Agence France-Presse: With planet Earth engaged in a heated race against global warming, “carbon capture and storage” has brought a ray of hope, and a Norwegian gas platform is leading the way. The Sleipner platform in the North Sea, a mammoth steel and cement structure, has successfully buried millions of tonnes of CO2 under the seabed for the past 12 years in a pioneering project. Using a simple metallic tube measuring 50 centimetres (20 inches) in diameter, the platform operator, …