Toronto needs to take better care of its trees in the wake of December's ice storm and predictions of more extreme weather due to climate change, councillors say.

California's awe-inspiring, ancient redwood trees are increasingly the target of timber thieves. The practice of burl poaching has increased so significantly that, on March 1, Redwood National and State Parks began closing the scenic road through the park every night.

New research suggests a strong link between the powerful smell of pine trees and climate change. Scientists say they've found a mechanism by which these scented vapours turn into aerosols above boreal forests.