Over the weekend, the Colorado Department of Public Health and Environment issued new COVID-19 safety guidelines regarding renewed mask use and social distancing at indoor public places and schools ...

Last month, Colorado River water made it one step further in the journey from its headwaters in the Colorado Rockies all the way to the Gulf of California, which it has not done regularly since the ...

River deltas are among the most biologically productive ecosystems on Earth, and for millions of years the delta of the Colorado River was no exception. After a 1,450-mile journey from its headwaters ...

Become a Texas Tribune Member today! Never miss a story with The Brief, our free newsletter. Independent Texas reporting needs your support. Help us bring you and millions of others in-depth news and ...

They’re recording data from one of the transects scientists have set up to measure the effects of the “pulse flow,” as it’s called, the rush of water sent down the river valley over a two-month period ...

Ted Robbins of KUAT Tuscon reports on the parched Colorado River delta. Perhaps, but the clam digger in the song is surrounded by living organisms. These Colorado River clams are dead. Their numbers ...