New study reveals 66 countries now have legislation governing climate mitigation and adaptation plans
South Africa’s delay to carbon tax a reminder of lobbying power of major emitters
Prime minister says he is committed to action as Labour opposition warn floods are ‘wake-up call’
Conservatives are on the side of the environment and always have been, claim right wing politicians
Former deputy prime minister says David Cameron needs to decide whether he wants to lead the “greenest government ever”
Gina McCarthy says Administration is committed to more pollution cuts despite recent Supreme Court challenge
‘Climate change’ does not appear once in latest federal budget, leading to further criticism of Harper government
UN Secretary General hails the experience and leadership of newly appointed Special Envoy for Cities and Climate Change
Former Maldives President Mohamed Nasheed calls on Asian heads of state to treat climate challenge seriously
US President says fate of Keystone pipeline is still uncertain, as Republicans start new campaign against carbon cutting
UK and other developed countries cannot afford to “pull up drawbridge” says retired Royal Navy Rear Admiral and German army analyst
American philanthropist to use personal wealth in ad campaign against climate sceptics in midterm elections
As flooding and storms continue to plague the UK, politicians must put climate change onto the long term agenda, say experts
US president pledges over $100 million to help farmers who are suffering in historic Californian drought
Carbon superpowers say they will step up efforts to improve emissions standards in cars, buildings and power plants
Secretary of State tells audience in Indonesia unlimited carbon emissions could create a ‘fearsome’ weapon
Politicians, economists, scientists and comedians have their say on worst floods to hit the UK for 50 years
President Barack Obama proposes extra support for US communities hit by extreme weather events
US secretary of state and Chinese president Xi Jinping agree to advance cooperative efforts to push climate change on the global agenda
Ed Davey says extreme weather events have “shifted the debate” on climate change in the US, with UK floods having similar effect