Английская Википедия:Bear Creek (Neuse River tributary)
Шаблон:Infobox river Bear Creek is a tributary of the Neuse River in North Carolina, USA. It drains an area of intensive agriculture, and is heavily polluted with nitrates.
Location
Bear Creek is a tributary of the Шаблон:Convert Neuse River, the largest river in North Carolina.Шаблон:Sfn The creek rises in the east of Wayne County, North Carolina,Шаблон:Sfn Wills Pond to the north of New Hope Road impounds Old Mill Branch, a tributary of Bear Creek that enters from the right (west) near the creek's headwaters. Further north Bear Creek W/S Lake Number Three impounds the headwaters.Шаблон:Sfn The creek flows southeast on the county line between Wayne and Greene counties, it enters northwest Lenoir County and flows southeast to the Neuse River.Шаблон:Sfn Bear Creek flows south under U.S. Route 70 between Goldsboro and Kinston.Шаблон:Sfn
The creek is named in local records as early as 1742.Шаблон:Sfn Originally a bottom land swamp, it was drained by canals to allow farming in the early 20th century.Шаблон:Sfn Bear Creek today drains an agricultural watershed, including crops and intensive animal farming.Шаблон:Sfn Land use in the watershed is 67% agriculture, 25% forest, 5% water or wetland and 3% urban.Шаблон:Sfn The creek is primarily fed by groundwater.Шаблон:Sfn
Restoration efforts
The creek receives high levels nitrate from frequent runoff of surface water.Шаблон:Sfn Nitrogen delivery into the stream is enhanced by using tile drains to channelize runoff.Шаблон:Sfn Bear Creek was continuously monitored from May 2002 to May 2003.Шаблон:Sfn Drainage ditches in the watershed sometimes had nitrate concentrations above 10 mg/L.Шаблон:Sfn Nitrate yields in the creek exceeded 810 kg N km−2.Шаблон:Sfn In an effort to restore the creek's natural functions, more than Шаблон:Convert of drainage canals were backfilled in the Шаблон:Convert Bear Creek-Sleepy Creek Core Restoration Area. The large earthen levees were removed and replaced by lower, more natural structures to retain water. The area was then planted with almost 50,000 young trees in 2001.Шаблон:Sfn
Notes
Sources
Шаблон:Refend Шаблон:Authority control
