Question

Why has the earth's average surface temperature increased long answer​

Answer 1

Answer:

Global warming is the unusually rapid increase in Earth's average surface temperature over the past century primarily due to the greenhouse gases released as people burn fossil fuels. ... By the beginning of the 21st century, Earth's temperature was roughly 0.5 degrees Celsius above the long-term (1951–1980

Explanation:

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Answer 2

Global warming is the unusually rapid increase in Earth's average surface temperature over the past century primarily due to the greenhouse gases released as people burn fossil fuels. Despite ups and downs from year to year, global average surface temperature is rising.