'Toxic waste disposal' diaporamas de présentation

Waste Disposal

Waste Disposal. Chapter 15. Solid Wastes. Major source of solid waste in U.S. are: Agriculture (crops and animals): more than 50% Mineral industry (spoils, tailings, slag, and other rock and mineral wastes) Municipalities (small amount of municipal waste) Industry (highly toxic).

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Percutaneous Absorption

Percutaneous Absorption. Transdermal absorption/percutaneous absorption Toxicants pass through the cell layers before entering the small blood and lymph capillaries in the dermis

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Bioremediation :process of using biological agents to remove toxic wastes from the environment

Bioremediation :process of using biological agents to remove toxic wastes from the environment. Fundamental Problems. How do we dispose of the large quantities of wastes that are continually being produced?

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Hazardous Wastes

Hazardous Wastes. The Problem.

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United Nations Environmental Agency

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Biodiversity & Conservation Biology

Biodiversity & Conservation Biology. Global biodiversity is threatened by the extinction of more & more species. Biodiversity is a measure of the number and abundance of different species in a given area

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