17 Nov 2021
Though discussions at COP26 are usually among national governments, the US state of California sent its own delegation to the UN climate conference in Glasgow. California is already feeling the effects of climate change and in recent years it has taken aggressive action to reduce greenhouse gases, with a target of 100 percent clean electricity by 2045. Our correspondents Valérie Defert, Pierrick Leurent and Ryan Thompson report from the Golden State.
30 Nov 2020
Hydrogen-powered car manufacturer Riversimple is hoping to steal a march on competitors ahead of Britain's promised "green revolution" that would see petrol-powered cars banned within 10 years. While conventional battery-powered electric cars may be a few miles ahead in the zero-emission vehicle race, the company is betting that nascent hydrogen technology will fuel the cars of the future.