Xinhua: Global warming is likely to worsen faster and cause more environmental damage than scientists have predicted, top scientists warned Saturday. Unless aggressive measures are taken, the greenhouse gases will accumulate faster than expected in the Earth’s atmosphere, increasing the danger of irreversible climate change by the end of the century, Chris Field, a leading climate scientist of the Intergovernmental Panel on Climate Change (IPCC), said at a meeting here. At the five-day …