File name: EarthDay_2CleanWaterAct_large.png Original Resolution: 1024 × 685 File Size: 1042 KB (MIME Type: image/png) Date Published: April 22, 2016 Download file View image caption Polluted Androscoggin River in the "Shelburne Birches" Area near the Maine-New Hampshire Boundary. 1973. Photo: Charles Steinhacker, Courtesy: U.S. National Archives.
