Environmental Disasters A visual journey. Donora, PA Smog Disaster 1948.
Water pollution power point
Biodiversity
7-Trickling Filter F11
Water Pollution Chapter 20. Water Pollution Comes from Point and Nonpoint Sources (1) Water pollution Point sources Located at specific places Easy.
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.
Eutrophication Eutrophication: the natural nutrient enrichment of a shallow lake, estuary or slow moving stream, mostly from runoff of plant nutrients.
Impact of BODs on Fish Types of organisms Dissolved oxygen (ppm) Biological oxygen demand Normal clean water organisms (Trout, perch, bass, mayfly, stonefly)
Core Case Study: Using Nature to Purify Sewage Ecological wastewater purification by a living machine. Figure 21-1.
Water Pollution Water Pollution Chapter 11 11.5 - 11.9.
{ Fresh Water Pollution Types, Effects, and Sources of Water Pollution.
Today everybody is downwind or downstream from somebody else. -- William Ruckelshaus.
