bioaccumulation toxicity and trophictransfer

... reached land 500 mi away, and tar balls and mousse came ashore on the Kenai Peninsula and on Kodiak Island (Wheelwright 1994) Long-term persistence of oil residues in Prince William Sound and along ... contamination is heavy Mixed sand and gravel beaches — Oil penetration and burial occur rapidly; oil persists and has a long-term impact Gravel beaches — Oil penetrates deeply and is buried Removal of ... fish and shellfish populations, and other economic impacts, are assessed for the short and long term by teams sharply divided into two groups: (1) government scientists and their contractors, and...

Ngày tải lên: 12/08/2014, 04:22

... Island 16.4 Great Tre Island Small Tre Island 1.5 Small Tre Island Great Trac island 13.1 Great Trac island Small Trac island 22.5 Small Trac island Trac island 6.8 Trac island Bay canh Island ... Sites Doi Moi Island Thay Boi Island Bang Island S (ha) 2.1 0.6 0.7 Sites Dam Trong Island Dam ngoai Island Dua Island Roi Island Thom Island Trang island Kho Island Vang island S (ha) 12.5 6.8 ... tra island Mau Island Nom Ngoai Island Nom giua island Nom Trong Island Underwater Banks in West of Nom Island Underwater Banks in South of Nom Island Underwater Banks in South Truoc Island S...

Ngày tải lên: 26/03/2014, 14:07

... sand banks and sand ridges Tidal sand banks and ridges Off, 1963; Huthance, 1982; Dyer and Huntley, 1999) are very large and nearly flow-parallel bed forms, which have wavelengths of 2-10km and ... mega-ripples, sand waves, sand ridges and sand banks, etc These bed forms are observed in various estuaries, coastal waters and continental seas all around the world, such as those in Long Island Sound, ... sand banks and sand ridges, including their origin, classification and modeling in continental shelf seas Among all types of natural sandy bed forms, dunes in alluvial rivers and sand waves in...

Ngày tải lên: 11/09/2015, 09:11

... island has led and is leading to an inevitable and increasing degradation of the coastal strips In the past, studies to understand the coastal processes in Singapore such as erosion, tides and ... many works (such as Blumberg and Mellor, 1987; Cao and Zhang, 1987; Deleersnijder, 1992; Beckers, 1992; Ruddick, 1995; Lin and Falconer, 1997; Schwab and Beletsky, 1998 and Pietrzak et al., 2002) ... great Lakes and streams and iAdministered f h and developed f l byd the l U.S Army d h Corps S of Engineers db A It is a fully dynamic (flow and water quality) one-dimensional model and is applied...

Ngày tải lên: 27/11/2015, 11:12

... datafor promoting the Japaneselaws andthosewhosail in sea areasnearJapanmustunderstand naturally andregulations andthoroughly Due to partialrevisionof the surveylaw and channeloperationlaw,the is ... separatesnorth and south and where the northward branch then flows northwardoff Luzon The Kuroshio Current then passesthroughthe sea area betweenTaiwanand Yonakuni-jimaIsland ,and flows into the ... watermassformedinsidethe Kuroshio Current The meandersof the Kuroshio Currentcan be classifiedinto type A or a largescalemeanderandtypesN, B, C, and D accordingto the siteand scaleof the cold water massformedinside...

Ngày tải lên: 03/05/2016, 21:08

... Batang Sabut river -Provide proper, safe and sheltered berthing and mooring facilities for tourist boat operators 2a Zone Land form is narrow and steep and close to Marine Park centre where coral ... were complimented with hard and soft landscaping on both banks The river walkway is landscaped with steps to allow people to sit and enjoy the rustic scenery of Tekek and enjoy the sea view The ... boat access and mooring facilities at Sg Tekek Beautification of the rivers and the creation of landscaped river walk The river improvement works were complimented with hard and soft landscaping...

