In this episode of Innovation Nation, we'll uncover the work of Dr Malcolm Wilson, a Nobel prize-winning scientist at the University of Regina on the Canadian prairie. We'll explore the world changing potential in the science behind Dr Klaus Lackner's artificial tree, experiment with the tree in Times Square, and test the results with Dr Lackner at Columbia University, New York. And we'll witness a groundbreaking process of Carbon Sciences in Santa Barbara, California, that could turn Co2 from foe into friend.