Environment
Nick on the Rocks: Unlocking the secrets of Seattle’s lakes
Why are some salty and some freshwater? A giant ice sheet carved them 16,000 years ago, creating the hills, valleys and waterways that shape the city.
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Why wildlife officials are killing some PNW owls to save others
Biologists, avian scientists and other experts explain the need for the Barred Owl Management Strategy to protect endangered northern spotted owls.
Environment
Nick on the Rocks: How massive floods landscaped a tiny WA town
3,000 years of Ice Age activity shaped Pateros in Central Washington where the Methow River meets the Columbia.
Environment
Climate change is helping invasive species take root in Washington
Non-native plants are crowding out native ones in the Pacific Northwest and posing new challenges for the organizations that manage them.
Environment
Nick on the Rocks: The secret summit of Washington’s Mount Index
The mountain’s namesake granite was used to build Seattle’s iconic Smith Tower and is coveted by climbers. But its peak is made of a much older rock.