A influência da remoção prévia de amônia no tratamento biológico do chorume ozonizado
Estudos preliminares de estimativa de produção de chorume e avaliação de alternativas de tratamento. Estudo de caso: novo aterro de ribeirão Preto-SP
Remoção da DQO do chorume através da percolação em solos empregados como material de cobertura de aterros sanitários
Japan – Kobe City, Co-op cooperate to reduce plastic bag use
The Consumer Co-operative Kobe (Co-op Kobe) and Kobe City in Hyogo Prefecture, Japan, concluded an agreement on December 27, 2006, to cooperate with each other to reduce plastic bag use. Japan for Sustainability reports that this is part of efforts to reduce and recycle waste in the city in partnership …
Mais »Europe – recycling waste refrigeration equipment containing hydrocarbons: best practice defined
Of all the various ways of treating waste refrigeration equipment containing hydrocarbons (HCs), the most environmentally benign approach is to process these appliances together with CFC-containing appliances in a single specialist recycling plant. This was the irrefutable conclusion from a life cycle assessment study carried out by the Darmstadt-based Öko-Institut, …
Mais »Scotland – new plan targets business waste
new plan launched by the Scottish Environment Protection Agency (SEPA) and Scottish Executive aims to reduce the amount of business waste produced in Scotland by at least two hundred thousand tonnes a year. The Business Waste Framework, aims to provide an overall approach to save businesses in Scotland over £7.5m …
Mais »USA – businesses scramble to squeeze ethanol from Florida citrus waste
Companies wanting to produce ethanol from citrus waste in Florida are scrambling to obtain patents and secure sites for pilot projects, evidence that the national craze for the fuel is branching out from the more traditional grain-based feedstock. Dow Jones reports that the material used in the process is what …
Mais »UK – manufacturers must pay towards the £67 million "nappy mountain"
Council leaders are calling for manufacturers to pay towards the cost of the growing "nappy mountain". The Local Government Association, as part of the War on Waste campaign, wants companies to foot the £67 million annual cost of burying used disposable nappies in landfill. Nearly three billion nappies are thrown …
Mais »USA – waste definitions revisited
On March 15, 2007, the US EPA issued a new proposal restructuring the 2003 Definition of Solid Waste proposal. The new proposal streamlines regulation of hazardous secondary materials to encourage beneficial recycling and help conserve resources. By removing unnecessary controls, recycling these materials will not only be safe, but also …
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