Natural and Enhanced Remediation Systems - Chapter 3 pot

... Evaluating Natural Attenuation 3. 3 Patterns vs. Protocols 3. 3.1 Protocols for Natural Attenuation 3. 3.2 Patterns of Natural Attenuation 3. 3.2.1 Various Patterns of Natural Attenuation 3. 4 Processes ... Sorption 3. 4.2.2 Stabilization 3. 4.2 .3 Volatilization 3. 4 .3 Transformation Mechanisms 3. 4 .3. 1 Biodegradation 3. 5 Monitoring and Sampling of Natural Attenua...

Ngày tải lên: 11/08/2014, 04:20

... reduction of 4-amino- 3, 5-dichlorobenzoate to 4-amino -3 - chlorobenzoate also was observed. It is important to note that competition may be significant during degradation of chlorinated methanes and ethanes ... specific bio-geo-chemical and REDOX environments: 1) engineered anaerobic systems, 2) engineered aerobic systems, and 3) in situ chemical oxidation. The engineered a...

Ngày tải lên: 11/08/2014, 04:20

... of low-technology systems (e.g., oxidation ponds and sanitary filtration systems) . 6 .3. 3.1 Free-Floating Macrophyte-Based Systems Free-floating macrophytes are highly diverse in form and habit, ranging ... treatment systems; 3) submerged macrophyte-based wastewater treatment systems; and 4) multistage sys- tems consisting of a combination of the above-mentioned concepts and...

Ngày tải lên: 11/08/2014, 04:20

... Wetland 6 .3. 1 Bacteria and Fungi 6 .3. 2 Algae 6 .3. 3 Species of Vegetation for Treatment Wetland Systems 6 .3. 3.1 Free-Floating Macrophyte-Based Systems 6 .3. 3.2 Emergent Aquatic Macrophyte-Based Systems ... 3. 4.1.1 Dilution (Recharge) 3. 4.1.2 Advection 3. 4.1 .3 Dispersion 3. 4.2 Phase Transfers 3. 4.2.1 Sorption 3. 4.2.2 Stabilization 3. 4.2 .3 Volatilization 3. 4...

Ngày tải lên: 11/08/2014, 04:20

... Press LLC 32 . Van Beilen, J. B., J. Kingma, and B. Witholt, Eng. Microb. Technol., 16, 904–911, 1994. 33 . Lee, K. and D. T. Gibson, J. Appl. Environ. Microbiol., 62, 31 01 31 06, 1996. 34 . Hernandez, ... NH 2 OH CH 3 CO 2 H OMe NH 2 SO 3 H CF 3 CI NO 2 Br R SO 3 R RR N R RH N H RH N R O N CH 2 H 3 OHOH CI CI Br OHOH CI CI CI OH Br OH CI CI CI OH CI CI CI CI CI OH CI CI CI...

Ngày tải lên: 11/08/2014, 04:20

... and mechanisms of phy- toremediation (Figure 5.1). The scientific understanding of plant, soil and rhizo- sphere biochemistry, and contaminant fate and transport must be contrasted with field and ... concentrations (Figure 5 .3) . Many organic compounds tran- spired by a plant are subject to phytodegradation. Suthersan, Suthan S. “Phytoremediation” Natural and Enhanced Remed...

Ngày tải lên: 11/08/2014, 04:20

... Layer 0&apos ;-6 " 1&apos ;-1 8" 2&apos ; -3 0" (min.) Vegetation Topsoil Common Borrow Material Geocomposite (Textile-Net-Textile) 40-mil LLDPE ©2001 CRC Press LLC 0.25 inches in a 24-hour ... selected for construction of a phyto-cover are hybrid poplars of the variety Deltoides x nigra . 10, 13 The candidate varieties, DN-21, DN -3 4 , OP 36 7 and...

Ngày tải lên: 11/08/2014, 04:20

... sludge. 131 − 135 In the protocols used, an additional step of FISH prior to the 4  ,6-diamino-2-phenylindole (DAPI) stain, which is used to obtain total cell counts, 115, 130 , 136 , 137 and the MAR ... Leppard, G.G., and Liss, S.N. 2001. Surface properties of activated sludge and their role in bioflocculation and settling. Water Res. 35 : 33 9 35 0. 107. Mikkelsen, L.H. 20 03. A...

Ngày tải lên: 11/08/2014, 17:20

... Function Brownian motion β Br = 2k B T 3 w  v −1/D 3 i +v −1/D 3 j  v 1/D 3 i +v 1/D 3 j  Fluid shear β sh = G 6ξ 0 b 3/ D 3 D v 1− (3/ D 3 ) 0  v 1/D 3 i +v 1/D 3 j  3 Differential sedimentation β DS = π 4  2g(ρ 0 −ρ w ) aρ w ξ 2 v b D  ξ −1 /3 0 b −(2+(b D −D 2 )/(2−b D )) D ∗v (1 /3) −(1/D 3 )(2+(b D −D 2 )/(2−b D )) 0    v (1/D 3 )((D 3 +b D −D 2 )/(...

Ngày tải lên: 11/08/2014, 17:20

... (chemical). 3. 3.2 .3 Wealth and Well-Being The criteria used by local participants to categorize households based on their wealth and well-being status are shown in Table 3. 7. Type of house and size ... independently. All vil- lages except Gikabu-na-Buti indicated a collaborative link between the community and schools. 3. 3.1 .3 Historical Background and Time Lines Table 3....

Ngày tải lên: 18/06/2014, 19:20