U.K.’s Johnson Sets UN Climate Summit Goal of ‘Net Zero’ by 2050

Prime Minister Boris Johnson said putting the world on a pathway to achieving net zero carbon emissions by 2050 is the main aim of the crucial round of United Nations climate change talks the U.K. is hosting in November.

Efforts to drive down fossil fuel emissions represent a “charter for jobs,” the premier told a committee of members of Parliament Wednesday. He said he’s “becoming more and more obsessed with what we can do” at the conference, known as COP26, which is scheduled to run Nov. 1-12 in the Scottish city of Glasgow.

“In getting to net zero by 2050,...