Antinuclear

FARMERS and graziers in Australia’s tropical north will have to finetune their seasonal management practices in order to deal with climate change.
This is the view of Professor Mark Howden, director of the Climate Change Institute at the Australian National University.
One of his specialist areas is climate change and its impacts on agriculture and food security.
Speaking at last month’s Australian Meat Processor Corporation’s Sustainability Conference in Sydney, Prof Howden said animals impacted by rising temperature and heat stress would eat less and become less productive.

He said carbon dioxide levels were at 400 parts per million in the atmosphere, while the pre-industrial level was 280 parts per million.
“If anyone says to you we’ve seen all this before, well, they’re wrong,” he said.
Prof Howden said the challenges presented by climate change could be met, but would require some strategic thinking.
“There are already things happening to our…