Natural Resources & Human Populations
The table below shows carbon dioxide emissions and world population data for several years between 1800 and 2004.
Year World Population
(billions)
1800
1850 1.3
1900 1.7
1950 2.5
2004 6
Carbon Dioxide Emissions
(metric tons carbon per year)
100
175
500
1800
8000
If continued increases in world population lead to even more carbon dioxide emissions in the future, how will this most likely
impact Earth's systems?
A.
Ocean water salinity will decrease
B.
Air pollution will decrease.
C. Petroleum availability will increase
D. Global climate change will increase
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