Business Green: A Nasa satellite designed to measure how much carbon ends up in the atmosphere and how much is stored in so-called “sinks” has failed to separate from the rocket that was carrying it into orbit. In a statement issued this morning, Nasa admitted the launch had been a failure and the future of the $278m (£192m) Orbiting Carbon Observatory to answer vital questions about how carbon is absorbed by the Earth had been called into question. The rocket and satellite apparently crashed …