Science West — Spring 2008 Northern Rocky Mountain wolves lose endangered species status Heavy metals, pesticides detected in 20 western U.S., Alaska national parks Oregon's Marmot Dam cited as case study for dam removal, river restoration Insects, wildfire suppression, development challenge Colorado's forests Study supports Bering Strait migration, Siberian origin to Native Americans OSU: Northwest marine ecosystem 'dead zones' unprecedented, may be linked to climate change Dunes & rivers: Southern Colorado & northern New Mexico Great Sand Dunes National Park & Preserve — Harmonic convergence of valley, sand, stream and mountain Descending to the Rio Grande River in ancient footsteps Saving California Rancho Calera acquisition adds to Los Padres National Forest land along California's Big Sur coast Death Valley off-road suit dismissed; Surprise Canyon streambed protected from off-road vehicles Ghosts of winters past Crested Butte — Edging toward the extreme of Colorado skiing Mary Jane lift closures expose hidden treasures Frosty Steamboat: Navigating the trail to deep powder Copper Mountain — Deep snow, accessibility and black eyes Science West — Fall 2007 CBD: New Mexico gray wolf kill highlights recovery obstacles Alaskan Pleistocene gray wolves faced Ice Age extinction OSU: Yellowstone wolves influence elk; benefit trees, streams Birds found to help Colorado ponderosa pine trees grow, maintain health TWS: Northern spotted owl recovery plan flawed OSU: Managed Northwest conifer forests threaten many species         Activities Backcountry Skiing Biking Downhill Skiing Hiking Rivers Snowshoeing Destinations Alaska Arizona California Canada Colorado Idaho Montana Nevada New Mexico Oregon Utah Washington Wyoming

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