megadrought Current Affairs, GK & News

What is a ‘Megadrought’?

A megadrought is a drought that lasts at least two decades. In the past, megadroughts have been linked to prolonged La Niña conditions. Overview: Megadrought is a term that refers to the length of a drought rather than its acute intensity. The term is used in scientific literature to describe droughts that last several decades. ..