As a punishing drought dries up stretches of the Amazon River, Brazil is resorting to dredging to try to keep food, medicine and people flowing along the watery superhighway. As a punishing ...

MANAUS, Brazil — Dark clouds rumble over the tiny Amazon River community of Nossa Senhora do Livramento. After two years of devastating drought, you might think that residents in this parched ...

a research scientist Brazil’s National Institute for Space Research. So too is the Solimões River, whose muddy-colored waters converge with the Rio Negro at Manaus to form the Amazon River.

That river starts in Brazil and flows through Paraguay and Argentina to the Atlantic. The same extreme heat and dryness is helping drive surging fires in the Amazon and neighboring Pantanal ...