thumb|left|upright|Key Tower and the Fountain of Eternal Life by Marshall Fredericks However, by the 1960s, Cleveland's economy began to slow down, and residents increasingly sought new housing in the suburbs, reflecting the national trends of suburban growth following federally subsidized highways. Industrial restructuring, particularly in the steel and automotive industries, resulted in the loss of numerous jobs in Cleveland and the region, and the city suffered economically. The burning of the Cuyahoga River in June 1969 brought national attention to the issue of industrial pollution in Cleveland and served as a catalyst for the American environmental movement.
thumb|left|upright|Key Tower and the Fountain of Eternal Life by Marshall Fredericks However, by the 1960s Cleveland's economy began to slow down, and residents increasingly sought new housing in the suburbs, reflecting the national trends of suburban growth following federally subsidized highways. Industrial restructuring, particularly in the steel and automotive industries, resulted in the loss of numerous jobs in Cleveland and the region, and the city suffered economically. The burning of the Cuyahoga River in June, 1969 brought national attention to the issue of industrial pollution in Cleveland and served as a catalyst for the American environmental movement.