From converting cooking oil into biodiesel to auctioning solar cells to anyone in the world, here are some bright ideas sparking change for the country — and beyond. Whether it’s the climate ...

Some Iowa biodiesel plants have shut down after the Biden administration failed to issue final guidance that would provide new tax incentives for the next generation of renewable fuel, industry ...

The biodiesel hybrid bus trials are funded by ... under the National Traffic Safety and Environment Laboratory (NTSEL)'s Next-Generation Environmentally Friendly Vehicles Development and ...