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6-N.I.M.B.Y. – There is No Away in Throwing CFC’s break down the ozone layer – Why is this a problem?
Pollution in Surface Waters Methods for killing viruses and bacteria in polluted water. – Chlorinating water (may cause cancer-causing agents) – High-intensity ultraviolet light
Pollution in Ground Water Pollution from farmers seeps into soil and contaminates ground water. Contaminates aquifers
Biodegradable substances – organic substances broken down by bacteria, fungi, or other organisms. Table 3.6 Are all substances biodegradable if they say they are?
Hazardous Wastes Hazardous household wastes Table 3.7
4 R’s Reduce, Reuse, Recycle, Recover – These R’s are ranked from best strategy to worst.
Sanitary Landfills Covered to avoid windblown litter and attract scavengers. Consist of mostly organic materials
Produces high amounts of leachate (a liquid that results from decomposition – Filtered out and sent to water treatment centers
Anaerobic conditions produce methane and carbon dioxide. – Methane burned off in a controlled manner to prevent explosions.
Secure Landfills Landfills that are covered once they are full and have wells drilled in them so they can be monitored for leakage from the site Store hazardous and toxic wastes.
Bioremediation – removal of contaminants from the soil by living things. – Eg. Sunflowers break down radiation into non- harmful chemicals and deposit them in the soil.
Pg. 252 #1-5
Solid and Hazardous Waste
+ 1 st period Wednesday recycling Nick D, Analicia – Teacher’s lounge Shania, Luisa – Tamar’s room Noah, Sammy G – Odell’s room Cecilia – Tess’s room Uchenna.
4.5 Pounds of Trash are produced Per Person Per Day Where Does our Trash Go? 27% Recycled 16% Burned 57% Landfilled Nationally: 31% Recycled 69% Landfilled.
Landfills Incineration Hazardous Waste Hazardous Waste Management.
Pg. 1Introduction to Landfills Pg. 2 Map of Landfill Pg. 3 Leachate Treatment/Collection Pg. 4 Contamination & Pollution Pg. 5Geological Features Pg.
Student Objectives Use the information gained to make responsible choices in selecting everyday products and services using scientific information Evaluate.
Chapter 24 Solid and Hazardous Wastes
Solid Waste Management
Solid Waste Management Ahmed A.M. Abu Foul Environmental Department Islamic University of Gaza.
Water, Air, & Land Resources
Sub-subtopics Outline the types of solid domestic waste Describe and evaluate pollution management strategies for solid domestic (municipal)
4.3 Water, Air, & Land Resources
Solid Waste are useless, unwanted or hazardous materials resulting from human activities Rubbish that may decompose e.g. food materials Non-decomposable.
Making the Transition to a Low-Waste Society: A New Vision Everything is connected. There is no “away” for the wastes we produce. Dilution is not.
Waste Chapter 19.
SCH 3U- Detox for Contaminated Land
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