资讯

The Yangtze river’s finless porpoise is one of the very few porpoises (relatives of dolphins and whales) that live in fresh water. Its small size and cute 'smile' make it much loved in China and ...
The playful North American river otter is equally at home in the water and on land. It makes its home in a burrow near the water's edge, and can thrive in river, lake, swamp, or estuary ecosystems.
Biqiong Wu is at the Hubei Key Laboratory of Intelligent Yangtze and Hydroelectric Science, China Yangtze Power Company, Yichang, China. China’s Yangtze River is the longest in Eurasia and the ...
Water levels along the Mississippi River are plummeting for the second year in a row after this summer’s blistering heat and low rainfall triggered extreme drought across parts of the Central US.
The Colorado River system stretches across seven states in the Southwest and Mexico, and a complicated set of decades-old laws determines who gets water from the river, and how much.
If Arizona’s Colorado River water allocation was cut to zero, “we could burn through the available groundwater in 50 years,” Famiglietti said. “We’re talking about decades. That’s scary.
As the Colorado River’s reservoirs have declined, even larger amounts of groundwater have been drained from aquifers. Using satellite data, scientists have estimated the vast water losses.
The Colorado River is running low. The picture looks even worse underground, study says. The Colorado River Basin has lost twice as much groundwater since 2003 as water taken out of its reservoirs ...
The Colorado River waters extend through seven states and two nations, including 277 miles through the Grand Canyon. Here's where it starts and ends. Hotspots ranked Start the day smarter ☀️ ...