A bounty of much-needed new federal funds will help reconnect habit for freshwater and terrestrial animals.

To anticipate the impacts of a historic river restoration, we need to understand how salmon, bats, insects, algae and other parts of the ecosystem are behaving today.

Better accounting can go a long way in establishing sound policy to tackle the climate crisis.

A 10,000-acre logging project threatens endangered species, recreation and nearby communities.

A growing movement across the continent is working to remove thousands of barriers and restore some of the world’s most fragmented rivers.

Subsidized water cultivated the West, but this required becoming increasingly profligate with the region’s scarcest resource.

Humble ponds have a key role to play in fighting climate change and aiding conservation — but only if we protect them.

Disadvantaged communities have suffered disproportionately from underinvestment in clean and affordable water. That could change with legislation passed last year.

Human activities have imperiled our waterways — along with almost one-third of freshwater fish and many other aquatic species.

Lost in much of the coverage of the region’s water woes is the ecological crisis caused by prolonged drought, climate warming and development.