Sydney Morning Herald: Climate models: New research suggests that temperatures will rise between 1.5 degrees and 5 degrees. Photo: Michael Clayton-Jones
Temperatures are on course to rise at least 4 degrees by the end of the century, according to research that finds earlier climate models projecting smaller increases are likely to be wrong.
The research, by a team led by the University of NSW, says a 4-degree rise in temperature would be potentially catastrophic for agriculture in warm regions of the world, including...