Price parity, Greenpeace.

Research tip: Price parity for electric and petrol cars over a four-year running period may be reached by 2024, the European Consumer Organisation, BEUC finds. The organisation also sees it likely for EVs to become even cheaper to run than gas guzzlers.
beuc.eu, beuc.eu (report as pdf)

Your signature could help to decrease air pollution in the United Kingdom, where a Greenpeace petition asks prime minister Theresa May to ban sales of new diesel cars. 55,985 people had signed at the time of writing.
petition via greenpeace.org.uk