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Exam 3

Chapter 10

QuestionAnswer
Average global temperatures have (inc/dec) by about ___ degrees since 1980. increased by .9 degrees Celcius
Diurnal temperature range has (inc/dec) decreased
Diurnal temperature range (DTR) change in daily maximum and daily minimum
precipitation has (inc/dec) since 1900 increased
Sea level rise has (inc/dec) since 1900 increased
Snow cover has (inc/dec) since 1900 decreased
2 main reasons for climate change 1. natural mechanisms 2. human mechanisms
T/F- Sea levels will continue to rise with the increase of temperatures True
General Circulation Model (GCM) breaks up global areas into boxes and measures temp, precip, humidity, wind and sunlight
GCM's projects precip to _______ by about ________%. increase 10-20%
GCM projects high northern latitudes to experience maximum maximum warming in high northern latitudes
GCM precipitation patterns dry places projected to get drier;
Top 3 Greenhouse Gases methane, nitrous oxide, carbon dioxide
GCM precip projections increase in temp 1.8-4 degrees C; more intense cyclones/droughts/precip
Created by: kaileyhughes