AG & ENVIRONMENT QUAL
AG & ENVIRONMENT QUAL ALS 3133
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This 12 page Class Notes was uploaded by Cade Harvey on Friday September 18, 2015. The Class Notes belongs to ALS 3133 at University of Florida taught by Susan Curry in Fall. Since its upload, it has received 21 views. For similar materials see /class/206994/als-3133-university-of-florida in Agriculture and Forestry at University of Florida.
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Date Created: 09/18/15
oPIcs Home pm and nonvmm mm m Bowman amen WM no mum marqusmy awe sgncuuurewsys m nonvmm some paummn39v WM 9 Howauesm 5124mm mm mwemm hsmreawas m We WM me mam Name assume Eunsenatmn ssrwcewicsl m comm nonvmm some puummm How do Point and Nonpoint sources differ pm Snurcrs m smg e some sweesm are mm we Va 9 may cuuema mugs ed cuuem n and mm Common Nonpoint Source Pollutants gt Fertilizers and Pesticides gt Hydrocarbons and other toxic chemicals gt Metals gt Sediments sulleruslun gt Patnugens and nutrients rrern livestock and sepne systems Etcl Common Nonpoint Sources of Pollution gt Agriculture gt Urban and residential Crop FErtlllZatan runoff Animal rnanures septic systems Sull Emsan NPS is not Just an Issue with Agriculture gt Nunpuint seuree NPS residential landscape gt Several uftne pollutants are the same ie nutrients gt Asvnrn agriculture must EIHHE issue is due in new We design and manage the landscape Reducing Residential NPS Pollution gt New state of Florida Stormwater Rule will emphasize water quality to a much larger degree than in the past sWt rule dvlurnt htrn gt Florida Consumer Fertilizer Taskforce submitted recommendations to the legislature on the use education and regulation of consumer fertilizers httg Heurisensusfsu eduFenilizerr39las r ForcegdstFemlizer Task Fume Final RegunlMDErS gdf Reducing Residential NPS Pollution gt There are programs here at UF addressing these issues 0 Florida Yards amp Neighborhoods FYN httpfynifasufledu 0 Center for Landscape Conservation amp Ecology httpclceifasufledu 0 Program for Resource Efficient Communities PREC httpwwwbuildgreenufledu How important is Nonpoint Source Pollution Natlunmwmmoun lyml Rupmllocongm gt National Water Quality Inventory Report compiled every 2 years by the EnVIronmental Protection Agency EPA httpMMANepagovSOSb 2002 Report Impairment ofwater bodies estimated by type Causes and sources of pollution estimated mm 1 Annual mm mm Tolnlsul 1w tu mnw 30ml m of Gnul lull im39untrul Antwan mquotth mm mm Aanndi mmm u a as m w s w 9 it m a m hw i nun lt i Funtin mm m m mm m mun Vi mi 2002 Report 5 quotin t Nitrogen N and phosphorus P are the two major nutrients that degrade water quality gt Nutrients come from a variety of sources Commercial fertilizer An39m manures Mun39 39pal sludge biosolids unicipal ef uent reclaimed water Irrigationw er Compost Atmospheric deposition Why are only N and P of concern gt One orthe other is often the Li ng Nutrient in a water body Limiting biologlca growlh gt Eutrthication process by which a water body becomes rich In dissolved nutrlents often and changes in community composition Eutrophication occurs naturally but can he acce era 9 y uman activities that increase nutrient inputs to the water body Problems caused by Nutrients in Water gt Cultural eutrophication gt Hypoxia low oxygen content gt P esteria piscicida toxic dino agellate gt Ammonia Nitrogen form toxic to sh gt Methemoglobinemia Blue Baby disease Caused by the nitrogen form nitrate Drinking water limit of 10 mgL of nitrateN Primarily a problem in rural areas Hypoxia Low Oxygen Content gt Two causes Daynght changes m Dlssulved Oxygen DO Plants and algae pvuduce uxygen duvlng the day phutusynthesls and cunsume uxygen at nlght vesplvatlun Deeempesmen er urganle materlal unsurnes Elny uxldatlun a ul mills 5391 1mm mu smznmmzs wmmx ms YYu Mnnsnn mm m nes Managemem 0mm began mm m m Au Wnen y hamea 2mm 3 wstspanedhug peagv Was mu quotmes aHhe s1 Jams Rwev Can22m mm maw vevw ads H mm suermsts memmed n as a type mlnxlc humanquot amswheachbssve um mHed Mmmcvshs aemgmasa BMWWWquot WM mm vka m undevsand Wneve numems ave mm m mm stavvhave memmed manv same mum lummnlerrunm mm um um Yhe om m h ed Veda2m spasm2 paumamsthat ma Pvevem We vwvs mme Wpadsmm