We highlight the key lines from the President's landmark address on climate change at Georgetown University
Obama on climate science "The 12 warmest years in recorded history have all come in the last 15 years. Last year, temperatures in some areas of the ocean reached record highs, and ice in the Arctic...
In her latest Table Talk column Louise Gray warns that choosing fairtrade, organic or Rainforest Alliance is no longer enough to save the humble banana
German electronics giant takes four per cent stake in UK developer Ceres Power in support of plans to scale up development and production of fuel cell technology
Council teams up with 10:10 and Scene to look at whether installing underground heat pumps in green spaces could generate revenue for services
EPA proposes 'Affordable Clean Energy Rule', predicting relaxation of emissions rules will cut coal power polluters' compliance costs by up to $400m a year