Natalie Bennett slams UKIP for offering "denial and despair" ahead of next month's European election
Green MP vows to continue campaign to bring an end to fracking in the UK
Discuss sustainable energy's role in the next election at this free to attend event
Natalie Bennett uses conference speech to reiterate call for end to UK fracking and for climate sceptic ministers to be sacked
Caroline Lucas and Natalie Bennett to unveil 10-point plan to protect UK from further flood damage
Baroness Jones of Moulsecoomb accused the Mayor of casting aside his electric vehicle initiative for his successor to pick up
Johnson unveils plans to improve impact of black cabs, as Green Party accuses him of £150m cycling underspend over six years
Crown Prosecution Service charges MP over Balcombe shale oil protests
Darren Johnson AM warns more robust testing is needed to assess whether the Mayor's new buses will be good for London
Caroline Lucas says the government is dragging its heels on banning HFC gases considered thousands of times more damaging than CO2