Mongabay: Black carbon is responsible for 50 percent of the total temperature increases in the Arctic from 1890 to 2007 according to a study published in Nature Geoscience. Since 1890 the temperature in the Arctic has risen 1.9 degrees Celsius, linking black carbon to nearly an entire degree rise in Celsius or almost two degrees Fahrenheit. Black carbon, a particulate air pollutant, is formed by-way of the incomplete combustion of fossil fuels, biofuels, and biomass. In places like Asia black …