'Environmentalist Denis Hayes led 100s of students in organizing the observance of this April 22, 1970 event'
Earth Day
THE SMELL OF THE CROWD: Environmentalist Denis Hayes led 100s of students in organizing the observance of this April 22, 1970 event
Environmentalist Denis Hayes led 100s of students in organizing the observance of this April 22, 1970 event
Environmentalist Denis Hayes led 100s of students in organizing the observance of this April 22, 1970 event
THE SMELL OF THE CROWD
Earth Day
THE SMELL OF THE CROWD