Rare 'orchid of the falls' species declared extinct in the wild

A team of botanists from Guinea and the Royal Botanic Gardens, Kew in the UK have sounded the death knell for a plant in the Saxicolella genus that is endemic to a single location in Guinea. The sad discovery was made by ...

Newly released data show how fish pass through dams

Scientists at Pacific Northwest National Laboratory (PNNL) have released a unique data set containing more than 5 million raw data points on the movement, behavior, and location of juvenile Chinook salmon as they traveled ...

Hydroelectric dams take toll on endangered big cats, study shows

Big cats are among the most widespread top predators on Earth. Lions stalk zebra in the African savanna, tigers ambush antelope in the forests of Asia and jaguars hunt deer in the jungles of South America. They play an important ...

41 dead as heavy rains batter northern India

At least 41 people died and more than a dozen were missing after landslides and flash floods triggered by several days of heavy rain hit northern India, officials said Tuesday.

'Desert': drying Euphrates threatens disaster in Syria

Syria's longest river used to flow by his olive grove, but today Khaled al-Khamees says it has receded into the distance, parching his trees and leaving his family with hardly a drop to drink.

Pacific Northwest braces for record-breaking heat wave

Record-high heat is forecast in the normally mild-weathered Pacific Northwest this weekend, raising concerns about wildfires and the health of people in a region where many people don't have air conditioning.

Historic drought threatens Brazil's economy

The worst drought in nearly a century to hit two key regions in Brazil is wreaking havoc on hydroelectric dams and crops—and threatening the nascent pandemic recovery of Latin America's biggest economy.

World's ageing big dams pose 'emerging risk': UN

By 2050, more than half the global population will live downstream from tens of thousands of large dams near or past their intended lifespan, according to a UN report released Friday.

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