
Waste Management Strategies
Presentation
•
Science
•
9th Grade
•
Hard
Joseph Anderson
FREE Resource
7 Slides • 4 Questions
1
Managing All Types of Waste
2
Integrated Solid Waste Management (ISWM)
3
Open Ended
Why is it important to have a good waste management strategy?
4
Landfills
Old (Closed) Landfills
Landfills will eventually meet
capacity and close.
Once closed, they no
longer accept trash
and must be monitored for 30 years.Operators must comply
with federal and state regulations
throughout the entire process.
5
Open Ended
Why do you think a landfill must be monitored for so many years?
6
Leachate:
The liquid that drains or 'leaches' from a landfill.
It varies in composition regarding the age of the landfill and the type of waste that it contains.
It usually contains both dissolved and suspended material.
7
Open Ended
What might be the consequences of leachate for those living near a landfill?
8
Hazardous waste
Anything with the terms flammable, poison, warning, corrosive, explosive, danger, pesticide, caustic, or acid. (Look on label for symbols).
Examples:
Latex or oil-based paint and items containing
mercury, such as fluorescent lights and thermostats are also considered hazardous waste.There are specific drop off locations for these wastes and they should never be placed in with the regular trash.
9
Hazardous waste
Improper disposal of these waste materials can:
Pollute the environment
Pose a threat to human health.
Household hazardous waste can cause:
Physical injury to sanitation workers
contaminate septic tanks or wastewater treatment systems if poured down drains or toilets.
They can also present hazards to children and pets if left around the house. Never allow hazardous waste to enter into a storm drain.
10
Electronic Waste (E-waste)
In the U.S. it is estimated that about 3 million tons of e-waste are generated each year.
This waste includes about 27 million units
of televisions, 205 million units of computer
products, and 140 million units of cell phones.Less than 15 - 20% of the e-waste is
recycled or refurbished;e-waste constitutes less than 4% of
total solid waste in the U.SHowever, with growth in technological advancements many electronic products are
becoming obsolete quickly, thus increasing the
production of e-waste at a very rapid rate.
11
Open Ended
What can we do to reduce E-waste?
Managing All Types of Waste
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