today we bring you our interview with her father, david suzuki, one of canada's leading environmentale spoke to him just after speaking with severn cullis- suzuki. he is perhaps best known as a long-running cbc program, "the nature of things." in 2009 he was awarded the right livelihood award. his latest book is, "everything under the sun: toward a brighter future on a small blue planet." i began asking david suzuki if anything has changed since his daughter delivered that famous address 20 years ago. >> absolutely not. we're going backwards. sirleaf from the standpoint of my country, canada, said it was planning a leadership role in late rio '92. the question canada is a laggard. we are a global outlaw, renegade country. overall, the planet is in terrible shape. the difficulty is meetings like this are doomed to fail because we see ourselves at the center of everything. and our political and economic priorities have to dominate over everything else. if we do not come to gather and say, look, let's start with the agreement that we are biological creatures, and if you do not have air f