The recent climate conference in Warsaw, Poland, was another example of the complete failure of our ‘leaders’ to deal with global warming & the climate crisis. The Kyoto Protocol called for a modest reduction in GHG, but emissions have soared since then, and the concentration of CO2 has gone over 400ppm. Unfortunately, the U.S. is one of the worst emitters of greenhouse gases, and PA is among the worst states. Following are some graphic depictions of the data. [metric tons of CO2 & CO2 equivalents]