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Showing posts with label David Karoly. Show all posts
Showing posts with label David Karoly. Show all posts

Saturday, February 20, 2016

Storify: Beyond Paris: Wonthaggi forum on climate change



The recent Paris United Nations Conference on Climate Change resulted in a world agreement to attempt to limit global warming to 1.5°C, but is Australia doing enough? Then again, is limiting global warming to 1.5°C feasible? And what must we do to limit global warming both as a nation and individually?

I travelled the 150km from Melbourne to South Gippsland to guage the debate and discussion on climate change, organised by local group Groundswell Bass Coast. I found a community already actively discussing the issue and also taking action.

Friday, June 28, 2013

Guest Post: The human role in Australia's ‘angry’ hot summer

Image: This extraordinary photograph of the bushfires engulfing the small Tasmanian town of Dunally in January 2013 shows Tammy Holmes, second from left, clutching her two small grandchildren, two-year-old Charlotte Walker, left, and four-year-old Esther Walker. Clinging precariously to a wooden jetty are Liam Walker, nine, Matilda, 11, second from right, and six-year-old Caleb Walker. Behind them are walls of flame, the sky a lurid and demonic orange.

The human role in our ‘angry’ hot summer

By Sophie Lewis, University of Melbourne and David Karoly, University of Melbourne

Today we released a study that shows quantitatively that anthropogenic climate change substantially increased the likelihood of the record-breaking Australian summer of 2013. Indeed, human influences on the climate system increased the chances of our record hot, “angry” summer by more than five times.

Average temperatures across the globe are now 0.8°C warmer than a century ago. This shift in the average climate can lead to substantial changes in the frequency and severity of extreme climate events.

Globally, many of the record-breaking heatwaves and extreme summer temperatures occurring elsewhere have been linked to anthropogenic influences. Our latest analysis of the 2013 extreme Australian summer also demonstrates a strong human influence on the record temperatures.