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The top documents tagged [sludge worms]
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sludge worms
Environmental Disasters A visual journey. Donora, PA Smog Disaster 1948.
221 views
Water pollution power point
22.278 views
Biodiversity
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Water Pollution Chapter 20. Water Pollution Comes from Point and Nonpoint Sources (1) Water pollution Point sources Located at specific places Easy.
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Order of Events? 1.Cuyahoga river catches fire due to blowtorch spark and does $1.5 million in damage. 2.Following the Time Magazine article, the river.
215 views
Eutrophication Eutrophication: the natural nutrient enrichment of a shallow lake, estuary or slow moving stream, mostly from runoff of plant nutrients.
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Core Case Study: Using Nature to Purify Sewage Ecological wastewater purification by a living machine. Figure 21-1.
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Water Pollution Water Pollution Chapter 11 11.5 - 11.9.
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Impact of BODs on Fish Types of organisms Dissolved oxygen (ppm) Biological oxygen demand Normal clean water organisms (Trout, perch, bass, mayfly, stonefly)
218 views
Slide 1 Fig. 19.1, p. 476 No electronic rights for this image.
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{ Fresh Water Pollution Types, Effects, and Sources of Water Pollution.
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Today everybody is downwind or downstream from somebody else. -- William Ruckelshaus.
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