Jonathon Porritt urges businesses to prepare for catastrophic "climate induced shocks" on the scale of four Hurricane Katrinas in one year
Top International Civil Aviation Organisation official says inclusion of aviation in European emissions trading scheme will not affect plans for global cap-and-trade scheme
Chorus of disapproval over Heathrow expansion becomes more vocal as Lord Smith joins Boris Johnson and senior Labour MPs in voicing opposition to third runway
Third runway will be granted approval, but government throws in high-speed rail link as "green sweetener"
Both Eurostar and Spanish rail network release new figures suggesting travellers increasingly prefer high-speed rail to flights
Boris Johnson has confirmed he will back and fund legal fight by alliance of London councils is third runway gets green light
Brussels to sue over PM10 breaches in move that could prove first step in wave of legal actions
Plans for 200mph rail lines centred on new Heathrow hub seen as green " sweetener" for third runway
Prime minister to force through approval for Heathrow expansion despite ministerial objections
One of the worst kept secrets in Westminister finally out after environment secretary signals concerns over Heathrow third runway