Australia will suffer among the worst impacts of climate change unless the world cuts emissions, the second part of a blockbuster United Nations report reveals
There will be a fourfold rise in heatwaves if the planet warms by 3 degrees
Severe flooding hits Lismore in northern NSW in the worst flood ever recorded for the town on Monday.It confirms earlier warnings that Australia is suffering greater impacts of climate change than any other advanced economy, and it shows that efforts to adapt to warming are not keeping up with the changes.
Deaths caused by heat in Melbourne, Sydney and Brisbane will increase from 142 per year recently to 600 per year over the coming decades if emissions are high, though this could reduce by half on a lower emissions pathway. 4. Loss of kelp forests in southern Australia and southeast New Zealand due to ocean warming, marine heatwaves and overgrazing by climate-driven range extensions of herbivore fish and urchins 6. Disruption and decline in agricultural production and increased stress in rural communities in south-western, southern and eastern mainland Australia due to hotter and drier conditions
Commitments made during the Glasgow climate talks put the world on a warming trajectory of between 2 and 3 degrees, though various reports show we have the capacity to reduce that far more, Professor Howden said. These weather extremes are occurring simultaneously, causing complex and cascading impacts that are increasingly difficult to manage and have already exposed millions of people to acute food and water insecurity, it said.
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