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Ch 5.3 & 5.4

Ch 5.3 & 5.4 Changes in Climate & Human Activities Climate Change

ice age times in Earth's history during which glaciers covered large parts of the surface
aerosol solid particles or liquid droplets in the atmosphere
sunspot relatively dark, cool regions on the surface of the sun
greenhouse gas gases in the atmosphere that trap energy
fossil fuel coal, oil, or natural gas that forms over millions of years from the remains of ancient organisms, burned to release energy
global warming a gradual increase in the average temperature in the atmosphere, thought to be caused by an increase in greenhouse gases from human activity
Created by: lrlong