Keywords: nps usgs glacier national park glaciernationalpark national park nationalpark national park service nationalparkservice global warming globalwarming climate change climatechange climate glacier glaciers repeat photography repeatphotography science research vehicle kayak boat oar Recording data on the terminus of the glaciers found in Glacier National Park is a critical component of understanding the impacts of global climate change on the park. This scientist is using GPS units to record precise locations of the edges of Grinnell Glacier. Sometimes this requires being a bit creative in how you reach the edges of the ice. USGS Photo. Recording data on the terminus of the glaciers found in Glacier National Park is a critical component of understanding the impacts of global climate change on the park. This scientist is using GPS units to record precise locations of the edges of Grinnell Glacier. Sometimes this requires being a bit creative in how you reach the edges of the ice. USGS Photo. |