Ngày tải lên: 25/04/2013, 08:20

... 18:2n6c and LCFAs were contained in greater amounts in the roots and rhizomes than in the leaves and stems, and 18:3n3 was contained in lesser amounts in the roots and rhizomes than in the leaves and ... of 18:2n6c, 18:3n3 and LCFAs in the leaves and stems was compared with that in the roots and rhizomes The roots and rhizomes contain more 18:2n6 and LCFAs than the leaves and stems (n = 15, p ... Meanwhile, Z marina in the leaves and stems has -9.7 ± 1.0‰, and in the roots and rhizomes has -9.6 ± 1.0‰ Fig shows that the leaves and stems as well as the roots and rhizomes of Z j aponica have...

Ngày tải lên: 05/09/2013, 10:17

... Brunei Indonesia Malaysia The Philippines All land and water areas km inland from MHWM and areas inundated by tides any time of the year Administrative and selected environmental units District boundaries ... for land and sea resources and space by various stake holders that result in conflicts and the degradation of coastal ecosystems Further challenges to the coasts come from: (1) erosion and siltation ... Mekong River and the adjacent deltaic, estuarine, and coastal environment, An and Son (1998) could show differences in the elemental cycling between the river, front and plume, and shallow waters...

Ngày tải lên: 27/10/2013, 14:15

... the user defined color management workflow as standard protocol for all documents and color data that you 21 Black and White in Photoshop CS3 and Photoshop Lightroom open or import These color ... on screen, and how Photoshop operates color separations These profiles are known as working spaces Being aware of your color settings and image 23 Black and White in Photoshop CS3 and Photoshop ... Management Policies standardize working space protocol and activates alert system for mismatches Save and Name It is important to save your custom settings so that they can be reused and shared with...

Ngày tải lên: 19/01/2014, 22:20

... image, and the same in black and white can become mesmerizing xix Seeing in Black and White Look for silhouettes A striking outline of a backlit object always appears interesting, and in a black and ... Color Mode 101 Color Filters and Black and White Images 103 Background: Color Filters for Black and White Film 104 How Color Filters in Black and White Made Color Film 106 Channels ... mom, my co-author Bryan and his fiancée Alex, and dear friends Cece Kurtzweg, Randall Gann, Amos Hockmeyer, Michael Clark, Jamie Baldonado, all the folks at Focal Press, and Desert Elements Design;...

Ngày tải lên: 19/01/2014, 22:20

... sincere gratitude to our International and National Teachers and Professors who have willingly shared and given us their precious and immense knowledge and experiences during the course Thanks ... report checking and approving Managers of customer departments are responsible to: Monitor, and check the documents and appraisal contents of the appraisers; and request for corrections and clarification ... construction criteria and standards, etc 12 Credit appraisal for projects in the field of Petroleum in Vietnam Joint stock commercial bank for Industry and Trade - Hanoi branch - 2013 Economic and social...

Ngày tải lên: 07/03/2014, 15:45

... and oranges"; different coordinated ligands, leaving ligands, and entering ligands may respond very differently to changes in the nature of the central metal ion, resulting in changes in ligand ... the development and implementation of kinetic lIIodels of lakes (Imboden and Lerman, 1978; Fischer et aI., 1979; Schwarzenhach and Imboden, 1984; Imboden and Schwarzenbach, 1985) and sediments ... Resources and Water Pollution Control (EA WAG), Kastanienbaum, Switzerland; Swiss Federal Institute of Technology (ETH), Zurich, Switzerland ERICH WIELAND, Institute for Water Resources and Water...

Ngày tải lên: 16/03/2014, 11:44

... image, and the same in black and white can become mesmerizing xix Seeing in Black and White Look for silhouettes A striking outline of a backlit object always appears interesting, and in a black and ... Color Mode 101 Color Filters and Black and White Images 103 Background: Color Filters for Black and White Film 104 How Color Filters in Black and White Made Color Film 106 Channels ... mom, my co-author Bryan and his fiancée Alex, and dear friends Cece Kurtzweg, Randall Gann, Amos Hockmeyer, Michael Clark, Jamie Baldonado, all the folks at Focal Press, and Desert Elements Design;...

