Sydney Morning Herald: FORESTS, grasslands, oceans and other carbon sinks are losing the battle against rising greenhouse gas emissions, researchers have warned at an international conference on climate change. The CSIRO scientist and chairman of the Global Carbon Project, Mike Raupach, said the effects of global warming were set to be worse than predicted by United Nations experts two years ago. Natural carbon sinks, which halved the rate of current climate change, were absorbing carbon dioxide …