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"Nighttime Lights of the World" photo composite from satellite images
"Nighttime Lights of the World" photo composite from satellite images
2007 sea surface temperatures reflect La Niña weather patterns
2007 sea surface temperatures reflect La Niña weather patterns

Source: NASA Earth Observatory

Figure 1: Climatic events that changed the course of human history in the deep past, especially solar strength and Atlantic ice rafting
Figure 1: Climatic events that changed the course of human history in the deep past, especially solar strength and Atlantic ice rafting
Figure 2: Various measures of global health and economy show a sharp increase around the time of the Industrial Revolution, mirrored by rising levels of CO2 and methane in the atmosphere
Figure 2: Various measures of global health and economy show a sharp increase around the time of the Industrial Revolution, mirrored by rising levels of CO2 and methane in the atmosphere
Figure 3: Major changes to global climate measures before and during the Holocene period, highlighting CO2 and sea levels
Figure 3: Major changes to global climate measures before and during the Holocene period, highlighting CO2 and sea levels
Ice core data for atmospheric CO2 related to the glacial cycles
Ice core data for atmospheric CO2 related to the glacial cycles
Location of the Chavin cult in the Andes Mountains, 900-200 B.C.
Location of the Chavin cult in the Andes Mountains, 900-200 B.C.
Shares of world manufacturing output, 1750-1900
Shares of world manufacturing output, 1750-1900
The maximum extent of glacial ice in the north polar area during the Pleistocene era
The maximum extent of glacial ice in the north polar area during the Pleistocene era

Source: U.S. Geological Survey

Trends in life expectancy by region, 2002
Trends in life expectancy by region, 2002

Source: United Nations

Weather conditions caused by El Niño-Southern Oscillation (ENSO) and La Niña conditions
Weather conditions caused by El Niño-Southern Oscillation (ENSO) and La Niña conditions

Source: National Oceanic and Atmospheric Administration

World GDP per capita, 1-2003 A.D.
World GDP per capita, 1-2003 A.D.
Worldwide life expectancy in years
Worldwide life expectancy in years