The Effects of Global Warming Global warming during the past century has been so gradual as to be nearly imperceptible. Neither does it adhere to a regular schedule or predictable pattern, which perhaps explains why doubters and nay-sayers still dispute the whole idea. Their ranks are shrinking, however, in the face of a growing body of evidence. Experts now tell us that if we do nothing to reduce the release of heat-trapping gases into the …showed first 75 words of 2515 total…

…showed last 75 words of 2515 total…medium, plus 3.6°F (2°C), and high, plus 5.4°F (3°C) were added to a current average derived from historical weather data for the years 1951 to 1980. The medium scenario corresponds to the Intergovernmental Panel on Climate Change's 'best estimate' for the year 2100. Current Average Days Above 90°F Days Above 95°F Days Above 100°F 23 1 0 Warming Scenario for 2100 Days Above 90°F Days Above 95°F Days Above 100°F Low Increase: + 1.8°F (1°C) 67 2 0 Medium Increase: + 3.6°F (2°C) 121 12 0 High Increase: + 5.4°F (3°C) 164 43 1