Westminster City Council says the new bins will help cut fuel costs and greenhouse emissions as the number of collections is reduced.
This is an innovative pilot that has the potential to make real savings, both in costs and emissions. And by targeting collections we can prioritise bins to prevent any potential overflowing.
More top news
The twins cubs, which were born in June, have been named Bert and Ernie after characters from Sesame Street.
The two victims died from their injuries in hospital after the explosion in Hertfordshire.
Investigations are continuing into the cause of the crash in chigwell which killed both people on board.