The Mayor’s team are proposing to introduce an ultra-low emission zone in the city centre, which it says has the potential to deliver dramaticbenefits in air quality. Boris Johnson also hopes it'll spur on mass take-up of zero and low emission vehicles.
But ClientEarth, the organisation which brought today's case, says current policies need to be made more ambitious.
More top news
The musical duo is known for hits including Rabbit and Snooker Loopy.
The musician and singer has died aged 74.
Timothy Norris listed fur coats, hats and scarves for sale on eBay which had been created from leopards, ocelots, lynx and wolves.