![Allan Gregg in Conversation (Audio) show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/036/132/small/allan-gregg-in-conversation-audio.jpg)
Summary: In his new book "Here On Earth", Australian scientist and author Tim Flannery makes the optimistic claim we can still save our planet.
Summary: In his new book "Here On Earth", Australian scientist and author Tim Flannery makes the optimistic claim we can still save our planet.