One of the world’s oldest national parks, Mount Rainier became part of the federal system in 1899, shortly after its last eruption. Park status was the culmination of a long campaign by John ...

The Pacific Northwest's most active underwater volcano, is showing signs of an impending eruption, potentially occurring ...

Even though Washington State was admitted to the Union towards the tail end of ratified states (42 of 50), there are plenty ...

Until Mount St. Helens blew in 1980, Lassen's eruption was the most recent volcanic explosion in the lower 48 states. Ecologists now study Lassen's landscape to see what the future may bring to ...

Climate change is causing global temperatures to increase and average sea levels to rise. The Earth's orbit round the Sun varies in shape. Global temperature increases and decreases depending on ...

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