In a 1-2 page paper, using APA-style formatting, discuss three things you learned from the slide presentation on plastic bags? If you were given the opportunity to address the public-at-large, what would be your recommendation regarding the use of plastic bags? In your closing remarks, include a short catchy phase, slogan, poem, or any other creative statement to emphasize your point of view.
w7_lec2.ppt
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Data released by the United States
Environmental Protection Agency
shows that somewhere between 500
billion and a trillion plastic bags are
consumed worldwide each year.
National Geographic News September 2, 2003
Less than 1% of bags are recycled.
It cost more to recycle a bag than to
produce a new one.
– Christian Science Monitor News Paper
“There’s harsh economics behind
bag recycling: It costs $4,000 to
process and recycle 1 ton of plastic
bags, which can then be sold on the
commodities market for $32”
– Jared Blumenfeld
(Director of San Francisco’s Department of the Environment)
Then…
Where Do They Go?
A study in 1975, showed oceangoing vessels
together dumped 8 million pounds of plastic
annually. The real reason that the world’s landfills
weren’t overflowing with plastic was because
most of it ended up in an ocean-fill
– U.S. National Academy of Sciences
Bags get blown around…
…to different parts of our lands
…and to our seas, lakes and rivers.
Bags find their way into the sea
via drains and sewage pipes
– CNN.com/tecnhology November 16, 2007
Plastic bags have been found
floating north of the Arctic Circle
near Spitzbergen, and as far south
as the Falkland Islands
– British Antarctic Survey
Plastic bags account for over 10
percent of the debris washed up on
the U.S. coastline
– National Marine Debris Monitoring Program
Plastic bags photodegrade:
Over time they break down into
smaller, more toxic petro-polymers
– CNN.com/tecnhology November 16, 2007
which eventually contaminate soils
and waterways
– CNN.com/tecnhology November 16, 2007
As a consequence microscopic
particles can enter the food chain
– CNN.com/tecnhology November 16, 2007
The effect on wildlife can be catastrophic
– World Wildlife Fund Report 2005
Birds become terminally entangled
– World Wildlife Fund Report 2005
Nearly 200 different species of sea
life including whales, dolphins, seals
and turtles die due to plastic bags
– World Wildlife Fund Report 2005
They die after ingesting plastic bags
which they mistake for food
– World Wildlife Fund Report 2005
So…
What do we do?
If we use a cloth bag,
we can save 6 bags a week
That’s 24 bags a month
That’s 288 bags a year
That’s 22,176 bags
in an average life time
If just 1
out of 5 people in our country did this
we would save
1,330,560,000,000 bags
over our life time
Bangladesh has
banned plastic bags
– MSNBC.com March 8, 2007
China has banned free plastic bags
– CNN.com/asia January 9, 2008
Ireland took the lead in Europe,
taxing plastic bags in 2002 and
have now reduced plastic bag
consumption by 90%
– BBC News August 20, 2002
In 2005 Rwanda
banned plastic bags
– Associated Press
Israel, Canada, western India, Botswana,
Kenya, Tanzania, South Africa, Taiwan, and
Singapore have also banned or are moving
toward banning the plastic bag
– PlanetSave.com February 16, 2008
On March 27th 2007, San
Francisco becomes first U.S.
city to ban plastic bags
– NPR.org (National Public Radio)
Oakland and Boston are considering
a ban
– The Boston Globe May 20, 2007
Plastic shopping bags are
made from polyethylene:
a thermoplastic made from oil
– CNN.com/tecnhology November 16, 2007
Reducing plastic bags will decrease
foreign oil dependency
China will save 37 million barrels of
oil each year due to their ban of free
plastic bags
– CNN.com/asia January 9, 2008
It is possible…
…
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