It depends what context you mean. Relating to TV a 'watershed' is a set time that the network has decided programs with a more adult theme can be shown - in the UK, that's 9pm.
By gravity. Water always runs downhill.
A nested watershed is simply a watershed within a watershed. An example might be the Platte River watershed which is a nested watershed within the Missouri River watershed which in turn is nested within the Mississippi River watershed.
what watershed does everyone live on
You can change a watershed by polluting it
watershed infarction cerebral infarction in a watershed area during a time of prolonged systemic hypotension
It is 128 kilometers long and has a watershed of 3,990 square kilometers,so basicaly it is a watershed!^.^
James river watershed
Watershed College was created in 1987.
connecticut watershed
* The Roanoke River Watershed. * The Middle James River Watershed, * The Rappahanock RiverWatershed.
Clinton River Watershed.
The Darby Creek Watershed prove it