USA
US Senate debates climate change through night
Lawmakers maintain climate vigil on Capitol Hill, warning of economic and human costs that could hit US in warmer world
John Kerry issues seven point climate change plan
US Secretary of State ignores recent criticism to ram home commitment to new UN climate deal
Keystone XL White House protests end with 398 arrests
Final decision from President Obama expected in summer as battle over tar sands pipeline heats up
US envoy Stern calls for climate truce in Congress
Influential diplomat says ambitious UN deal still on cards despite polarised atmosphere on Capitol Hill
Global climate laws now cover nearly 90% of carbon pollution
New study reveals 66 countries now have legislation governing climate mitigation and adaptation plans
John Kerry warns of ocean ‘dead zones’ from pollution and acidification
US Secretary of State follows up comments on climate action with call for more marine protection zones
EPA chief says new US carbon standards will be ‘tough but flexible’
Gina McCarthy says Administration is committed to more pollution cuts despite recent Supreme Court challenge
Obama says climate must influence ‘all’ government policies
US President says fate of Keystone pipeline is still uncertain, as Republicans start new campaign against carbon cutting
Obama announces new US fuel efficiency standards
New regulations scheduled for 2016 could cut carbon pollution in USA by 10% say Sierra Club
John Kerry warns climate change poses threat greater than ‘WMDs’
Secretary of State tells audience in Indonesia unlimited carbon emissions could create a ‘fearsome’ weapon
US outlines plans for ‘durable and ambitious’ UN climate deal
Early submission to UN reveals White House support for flexible deal involving developed and developing nations
US plans for tougher carbon pollution cuts gather pace
Reports from Washington DC suggest Obama Administration has held series of meeting to discuss possible climate strategies
Obama and Hollande call for ‘ambitious’ 2015 climate agreement
Presidents of France and USA issue statement ahead of summit to discuss economy, security and global warming
Latest climate science reports “chilling” warns John Kerry
US Secretary of State tells security experts climate challenge requires “collective leadership”
Leading US cities pledge radical carbon pollution cuts
Chicago Mayor Rahm Emanuel says energy efficiency drive will generate new jobs and boost economic productivity
State of the Union: Obama calls for climate urgency
President says he will use executive powers to curb use of coal, but defends plans to use more gas and oil
State of the Union: How will Obama tackle climate change?
US president’s climate ambition faces tough test as mid-term elections and hostile Congress limit room to manouevre in 2014
Obama: China and India carbon emissions could leave US “underwater”
US President tells Democrat fundraisers emerging economies hold key to addressing climate change
Scientists warn of El Nino ‘devastation’ if global temperatures rise
Frequency of most severe El Nino cycle could double, posing severe test for USA, Indonesia and Australia
Obama faces Congress challenge as US ‘climate scepticism’ rises 7%
Yale study reveals slight increase in climate scepticism as Republican Senators try to block emission reduction measures