992 resultados para WASTE POLLUTION


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China is an emerging and leading world economy. The pace of economic change has been tremendously rapid since the beginning of economic reforms. Despite the importance of the Environmental Kuznets Curve (EKC) and environmental problems in China, no previous study has tested the EKC in China because of the difficulty in obtaining data and the need to adjust the data. The focus of this paper is to test the EKC in China using province level data over the period 1992-2003. This study applies non-parametric techniques to estimate the relationship between income and the environmental quality of wastewater, air pollution and solid waste. Copyright © 2009 Inderscience Enterprises Ltd.

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Effluents leaving the Gilt Edge Mining properties in the Black Hills near Deadwood, South Dakota, were collected during April 1940. Field studies of these effluents and of the streams receiving them were made at the time and subsequently laboratory assays and analyses have been completed. ... Data from this particular case of mine waste pollution are presented here.

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This document was prepared in response to a recommendation by the Governor's Small Business Environmental Task Force. It is intended to provide a guide or roadmap to assist you in determining whether your business requires an Air, Land or Water Pollution Control Permit from the Illinois EPA.

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"3/10."

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Published cooperatively by the Department of Energy and Natural Resources, Illinois State Geological Survey, Illinois State Water Survey, and Hazardous Waste Research and Information Center.

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"30688"--Colophon.

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Florida citrus represents approximately 70 percent of the industry production in the United States; therefore, any associated agricultural and industrial contamination is of concern and a focus of attention. The use of synthetic organic chemicals has become a farmer's necessity in order to supply consumers with high quality products, free of pest damage. However, industrial citrus wastes and chemical residual levels worry not only government agencies but also consumers since they indicate a serious habitat risk. This study assesses citrus industrial processes and the paths that chemical substances follow from the time the citrus seed is planted until consumers get a final product as either fresh fruit or processed product. The study is built on information from United States Environmental Protection Agency (US EPA) manuals, Dade County Environmental Resources Management (DERM) inspection records, United States Food and Drug Administration (US FDA) regulations, Florida standards, journal publications, and research reports. Pollution prevention (P2 or prevention-of-pollution) alternatives are identified; alternatives are proposed, evaluated, and included. Strategies are described and pollution prevention opportunities proposed to minimize citrus wastes generation, chemical residuals in products, their environmental impact and health risk aspects while maximizing product quality.

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Este trabalho teve como objetivo estudar o tratamento da manipueira pelo processo de flotação, visando estabelecer os melhores parâmetros operacionais a serem adotados, sem o uso de agentes químicos. Foram realizados os tratamentos em dois tipos de processo de flotação: por ar dissolvido e ar induzido, sendo as colunas desenvolvidas em acrílico e PVC para operação contínua em uma planta piloto. Os dois sistemas de flotação não demonstraram diferenças em relação à recuperção de proteínas, amidos e matéria graxa, porém, o processo de flotação por ar dissolvido torna a manipueira diluída devido ao volume de água utilizada, o que acaba gerando um volume de resíduo ainda maior e aumentando o custo do processo. Utilizando o processo por ar induzido, foram realizados ensaios variando vazão e temperatura, sendo os melhores resultados obtidos nas seguintes condições: vazão na faixa entre 120 e 420 mL/min e temperatura na faixa de 33 a 36 °C. Foi observada uma redução nos percentuais de remoção de matéria graxa e proteínas de 44,4% e 32,8%, respectivamente.

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Mode of access: Internet.

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SRI project no. EGU-3561 ; EPA contract no. 68-01-2915

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Because you generate waste, it is your responsibility to determine how to properly manage and dispose of your waste. This fact sheet discusses special waste, who must obtain a generator identification number, and who must use uniform hazardous waste manifests, which are required for both nonhazardous and hazardous special waste. ... Depending on the types of waste you generate, you may need a U.S. Environmental Protection Agency (U.S. EPA) and/or Illinois Environmental Protection Agency (Illinois EPA) generator identification number. The first step in determining whether you need an identification number is to identify the types and amounts of waste you generate.

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Overview: Information presented in this publication is intended to provide a general understanding of the statutory and regulatory requirements governing generator identification numbers and manifests. This information is not intended to replace, limit, or expand upon the complete statutory and regulatory requirements found in the Illinois Environmental Protection Act and Title 35 of the Illinois Administrative Code of Regulations.

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Overview: Information presented in this publication is intended to provide a general understanding of the statutory and regulatory requirements governing generator identification numbers and manifests. This information is not intended to replace, limit, or expand upon the complete statutory and regulatory requirements found in the Illinois Environmental Protection Act and Title 35 of the Illinois Administrative Code of Regulations.