Trump signed measures today revoking waivers for the state’s mandates that clean up car and truck exhaust and ramp up sales of electric vehicles. California and 10 other states immediately sued and the governor ordered the air board to craft a new mandate.

David Kollen from the Xerces Society along with Sharon Schmidt, President of Cascade Girl.

With 20 days left in this legislative session, Republicans ripped a Democratic proposal that would raise gas taxes and roughly 10 other taxes and fees, simplify how heavy trucks are taxed and more.

Carbon credits are supposed to fight climate change, letting companies offset emissions by funding projects that pull carbon from the air. But a carbon credit startup with deep ties to Northern California is facing a lawsuit that alleges it misled investors.

Proposed legislation hasn’t moved out of the state Assembly or Senate, raising questions about how far California will go in its efforts to make oil and gas companies pay for climate damage.

Oregon is looking for contractors to help kickstart a new heat pump incentive program, as part of the state’s ongoing push to reduce carbon emissions by supporting a move toward more efficient home heating and cooling systems.

Environmental groups want to revive higher payments to panel owners. But the subsidies were unfair to non-solar ratepayers, regulators say.

House Bill 3546, known as the POWER Act, is now headed to Gov. Tina Kotek’s desk. It could lead to higher rates for industrial electricity customers that currently pay much less per kilowatt hour than residential customers.

Officials warn that sinking ground, linked to groundwater loss, threatens infrastructure and long-term water storage.

The latest package from Oregon Democrats would raise revenue for electric vehicles, buses, mass transit and bridges through higher taxes and fees on cars, gas and payrolls.

Joining the Exchange to shed more light on the issue is State Representative Pam Marsh, a chief sponsor of the bill in the Oregon House.

For years, Oregon has been working to write and enforce rules to reduce greenhouse gas emissions from commercial trucks. Now the Trump administration and the U.S. Senate could derail that effort.