Dr John Hewson is one of Australia's most respected political and economic commentators. In this talk, he argues that climate change is the most significant challenge facing society today and urges action from our political leaders now.
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CityTalks inspire, educate and engage the people of Sydney on global, national and local city issues. In these podcasts, we revisit talks from experts who challenge our way of thinking and present fresh ideas on issues we face in Sydney – and cities around the world.
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Published 12 November 2018, updated 14 November 2018
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