Climate change

Refrigerant producers threatening to release huge amounts of HFC-23 after ban on trading credits generated by destroying the gas

Achim Steiner: "Companies that face up to these realities are likely to be the ones that thrive and remain competitive in a rapidly changing world"

Bob Ward argues business leaders should be worried at the sight of an environment secretary who is responsible for climate adaptation, embracing climate sceptic talking points

US President warns rising temperatures will lead to severe impacts, as his advisor confirms new climate measures will be unveiled in coming weeks

Major new report warns urgent action needed to stop climate change derailing development efforts

Telco seeks to buffer business from flooding and heavy snow, as it unveils further details of its new carbon accounting system

Nearly 50 mayors from cities across the country sign declaration advocating moves to cut environmental impacts and mitigate climate risk

World leaders unlikely to discuss global warming at two day summit, as Downing Street insists it remains fully committed to securing global deal in 2015

But Russia, Belarus and Ukraine condemned for blocking key negotiating track

Report finds UK operations and supply chains are increasingly vulnerable to climate change threats overseas