Population growth, agricultural withdrawals and climate change have badly diminished the river and threaten its future.
Climate change and warming temperatures are exacerbating heavy rainfall and flooding events.
Drought and decreased snowpack have left Colorado reservoirs below average capacity levels.
In a first-of-its-kind project, scientists will trace snow from where it arrives in the atmosphere, to where it melts into the ground.
Snowpack in Colorado is melting earlier than expected due to an increase in dust storm severity.
Colorado’s predictions for spring runoff are looking better than the past two years, but streamflows are still expected to be below normal.
Colorado's drought may continue into the fall, bringing a third year of below-average snowpack and streamflows and high wildfire danger.
Colorado has approved a $1.9 million snow measuring initiative that will help forecast how much water mountain snowpack will likely generate.
California’s announcement represents uncharted territory and is meant to promote water conservation in what is already a dry water year.
Journalist Heather Hansman floated the Green River to explore water issues in the American West, then wrote a fascinating book about her journey.