Ngày tải lên: 24/04/2014, 08:53

... mathematical modeling, and numerical methods His present interests are in understanding and predicting the transport and fate of sediments and contaminants in surface and ground waters and the effects ... effective and costeffective remedial actions, the transport and fate of these sediments and associated contaminants must be understood and quantified More generally, the transport and fate of ... bioturbation, and resuspension) to better understand sediment fate and transport and the stability of the cap In December 2000, the U.S Department of Justice (representing EPA and several natural...

Ngày tải lên: 18/06/2014, 22:20

... by two For example, very coarse sand is defined as particles with diameters between and mm, and very fine sand is defined as particles with diameters between 1/8 and 1/16 mm Broader classifications ... 0.898 × 104/cm-s and the units of d and ws are cm and cm/s, respectively For d in µm and ws in µm/s, ws = 0.898 d2, or ws © 2009 by Taylor & Francis Group, LLC d2 (2.6) 32 Sediment and Contaminant ... flocs, and in the bottom sediments, where they initially form a relatively open and low-density structure that then deforms and compacts into increasingly larger and denser aggregates and clumps...

Ngày tải lên: 18/06/2014, 22:20

... quartz The clays that were added and their percentages were bentonite (0.5, 2, 4, and 8%); kaolinite (5, 10, and 20%); plainsman clay (10 and 20%); and mica (10, 20, and 40%) Plainsman clay is a ... wave action and currents; c is an effective critical stress for resuspension; and a, n, and m are constants Each of the parameters c, a, n, and m depends on the particular sediment (and the effects ... dams were retained and still impound water and sediments Because of the relatively large and rapid changes in the river bathymetry, the hydrodynamics and hence sediment properties and transport also...

Ngày tải lên: 18/06/2014, 22:20

... collision process The VODL theory by Verwey and Overbeek (1948) and Darjagin and Landau has been developed that includes these forces and assists in understanding the cohesion of colliding particles ... all sides, top, and bottom and kept away from windows and drafts Experiments were usually performed in the late afternoon and evening when the air temperature was about 20°C and relatively constant ... equal to 16, 10, 5, and and were compared with experimental results and a model with several thousand states (which agreed well with the experimental results) Models with 16 and 10 states agreed...

Ngày tải lên: 18/06/2014, 22:20

... experimental and theoretical studies in the fields of aerodynamics and hydrodynamics (Daraghi, 1989; Graf and Yulistiyanto, 1998; Deng and Piquet, 1992; Richardson and Panchang, 1998; Ali and Karim, ... water depth, and U and V are vertically integrated velocities defined by U u dz (5.53) v dz (5.54) ho V ho where u and v are the velocities in the x- and y-directions, respectively, and z is the ... TABS-2 (USACE/WES; Thomas and McAnally, 1985); HSCTM-2D (EPA CEAM; Hayter et al., 1999); FESWMS-2D (USGS; Froelich, 1989); and SEDZL and SEDZLJ (Ziegler and Lick, 1986; Jones and Lick, 2001a) as well...

Ngày tải lên: 18/06/2014, 22:20

... of the transport and coarsening of sediments in a straight channel In their experiments, a flume 12.2 m long and 0.6 m wide was used and was filled with a distribution of sand and gravel sediments ... treatment of suspended load and bedload, and bed armoring were included (Jones and Lick, 2000, 2001a) The hydrodynamics and sediment transport were approximated as two-dimensional and time dependent; ... suspended and bedload sediment concentrations, erosion rates, and sediment transport due to changes in particle size distributions and the inclusion of bedload and bed armoring All are significant and...

Ngày tải lên: 18/06/2014, 22:20

... (7.16) o o and it follows that both Coc and Koc/Koc are functions of KocCw , as implied in Figures 7.9(a) and (b) For = 30, plots of Equations 7.15 and 7.16 are shown in Figures 7.9(a) and (b), ... particle/floc, approximate particle and floc size and density distributions, and effects of organic content and chemical properties As discussed above, colloids from the water and from the sediments have ... sediments, colloids from the water, and the organic content of the sediments (Lick and Rapaka, 1996) The dynamics of sorption, including the effects of particle and floc size and density distributions,...

Ngày tải lên: 18/06/2014, 22:20