ES102 Lecture Notes - Medieval Warm Period, Montreal Protocol, Svante Arrhenius
Document Summary
Recently moved to buying softwood pulp from sustainability managed forests. Therefore, tim horton"s cup is a global product! Mount everest: highest elevation on earth (8. 85km above sea level) Wind blows at 250 km/h due jet stream, 1/3 concentration of oxygen per unit air as at sea level. After 1953 dedicated to raising money for schools and hospitals in rural nepal. Where we live and everything else on earth. Radiation entering earth is balanced by exiting radiation. Absorption by gases in atmosphere (67), and earth"s surface (168) is re-radiation to space 235 radiated energy travels at various wavelengths hotter energy, shorter the length incoming radiation from the sun is extremely hot. If all uv emitted reached earth few organisms would survive. Oxygen molecules encounter uv radiation tend to split into 2 0 atoms. Some free 0 atoms tend to quickly recombine with 0 to form 03. Dynamic interactions between oxygen and uv radiation continually occurring in stratosphere.
