The UK government says new petrol and diesel-powered cars will be banned by 2030. Will developments in battery tech deliver electric vehicles for the mass-market? Plus how Kenya is looking to wind energy to bring cleaner power to off-grid communities. And has the pandemic permanently changed how we look at screen-time? Presented by Rory Cellan-Jones, with BBC tech reporter Jane Wakefield. Produced by Jat Gill.

(Image: Electric Mini Cooper charging on a central London street, Credit: BBC).