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Heavy metals are natural constituents of the environment, but indiscriminate use for human purposes has altered their geochemical cycles and biochemical balance. This results in excess release of heavy metals such as cadmium, copper, lead, nickel, zinc<i> etc.</i> into natural resources like the soil...
Persistent link: https://www.econbiz.de/10011171358
The state of the art on Municipal Solid Waste (MSW) management is based on the domestic separation of materials … produced. After domestic separation, the resident has to transfer the separated materials to the MSW manager through the hands …
Persistent link: https://www.econbiz.de/10008683058
’s municipal solid waste management enhancement strategy options based on three waste treatment scenarios: landfill disposal, waste …
Persistent link: https://www.econbiz.de/10011124433
renewable fuels, such as biogas. In fact, in the last decade numerous policy guidelines and laws regarding energy, the … environment and agriculture have been issued to encourage the use of animal sewage as a raw material for the production of biogas …. The production of energy from biogas in a dairy farm can provide a good opportunity for sustainable rural development …
Persistent link: https://www.econbiz.de/10010945673
The paper retraces the implementation of a biogas energy programme within the Best Ray project run in Tanzania 2008 … technologies to better tackle Millennium Development Goals. An important activity of the project was the construction of a biogas … field assessment, the project directed the resources to small domestic biogas installation rather than large institutional …
Persistent link: https://www.econbiz.de/10010675942
from wastewater treatment plants via anaerobic digestion with biogas utilization and biosolids incineration with …
Persistent link: https://www.econbiz.de/10008683169
This article is an overview of the current situation as well as future prospects for biogas production in rural plants … food industry have substantial potential, many barriers persist to the development not only of biogas plants but also in … presents a case study of a biogas plant supply by organic, agrifood waste mixed with silage. …
Persistent link: https://www.econbiz.de/10011029910
the framework of the biogas supply chain. The bio-refinery will be analyzed as a unique system, from the farm to the … requirements. Integrated farms can implement farming activity with biogas production, possibly adding agricultural residues to the … anaerobically-digested biomass. Average biogas yields for cattle effluents range from 200 to 400 m<sup>3</sup> ton<sup>−1</sup> VS …
Persistent link: https://www.econbiz.de/10011030071
conducted in Cambodia in 2009. Furthermore, the potential for biomethanation, residential biogas consumption and small …-scale power generation for non-electrified rural areas has been assessed. Household potential of biogas substrates in Cambodia … biogas production for various livelihood zones of Cambodia. The occurrence of biomass suitable for biomethanation is most …
Persistent link: https://www.econbiz.de/10011030131
Given that we must farm land in order to eat, the total environmental burden imposed by farming a crop, such as winter wheat in the UK, appears to be close to the minimum given current production techniques. The value of the services other than food production, such as flood water buffering,...
Persistent link: https://www.econbiz.de/10011030150