London

Independent mayoral candidate wants environmental considerations to be "an intrinsic part of the way London operates"

2030 legacy vision includes plans to cut waste and emissions from the area due to be transformed after 2012 games

Clean air campaigners urge voters to back Greens, Lib Dems or Labour

Green car specialist Climatecars says low emissions vehicles should get licence to use London bus lanes, but greentomatocars disagrees

Lib Dem Brian Paddick launches his manifesto with pledges to make buses and taxis electric and create a clean air zone

Local Transport Minister confirms winners of £31m Green Bus Fund and £70m Better Bus Fund

New London trial promises reward points for those who walk or cycle

Drinks giant buys 14 gas-powered Iveco lorries after trial finds biomethane can help cut air and noise pollution

Brixton and Westminster solar schemes aim to help reduce energy bills for tenants in social housing

New model expected to be twice as fuel efficient as a standard bus