w a s t e ! by, viktoria purszky
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W A S T E ! By, Viktoria Purszky. W H A T I S W A S T E ?. Items which people no longer have any use for Items which people discard due to hazerdous properties The largest component of waste is paper!. W H Y S O M U C H W A S T E ?. For an increasment of population - PowerPoint PPT PresentationTRANSCRIPT
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W A S T E !By, Viktoria Purszky
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W H A T I S W A S T E ?
Items which people no longer have any use for
Items which people discard due to hazerdous properties
The largest component of waste is paper!
Launch Internet Explorer Browser.lnk
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W H Y S O M U C H W A S T E ?
For an increasment of population
An increased material standard of living
The packaging of food/other products
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S E W A G E ! The form of waste
that we create most frequently
Removes in various ways:
Primary Treatment, Secondary Treatment, Tertiary Treatment
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L A N D F I L L S ! A site for the
disposal of waste
Open dumps are a threat to the environment
Engineered landfills provide safety
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I N C I N E R A T I O N ! A disposal method that
involves combustion of waste material
Incineration has some advantages
However the disadvantage is, Incinerators contribute to carbon dioxide in the atmosphere
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I S S U E S I N V A N C O U V E R !
Vancouver garbage workers have gone on strike
Landfill station closed due to dispute
Many residents have taken matters into their own hands
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R E C Y C L I N G ! Involves seperating the
different elements of garbage
Allows useful materials to be collected and reused
Provides many advantages
The easiest way to increase recycling is to stop the waste before it starts!
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H A Z A R D O U S W A S T E S ! Wastes which pose a
particular threat to health or the environment
Some materials are highly flammable, and some are corrosive or radioactive
Main sources of hazardous wastes are industrial and domestic toxins and wastes
There is a danger in disposing of these wastes in normal landfill sites
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D E V E L O P I N G C O U N T R I E S – A D U M P I N G G R O U N D ?
Before 1988, African countries were paid to have toxic wastes disposed of in their territories
No care was taken while disposing of wastes
Pesticides have also been exported to developing countries
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H O W C A N W E S T O P W A S T E ?
Reduce/Reuse/Recycle!
Choose products with little or no packaging
Use rechargable batteries
Bring your own bags to the shop
Buying your goods in bulk
Buy refillable bottles or packets
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T H E E N DREDUCE/REUSE/RECYLE!