In the early twentieth century, efforts to improve environmental problems in American cities were nonexistent. focused on the wealthy and ignored the urban poor. included a new federal environmental regulatory agency. led many cities to ban horses from their streets. did not yet include the construction of sewage disposal systems.
In the early twentieth century, efforts to improve environmental problems in American cities
were nonexistent.
focused on the wealthy and ignored the urban poor.
included a new federal environmental regulatory agency.
led many cities to ban horses from their streets.
did not yet include the construction of sewage disposal systems.