Какой город США самый зеленый на март 2019?
Portland is often awarded "Greenest City in America" and similar designations. "Popular Science" awarded Portland the title of the Greenest City in America in 2008, and "Grist" magazine listed it in 2007 as the second greenest city in the world. The city became a pioneer of state-directed metropolitan planning, a program which was instituted statewide in 1969 to compact the urban growth boundaries of the city.
Portland