On the 1,450-kilometer (900-mile) Madeira River, responsible for 15% of the water in the Amazon Basin, levels dropped to just 53 centimeters (21 inches) on Sept. 16 in Rondônia state in northwest ...

Sponsor Message In the more than 100 years since river levels have been monitored, never has the mighty Amazon and the major tributaries of the world's largest river system recorded such little ...

The Negro River drains about 10% of the Amazon basin and is the world’s sixth-largest by water volume. Manaus, the biggest city in the rainforest, is where the Negro joins the Amazon River.

Huge tributaries that feed the mighty Amazon River — the largest on the planet — have plunged to record-low levels, upending lives, stranding boats, and threatening endangered dolphins as ...

Much of South and Central America was hit by significant drought. Huge tributaries to the Amazon River all but dried up for the first time on record. Severe summer heat hit much of the Northern ...

30 story has been corrected to fix a name in the reporting credits) The Solimoes, one of the two largest tributaries of the Amazon River in Brazil, fell to its lowest level ever on Monday in the ...

The region drained by the Amazon River, including the Amazon rainforest ... in more than 100 years for the Amazon and its major tributaries. Millions of people and an array of wildlife depend ...

16, the Purus River, which runs from Peru to northwest Brazil, was more than 2 m (7 ft) below its previously held 1983 historic low. “This could be the most serious drought the Amazon has ever ...

MANAUS, Brazil (AP) — Brazil’s geological service says that one of the Amazon River’s main tributaries has dropped to its lowest level in 122 years, reflecting a severe drought that has ...