Which of the following statements is in correct about how the frequency of extreme rainfall changed over the 20th century?

Question

Which of the following statements is  in correct about how the frequency of extreme rainfall changed over the 20th century?

Accepted Answer

It is likely that there has been an increase in the number of heavy precipitation events at the global scale

Answer

There is low confidence that there are any robust long-term changes in the number of heavy precipitation events

Answer

It is likely that there has been a decrease in the number of heavy precipitation events at the global scale

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