Are Electric Cars Better for the Environment?

"...Are EVs really better for the environment, though? A close look at all the factors shows they are—but it’s a complex answer with some asterisks.

The environmental cost of a car includes both building it and fueling it. That means factoring in emissions associated with oil drilling and power plant smokestacks, as well as from mining metals such as nickel and cobalt that are needed for electric-car batteries..."