The curve you see above represents the variation of the amount of CO2 in the atmosphere, in parts per million
(A thousand parts per million is equivalent to 0.1%), year after year since 1958.
MOUNT ACONCAGUA, ARGENTINA
At 6959 m (22831 feet) of elevation, Mount Aconcagua is located along the Chile-Argentina border in South America, and it is the world's highest peak after the mountains of the Himalayas. Mount Aconcagua is part of the Andes mountain chain, a continental volcanic arc.
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