Bob Blake, owner of Solar Bear and tribal citizen of Red Lake Nation, said many solar projects are now “on pause.”

Many Gulf Coast refiners have a stake in the future of Venezuelan oil exports, as they've spent billions to process the country's heavier crude.

What does that mean for power grids?  

The oil cartel aims to stabilize prices in a changing geopolitical environment.

The U.S. is up, OPEC is down.