McDonald’s is jumping on the plastic ban train.

On a quiet street at the very edge of San Francisco’s Telegraph Hill neighborhood is a red-brick building bursting with blue. This 88-year-old structure, which carries no external signage of any kind, is what Levi Strauss & Co., the 165-year-old inventor of the blue jean, calls its Eureka Innovation Lab.

A lot of bottled water contains tiny bits of plastic, known as microplastics, according to research conducted by a non-profit journalism organization called Orb Media.

Apple has reported an increase in the number of serious violations of working conditions at factories where its products are manufactured, but says that overall conditions improved.

President Donald Trump has proposed tariffs on aluminum and steel that he says will put the country first. But a broad swath of corporate America strongly disagrees, saying the levies will boost prices on everything from cars to beer and force companies to cut jobs.

Eighteen percent of all electricity in the United States was produced by renewable sources in 2017, including solar, wind, and hydroelectric dams. That’s up from 15 percent in 2016, with the shift driven by new solar and wind projects, the end of droughts in the West, and a dip in the share of natural gas generation.