Canberra Times: After another week of heated debate over carbon, many investors, businesses and voters probably wish policy making could approach the certainty held by climate scientists.
''We know climate change changes everything,'' said David Jones, head of climate monitoring at the Bureau of Meteorology, after another unusual spell of warm weather gave Melbourne its highest July maximum in more than 150 years of records, while Sydney notched five straight days of 20-plus temperatures for the first time in...