Climate scientist Michael MacCracken explores some of the scientific, legal, and ethical implications of "geo-engineering" options that have been proposed by some people to address global climate change.
Social scientist and communication expert Mathew Nisbet makes the case that endless debates about whether or not global warming is really happening have grown stale and miss the point entirely. Shouldn't we be talking about how society can leverage climate science in ways that save lives and natural resources and create new markets for jobs and services?
This video features changes in the land, sea, and animals that are being observed by the residents of Sachs Harbour, Northwest Territories, Canada â many of whom hunt, trap, and fishâbecause of their long-standing and intimate connection with their ecosystem. Scientists interview the residents and record their observations in order to deepen our understanding of climate change in the polar region. Background essay and discussion questions are included.