Environmental Biotechnology - Theory and Application

104 Environmental Biotechnology Figure 5.5 Bioventing the polluting substances. The air flow through the soil is further driven ...

Contaminated Land and Bioremediation 105 Figure 5.6 Injection recovery ‘upstream’ of the latter. Nutrients and air are forced do ...

106 Environmental Biotechnology Figure 5.7 Illustrative long-term monitoring scheme However, it is worth noting that for some si ...

Contaminated Land and Bioremediation 107 Figure 5.8 Schematic diagram of land farming of indigenous micro-organisms to bring abo ...

108 Environmental Biotechnology because of the similarity it has with the windrow method of treatment for biowaste material, whi ...

Contaminated Land and Bioremediation 109 Figure 5.9 Schematic soil slurry bioreactor system Process selection and integration Ho ...

110 Environmental Biotechnology Use of remediation techniques As was stated earlier, there are several remediation techniques av ...

Contaminated Land and Bioremediation 111 Closing Remarks While there is considerable overlap in technology costs, the economic e ...

112 Environmental Biotechnology Case Study 5.2 Annelid Bioreactors (United Kingdom) The principle of providing optimised conditi ...

6 Chapter 6 Aerobes and Effluents The easiest thing that a sewage works is required to treat is sewage; a large number of indust ...

114 Environmental Biotechnology Table 6.1 Illustrative examples of typical effluent com- ponents by industry sector Industry sec ...

Aerobes and Effluents 115 has now become an increasingly rare option. Throughout the whole procedure of sewage treatment, the ef ...

116 Environmental Biotechnology in the context of waste management in Chapter 8, has also been used as a means of sludge treatme ...

Aerobes and Effluents 117 that the degree of contaminant removal achievable becomes uncertain and less easily controlled. Partia ...

118 Environmental Biotechnology component. The viability of land treatment depends, however, on the prevention of groundwater qu ...

Aerobes and Effluents 119 and thatPseudomonasspecies become predominant in the bacterial population (Hardman, McEldowney and Wai ...

120 Environmental Biotechnology Figure 6.1 Diagrammatic septic tank and hence the percolation and hydraulic conductivity of the ...

Aerobes and Effluents 121 lies within half a metre of the surface. Consequently in areas where this is a permanent or even seaso ...

122 Environmental Biotechnology Limits to land application There are, then, limits to the potential for harnessing the processes ...

Aerobes and Effluents 123 The land application of such liquors requires care since too heavy a dose may lead to damage to the so ...