megashed

Outside the business pages, it will probably be Tesco the bulldozer that makes headlines, as it is lambasted for supposedly demolishing traditional high streets and replacing small shops with its category-killing megasheds.

The Umpqua Basin was selected as a result of subdividing the Coast Range into six megasheds (watersheds of 1-2 million acres each), the largest areas that could be modeled given the computer hardware (2 gigabytes of RAM) available at the time.