News roundup: Carbon footprint label launched, another temparature record and more
Carbon foundation to launch new 'carbon footprint' label for products. Major brands to trial the logo [Independent]
World breaks temperature records: December to February figures highest since records began [Guardian]
Miliband announces 'blue havens': offshore wildlife parks around coast to protect marine life [Times]
Complexity of ice sheets means sea level rise may be harder to predict than thought [New Scientist]
