When it started, less than a decade ago, Formula E, the fully electric car racing championship, struggled to be taken seriously by the motorsports industry.
But today, major manufacturers are queuing up to be involved in the series, which is growing in popularity, just like the electric cars it has been designed to promote.
Backed by the UN, Formula E’s success is part of the biggest push ever - from governments, manufacturers, and consumers - to end our reliance on polluting, fossil-fuelled engines.
For this latest Lid Is On podcast, Conor Lennon has been talking to some of the major players involved, to find out what the sport, and the industry, are doing to advancing sustainable development, and fight the climate crisis.
Music credit: Ketsa, Within the Earth