ONE News: One of New Zealand's top climate scientists is warning some of our major towns and cities may have to be abandoned, because of climate change. ONE News has obtained a draft United Nations report on climate change, ahead of its release tomorrow. The report claims by the end of this century, temperatures will have risen by 2 to 4 degrees celsius. More ice will melt and our oceans will rise by a metre. Climate Scientist Dr Jim Salinger told ONE News that 14 of our major cities and towns, which are...