Canada's Aatenborough: David Suzuki.
“We’ve [Canada] got the best environment minister we’ve ever had [Steven Guilbeault, a former Greenpeace director], he was arrested with Greenpeace, he’s been a campaigner for years, and he’s held hostage by politics,” he says.
“He’s got to resign and tell the world why, in the way that [UK international environment journalist] Zac Goldsmith in Britain now has resigned and said, ‘look our government isn’t serious about it’.”