<P> "Visual pollution, much of it in the form of advertising, is an issue in all the world's large cities . But what is pollution to some is a vibrant part of a city's fabric to others . New York City without Times Square's huge digital billboards or Tokyo without the Ginza's commercial panorama is unthinkable . Piccadilly Circus would be just a London roundabout without its signage . Still, other cities, like Moscow, have reached their limit and have begun to crack down on over-the - top outdoor advertising . </P> <P> "Many communities have chosen to regulate billboards to protect and enhance their scenic character . The following is by no means a complete list of such communities . Scenic America estimates the nationwide total of cities and communities prohibiting the construction of new billboards to be at least 1500 . </P> <P> A number of states in the US prohibit all billboards: </P> <Ul> <Li> Vermont--Removed all billboards in the 1970s </Li> <Li> Hawaii--Removed all billboards in the 1920s </Li> <Li> Maine--Removed all billboards in the 1970s and early 80s </Li> <Li> Alaska--State referendum passed in 1998 prohibits billboards </Li> </Ul>

Why is it so important for art critics to get their reviews published by the media