Here is a look at the island's history and how it came to be. Start the day smarter. Get all the news you need in your inbox ...

Stretching from Montana to Missouri, the Missouri River basin is one of the country's largest river systems. Over the past ...

Regional climate variability plays a big role, but reduced forest cover and a rise in atmospheric carbon dioxide are also ...

Modernized changes to long-held operating procedures at the dams walling Lake Oroville and New Bullards Bar Reservoir in Northern California could improve flood safety for communities along the ...

How tribal leaders, commercial fisherman and a few small environmental groups won an uphill campaign against dams.