Reuters: Climate change could hit Australian agriculture hard, cutting production of a wide range of goods by almost 20 percent and causing a significant impact on international trade, a report said. The Australian Bureau of Agricultural and Resource Economics said in a study that Australian production of wheat, beef, dairy and sugar could decline by 9-10 percent by 2030 and by 13-19 percent by 2050 because of climate change. “Australia is projected to be one of the most adversely …