![An expansive view of Alaska's Wrangell-St. Elias National Park & Preserve, America's biggest national park, as seen in April 2019. According to NOAA's National Center for Environmental Information, Alaska had its 10th warmest April on record in 2019. (Image credit: Neil Herbert/National Park Service via DOI Facebook) An expansive view of Alaska's Wrangell-St. Elias National Park & Preserve, America's biggest national park, as seen in April 2019. According to NOAA's National Center for Environmental Information, Alaska had its 10th warmest April on record in 2019.](/sites/default/files/styles/landscape_width_1275/public/legacy/image/2019/Jun/59022874_2105226009531069_1457289155221389312_o.jpg?itok=Cfgp-SdJ)
An expansive view of Alaska's Wrangell-St. Elias National Park & Preserve, America's biggest national park, as seen in April 2019. According to NOAA's National Center for Environmental Information, Alaska had its 10th warmest April on record in 2019. (Image credit: Neil Herbert/National Park Service via DOI Facebook)