SYDNEY -- China and Australia are trading blows again in rapid-fire fashion, taking their already fraught relationship to new lows and undermining even academic cooperation on a problem as universal as climate change.
International relations
China-Australia ties plumb new depths over subs, trade and coral
Cancellation of joint Antarctic research raises concerns about slippery slope
A Chinese submarine off Qingdao: An Australian research body has called off a project with the Qingdao National Laboratory for Marine Science and Technology, amid security concerns. © Reuters
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