Street Roots: No matter where you live on the planet, you are most certainly noticing intense and changing weather patterns. There is much debate about what that means and how to interpret all of the empirical data that scientists have collected for decades.
Last month, a leaked draft of the United Nations upcoming report of the U.N. Intergovernmental Panel on Climate Change stated that scientists are convinced that human activity is behind the increase in global temperatures.
Bill McKibben has been writing...