Last name meaning Ferris: This is an Anglicization of the Old Gaelic name O' Fearghusa - a compound of the Gaelic O (meaning grandson or male descendant) and the personal name Fergus, composed of the elements fear - a man and gus - vigour or force...
At other times, a confluence can be the location where two smaller streams or rivers merge to become the source for a new river. This is the case in Pittsburgh, Pennsylvania, where the Monongahela River and Allegheny River merge to create the Ohio River.
Hydrology is the study of water, where it is andhow it gets there. A watershed is a region of land that drains into a body of water, typically ariver or lake. Water not only moves across the surface of land in a watershed (runoff), but it alsofilters down through the soil and rock to form groundwater.Groundwater is the water beneaththe surface of the ground that has seeped down from the surface and is the source of water forwells and springs.Runoff is water that does not seep into the ground, but instead flows over thesurface of the land.Changes in land use affect our watersheds.ydrology is the study of water, where it is andhow it gets there. A watershed is a region of land that drains into a body of water, typically ariver or lake. Water not only moves across the surface of land in a watershed (runoff), but it alsofilters down through the soil and rock to form groundwater.