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Chapter 21

Chapter 21

Chapter 21. Water Pollution. Using Nature to Purify Sewage. Ecological wastewater purification by a living machine . Uses the sun and a series of tanks containing plants, snails, zooplankton, crayfish, and fish (that can be eaten or sold for bait).

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20-4 What Are the Major Water Pollution Problems Affecting Oceans?

20-4 What Are the Major Water Pollution Problems Affecting Oceans?

20-4 What Are the Major Water Pollution Problems Affecting Oceans?. Concept 20-4A The great majority of ocean pollution originates on land and includes oil and other toxic chemicals as well as solid waste, which threaten fish and wildlife and disrupt marine ecosystems.

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INDIKATOR PENCEMARAN LINGKUNGAN

INDIKATOR PENCEMARAN LINGKUNGAN

INDIKATOR PENCEMARAN LINGKUNGAN. Oleh Sudrajat. FMIPA_UNMUL 2010. Water pollution. Bacteria,Viruses,Protozoa, Parasitic worms Oxygen demanding substances Inorganic plant nutrients Organic chemicals Sediment or suspended matter Thermal pollution Genetic pollution.

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Fig. 19.1, p. 476

Fig. 19.1, p. 476

No electronic rights for this image. Fig. 19.1, p. 476. Water Quality. Do (ppm) at 20?C. Good. 8-9. Slightly polluted. 6.7-8. Moderately polluted. 4.5-6.7. Heavily polluted. Below 4.5. Gravely polluted. Below 4. Fig. 19.2, p. 478. Clean Zone. Decomposition Zone. Septic Zone.

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ANALISIS EKOTOKSIKOLOGI Oleh Sudrajat FMIPA UNMUL 2010

ANALISIS EKOTOKSIKOLOGI Oleh Sudrajat FMIPA UNMUL 2010

ANALISIS EKOTOKSIKOLOGI Oleh Sudrajat FMIPA UNMUL 2010. Pencemaran air: sumber, tipe dan efeknya.

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249 views • 15 slides
Memristors

Memristors

Memory Resistors Aleksey Gladkov. Memristors. What are They?. Memristor is a portmanteau of the words memory and resistor.

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446 views • 12 slides

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