Alarmists suggest that CO2 caused extreme waves off the coast of south-west Australia to be over a meter higher than in 1985

Scientists find waves are getting bigger - National News - National - Environment - Camden Haven Courier

It shows the extreme wave height off the coast of south-west Australia today is six metres on average, more than a metre higher than in 1985.
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To date scientists have largely focused on temperature as an indicator of climate change. But climate is about much more than temperature, as winds and waves control the flux of energy from the atmosphere to the ocean.