil fuels. But critics complain that the idea is poorly conceived.