Natural and Enhanced Remediation Systems - Chapter 1 doc

... Application 7 .10 Summary of Phyto-Cover Water Balance 7 .11 General Phyto-Cover Maintenance Activities 7 .11 .1 Site Inspections 7 .11 .2 Soil Moisture Monitoring 7 .11 .2 .1 Drainage Measurement 7 .11 .3 General ... ($) Associated Risk 10 -7 -6 10 -5 10 -4 10 -3 10 ©20 01 CRC Press LLC use estimation methods. The evolution of understanding of half-lives of chlori...

Ngày tải lên: 11/08/2014, 04:20

... compounds 1, 1 , 1- TCA and 1, 1,2-TCA are known to undergo dehydrohalogenation and are transformed to 1, 1-DCE, which is then reductively dechlorinated to VC and ethene. Tetrachloroethanes and pentachlo- roethanes ... Environ. Sci. Technol., 19 , 10 6 11 1, 19 85. 23. Taylor, B. F. et al., Arch. Microbio., 12 2, 3 01 306, 19 79. 24. Oldenhuis, R. et al., Appl. Environ. Microb...

Ngày tải lên: 11/08/2014, 04:20

... the middle of the landÞll. Three-dimensional perspective plot of observed vinyl choride concentrations in groundwater -1 996 Landfill boundary 500 200 15 0 10 0 20 5 1 0 12 00 10 00 800 600 400 200 0 Dissolved ... as H 2 and H 2 S, can serve as the electron donor. 1 ©20 01 CRC Press LLC CHAPTER 3 Monitored Natural Attenuation CONTENTS 3 .1 Introduction 3 .1....

Ngày tải lên: 11/08/2014, 04:20

... dichloroet- hene (Cis 1, 2 DCE, and 1, 1 DCE), vinylchloride • Chlorinated ethanes: 1, 1,2,2 tetrachloroethane (1, 1,2,2 PCA), 1, 1 ,1 trichloroet- hane, (1, 1 ,1 TCA), 1, 1,2 trichloroethane (1, 1,2 TCA), 1, 1 and ... California. TCE VC cis -1 ,2-DCE Feb. 19 99 Oct. 19 98 June 19 98 Mar. 19 98 Dec. 19 97 Oct. 19 97 June 19 97 Apr. 19 97 Dec. 19 96 Sept. 19 96 Jun. 1...

Ngày tải lên: 11/08/2014, 04:20

... Technol., 31, 10 62 10 67, 19 97. 13 . Conger, R. M. and Portier, R., Phytoremediation experimentation with the herbicide bentazon, Remediation, 7, 19 –37, 19 97. 14 . Narayanan, M., Davis, L. C., and Erickson, ... and mechanisms of phy- toremediation (Figure 5 .1) . The scientific understanding of plant, soil and rhizo- sphere biochemistry, and contaminant fate and transpor...

Ngày tải lên: 11/08/2014, 04:20

... tetrahydrofuran, and methanol are also fairly short; these have been measured to be in the range of 10 to 40 hours in wetlands. 11 The half-lives of low molecular weight alkanes (<C8) and mono- and bicyclic aromatics ... D.C., 19 87. 9. Mackay, D. and P. J. Leinonen, Rate of evaporation of low-solubility contaminants from water bodies to the atmosphere, Environ. Sci. Technol.,...

Ngày tải lên: 11/08/2014, 04:20

... site. 1/ 1/60 4/23/60 8 /13 /60 12 /3/60 3/25/ 61 7 /15 / 61 11/ 4/ 61 2/24/62 6 /16 /62 10 /6/62 Date 0.00 1. 00 2.00 3.00 Daily Precipitation (in) ©20 01 CRC Press LLC • From 19 92 to 19 93, the Riverbend Landfill ... thickness of 1. 0 foot. The water Figure 7 .14 Predicted daily performance of the Þnal engineered phyto-cover design. 1/ 1/60 4/23/60 8 /13 /60 12 /3/60 3/25/ 61...

Ngày tải lên: 11/08/2014, 04:20

... systems. 2 Eisma et al. 3 and Dyer et al. 4 1- 5 667 0-6 1 5-7 /05/$0.00+ $1. 50 © 2005byCRC Press 1 Copyright 2005 by CRC Press “L1 615 _C0 01 — 2004 /11 /19 — 02:46 — page 18 — #18 18 Flocculation in Natural ... G. Droppo, and Gary G. Leppard CONTENTS 1. 1 Introduction 1 1 .1. 1 Floc Size 2 1. 1.2 Sample Handling and Stabilization 4 1. 2 Floc Settling Velocity 5...

Ngày tải lên: 11/08/2014, 17:20

... “L1 615 _C008” — 2004 /11 /19 — 02:48 — page 18 2 — #12 18 2 Flocculation in Natural and Engineered Environmental Systems 2 4 6 8 10 12 14 16 18 Measured Predicted 8 10 13 16 20 25 32 40 51 64 81 102 ... Press “L1 615 _C008” — 2004 /11 /19 — 02:48 — page 18 3 — #13 An Example of Modeling Flocculation in a Freshwater Aquatic System 18 3 8 10 13 16 20 25 32 40 51 64 81...

Ngày tải lên: 11/08/2014, 17:20

... ≈u 10 0 u ∗ li τ 0 (Nm −2 ) ≈u 10 0 r 2 = 0.8; n = 19 1 r 2 = 0.7; r 2 = 0.9; r 2 = 0.8; n = 31 n = 15 ∗ n = 6 50 0 .13 9 0. 013 0.98 0 .10 16 0.7 0.050 11 10 0 0 .13 7 0.050 0.90 0.084 14 0.9 0.083 15 18 5 ... Press “L1 615 _C 011 ” — 2004 /11 /20 — 14 :11 — page 237 — #1 11 Organic Rich Aggregates in the Ocean: Formation, Transport Behavior, and Biochemical Composition Laur...

Ngày tải lên: 11/08/2014, 17:20