Sadiq Khan announces new Low Emission Bus Zones in London

They are expected to be in place by the end of 2019

London businesses and councils offered £5m for water refilling stations

It is part of the mayor’s efforts to reduce single-use plastic bottles

Sadiq Khan backs London’s tech start-ups to tackle environmental issues

Winning projects include reducing air pollution and unnecessary car journeys

London mayor says 20 new water fountains will make a splash

They are part of Sadiq Khan’s ambition to reduce plastic waste across the capital

High air pollution warning issued in London

Messages about the alert will be displayed on bus countdown signs, roadside message boards and at entrances to all 270 Tube stations

Mayor of London launches £500m energy efficiency fund

It aims to help hospitals, small businesses and universities reduce their bills and cut carbon emissions

London mayor expands group buying solar scheme

Eight further councils have signed up to Sadiq Khan’s ‘Solar Together’ initiative

Sadiq Khan to join London councils’ legal action against Heathrow expansion

He says the proposed plans for a third runway will have “significant environmental and noise impacts”

London to host ‘Europe’s largest double-decker electric bus fleet’

Mayor Sadiq Khan said 68 of the new electric vehicles will be launched across the city next summer

UK mayors call for ban on diesel and petrol cars by 2030

They are urging the government to bring forward the target from 2040