Alaska and the national park sites in our northern-most state are showing dramatic signs of global climate change. Melting permafrost and glaciers, eroding coastlines, and insect invasions all point to warming temperature trends. By Bill Sherwonit
Historic runs of salmon may soon return to the Elwha River and Olympic National Park if plans proceed to remove two dams that have blocked salmon runs for more than 90 years. By Douglas Gantenbein
Jean Lafitte National Historical Park and Preserve in Louisiana tells the story of how Mississippi River Delta's unique blend of cultures came to be. By Ryan Dougherty
