Reuters: Australia’s vast coastline is increasingly being battered by destructive “extreme waves” driven in part by climate change, scientists said on Wednesday. Research into wave size changes over the past 45 years showed waves of 3 metres (9.8 feet) in height or more were increasing, hitting Australia’s southern coasts as severe storms become more frequent and intense, government experts said. “Extreme wave conditions are greatest south of the Australian continent, associated with …