We cuvvem paHmmn mans ave havwg an We may mg state sgam a acmeve 3U pemem ess nnmgen and Phasphams m We weshv alev Paman mme men and 22 pemem ess nnmgen mme nvuelev veames The Everglades Mississippi River Watershed and the Gulf of Mexico Dead Zone Mississippi River Watershed Landuse Gulf of Mexico Dead Zone Gulf of Mexico Dead Zone httgllwwwsm m orgldeadxoneltoghtml Although thought to be caused by nutrient runolf from the Florida coast recent research indicates that outbreaks or Red Tide in the Gulf Coast of Florida is linked to the same nutrients causing the Gulf of Mexico Dead Zone research is ongoing HOIW THE DEAD ZONE FORMS a II n uiirmnwmmws Hamminmnmsuinn lrulmltzl nlln lmmltlx iiaiiiimmi iirm wiiu tummyiimmmm Mszlss39 anNcrcmlusi trasMaterHllllzwir mma ea xwm wmm imiiiwviiiimiraimt al aimquot WllAllll pi immunity ii ta Mlthzsatilcrvmtrbcwtrw Miami I quotmus Wurwrll i asniaziminmmnainw wmrlyzlrlmlm ccnwlnu inmnuiisissim ii usimwminmemw Inmunlnm llvllrlerb n win innitmisuniiiiuiansuaii themam US corn biofuels will expand Gulf of Mexico 39dead zone39 scientists Mar102 08 VANCOUVER Canada APP 7A planned increase in enyironrnental dlsas er for rnanne species in tne edlr or Mexlco said a conauthorof a science study pdolisned Monday A boost in corn productlol l Will worsen tne edlrs 50 called dea Zon an area Witn so little oxygen tnat sealire suffocates said Slmon Donnel geograpner at tne Uniyersity orBritisn Columbla in Western Cana da httg llatg guugle cornarticleAtegms UEgltle GVKPEnHEIUZvOEgngag 0 rowlll In Favllllur Use Source New York Times April 30 2008 l m quot quot1 LT 1 lj aallllllllm l MOD 39 l w M1 Manson mm wows LI 1 MWquot mm ID IIEMITMS Elwmmsl 1 MUS EllYlIE WTHWMID g luigmosmres um TORIMLDHW TOlllMlllEllYDE II Ill 1 UnlledSlaloo u Envlronmlall mlmiomemy ll nlmhml l rnlrrl inquot Of ce ol Water Federal Water Pollution Control Act of 1972 PL 92500 POINT SOURCES NONPOINT SOURCES TOTAL MAXIMUM DAILY LOADS TMDLs Federal Water Pollution Control Act of 1972 PL 92500 POINT SOURCES gt Dunng tne nrstls years ortne rlatlorlal prograrn to apate ano control waterpollutlon 197271987 moatactlvltles rocuseo on poinzsources gt A regulatory prograrn rnyolylng perrnlttlng was oeyelopeo to control pornt sources or pollutron wnlcn was known as tne a gt Consroeraple progress was rnaoe rn reoucrng pollutant loaos noweyerl not all water gualrty proolerns were solyeo Federal Water Pollution Control Act of 1972 PL 2500 NONPOI NT SOURCES gt EPA eyentuall oeterrnlneo tnat 5m ortne Natlorl svvater pollutron was rorn NPS gt EPA tooktne ylewtnat NPS generally cannot pe collected ano treated out can pe reouceo py greatercare rn tne management or our lano ano water resources gt NPS pollutron rspresently aooresseo tnrougn Sectron m or PL 915nm wnlcn encourages lanoowners to use 39BEST MANAGEMENTPLANS gt Sectron m proyroes Desrgn nelp Tecnnrcal assrstance Costrsnarlrlg Econornrc rncentryes aEPA Win ol Waltz luulMJAllnulll tum mm lIMN nguill Tne arnount or a pollutant tnata water oooy can asslrnllate wltnout causlng exceedances orwater ouallty stanoaros lrnplernentatlon ofTMDLs refers to any cornolnatlon or regulatory rlorlrregulatmy Orlncentlverhased actlonstnat attalrl tne necessary reouctlon ln pollutant loaolng Nonrregulatory or lncentlyepaseo actlons rnay lncluoe oeyeloprnent ano lrnplernentatlon or BMPS pollutlon preyentlon actlyltles and naoltatpreseryatlon or restoratlon How is a TMDL determined SEPAIVZ39I We WeolWelm 39 loLilMwan nun mu mum l mgmm gt EPA gave authority to individual states to develop and implement TMDLs for water bodies that were considered to be impaired gt Many states weren t too hot on the idea and dragged their feet gt EPA sued by environmental groups gt EPA told states ifyou don t do it we ll do it foryou rem M minim My mi Mum l39mgmm STATES IN WHICH EPA Is UNDER COURT ORDER ESTABLISH TMDLs IF STATES Do NOT ESTABLISH TMDLs Delaware 1997 consent decree Florida 1999 consent decree Virginia 1999 consent decree hm Mmmnn mm m4 mum newquot gt Is there a TMDL set foryour favorite body gt Cause of lmpainnent gt What is the TMDL fol7 gt TMDLs by State and Watershed and Waterbody httplMMMepagovOWOWlmdll more information Surfyour Watershed httpepagovsurf
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