The world’s largest river system, the Amazon, which sustains some 30 million people across eight countries, is drying up. The banks of the Amazon River this month in Colombia. Colombia’s ...

The Colorado River system is the lifeblood of the southwest ... The darker snow absorbs more sunlight, speeds up melting and depletes snowpacks earlier, leaving downstream communities at risk ...

Water flows in mainland Australia’s most important river system, the Murray-Darling Basin, have been declining for the past 50 years. The trend has largely been blamed on water extraction ...