From Gisela Jernigan--Childrens Literature: "Although Pigeon Creek flows into Washington's beautiful Puget Sound, before it was adopted and cleaned up by Mr. Jackson's fifth grade class, it was so full of trash that you could barely see the water, let alone any fish. Just...
Describes the efforts of the Jackson Elementary School in Everett, Washington, to clean up a nearby stream, stock it with salmon, and preserve it as an unpolluted place where the salmon could return to spawn.