Because it is very densely populated and also has one of the largest economies of any region in the world.
The reason why the northeast of the US is called a Megalopolis is because it is made up of a chain of metropolitan areas. These metropolitan areas are one right after another, and that is what makes up a megalopolis.
Megalopolis
There are several recognized megalopolises in the United States, including the Northeast Megalopolis (BosWash), Southern California Megalopolis, and ChiPitts Megalopolis. The exact number can vary depending on specific definitions and boundaries used.
the northeast is the most densely populated region of the united states
Approximately 17% of the US population lives in the Northeast megalopolis, which includes major cities like New York City, Philadelphia, and Boston.
A megalopolis is a term used to describe a heavily populated urban area that includes a number of connected cities or metropolitan regions. Examples include the Northeast megalopolis in the United States, which stretches from Boston to Washington, D.C., and the Taiheiyō Belt in Japan, which includes Tokyo, Yokohama, and other nearby cities.
The string of cities that have grown together in the northeast is known as the BosWash megalopolis, stretching from Boston to Washington, D.C. It includes cities like New York City, Philadelphia, and Baltimore, among others, forming a continuous urban area. This region is one of the most densely populated and heavily industrialized areas in the United States.
Battle of Megalopolis happened in -331.
it describe an area which appears to be one large city as if each city it suburbs and its activities seem to merge into the next one
megalopolises
A "megalopolis" refers to a vast urban region comprising multiple neighboring metropolitan areas that have gradually merged together to form a continuous urban complex. This interconnected zone of cities may exhibit shared infrastructure, economic activities, and cultural interactions due to their proximity and interdependence. Examples include the Northeast Megalopolis in the United States, which extends from Boston to Washington, D.C.
Great Lakes Megalopolis's population is 54,000,000.