The Government's decision to ban oil and gas exploration and to stop funding large scale irrigation has Dr Doug Edmeades concerned New Zealand is going back to the Dark Ages.
The controversial soil scientist spoke to The Country's Jamie Mackay about his recent opinion piece, saying "I never thought I'd see the end of what has been the Age of Enlightenment."
Read more: Dr Doug Edmeades: The threat of irrational environmentalism
Dr Edmeades says science, technology and progress has been made possible by rational thinking and he is concerned with "negative" attitudes from environmentalists.
"I think science and rational thinking is under severe threat from this extreme environmentalist movement."