General Knowledge :: Environmental Science
- The global temperature has risen by about __________ degree celsius, since the peak of last glacialisation.
- The combined albedo of the earth and the atmosphere is approximately ____ percent.
- Oil, coal and natural gas supply approximately __________ % of the energy used in the United States
- Of all of the energy production in the United States, what percentage is lost in distribution and inefficient use?
- One atom of chlorine can destroy over __________ molecules of ozone.
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