An abundance of fossil fuels combined with advances in technology to harness wind and solar power has sent energy prices crashing around the world. WSJ explains how it all happened at once. Photo illustration: Carlos Waters/WSJ U.S. fuel makers see economic opportunity in getting greener as consumption remains depressed during the coronavirus pandemic and the prospect of more government regulations increases. Phillips 66 said it is planning to transform a San Francisco-area oil refinery into a plant that produces fuels from products such as vegetable oil and animal fat, which generate less soot and fewer greenhouse gases. The conversion, slated for completion in 2024, is expected to require around $800 million in capital investment and is one of several similar projects proposed in recent months, as U.S. refiners re-evaluate their businesses in light of Covid-19 and tightening environmental regulations. The coronavirus pandemic has crushed demand for fuels such as […]