Record-breaking CO2 Concentrations & Warming Temperatures

Mauna Loa, Hawaii

2015-warming-temperatures.jpgAtmospheric levels of global CO2 exceed 400 ppm at the Mauna Loa recording station, making it the highest greenhouse gas concentrations in 800,000 to 15 million years.

Earth’€™s temperature is expected to warm approximately 0.2 degrees Celsius each decade.

 

World Population : 170,060,000

Key:   1,000,000 People    1,000,000 People (Annotated)    Milestone

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