With a new revival of the debate between environmentalists and the oil and mining sectors these past weeks, we have seen a lot of heat between police and protesters. Sefton Darby is here today to give his professional opinion on the issue.
Sefton is the author of The Ground Between and a consultant based in Sydney.
He is here as a speaker at Aspiring Conversations in Wanaka this weekend. He spoke to spoke to Duncan Garner ahead of his sessions.
Watch the video.