Scientific Perspectives on the Greenhouse Problem

aerosols anomalies anthropogenic areas atmo atmosphere average temperature calculations carbon constraint carbon dioxide carbon emissions CARBON LIMIT changes in cloud climate change climate impact climate warming cloud amount cloud cover cloud feedback CO2 emissions coal Coast concentration consumption cooling effect cost crease decrease doubling earth economic electricity energy efficiency estimate Figure fossil fuels global climate global temperatures global warming greenhouse computations greenhouse effect greenhouse forecasts greenhouse gases greenhouse problem greenhouse warming growth Hansen heat increase in greenhouse Karl latitudes Manabe mate maximum temperature minimum National natural gas natural variability nonelectric energy Northern Hemisphere observed occur perature period precipitation predictions radiosonde record reduce regions Research result scenario scientific season significant local increases simulations solar activity Southern Spring Summer Fall sun's brightness sunshine technologies temperature range temperature rise term trends tion tºº tropospheric uncertainties United Wigley Winter Spring Winter Spring Summer