Thus, climate changes forced by CO2 depend primarily on cumulative emissions, making it progressively more and more difficult to avoid further substantial climate change. (sciencedaily.com)
It is established science, policy and politics that coal is the black devil for climate change forcing in the wrong direction. (rabett.blogspot.ru)
That should bend the rope slightly out of the plane, and that new shape changes the forces on the entire rope. (sciencemag.org)