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Sustainability

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by

Sarah Zwarts

on 1 September 2013

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Transcript of Sustainability

SUSTAINABILITY
What is Sustainability?

meeting the needs of the present without compromising the ability of future generations to meet their own needs
How much can we use?
Eco Footprint
An ecological footprint measures the total amount of land and resources you use.

It is the effect that a person has on the environment.

Measured in how many earths it would take to sustain our footprint.
Sustain-ability
Our Earth is limited
How does your footprint measure up?
Complete the
WWF
Footprint Calculator
Complete Footprint worksheet for Portfolio
TASK:
Oh Oh!!!
No big deal right???
What is Global
Warming
?

The Greenhouse Effect
An Inconvenient Truth
TASK:
Watch the Documentary 'An Inconvenient Truth' (2006)
Complete worksheet that accompanies the film, to be placed in your portfolio
*TIP: The worksheet is in sequence with the film so you can answer as you watch!
What are some of the key messages Mr Gore wants us to know?
Population
Can we just keep growing?
What happens in the
RED ZONE
?
Nature
Which path do we take?
Highest yielding year in fishing was 1989 (90 million tonnes).


It has been in decline for over 20 years
Every Year...
Every Minute...
Land
Energy
Water
Water
Crisis
???
Water
Crisis
???
1 cup = 200 litres
1kg = 3,500 litres
1kg = 1,300 litres
1kg = 15,000 litres
There's Hope!!!
TASK:
Research one impact of Global Warming that interests you and how we can make a difference!
1kg = 15,000 litres
Sustainable?
Sustainable?
Sustainable?
Sustainable?
A Natural Process?
Why Not This Time?
Prepare an oral presentation for class on your topic (3mins)
-> 1 billion?
-> 2 billion?
-> 3 billion?
-> 4 billion?
7.1 billion and counting....
139,000
http://www.worldometers.info/world-population/
http://wwf.org.au/our_work/people_and_the_environment/human_footprint/footprint_calculator/
How does a developing nation do it???
Security - Housing, Education, Health, Food
Decentralisation
Transport
Energy
Living frugal
1kg = 15,000 litres
Whose voice?
How many Earths does it take to live this way?
Resource use can be measured by how many Earth's it would take to sustain our lifestyle.

All resources on Earth X Resource use =
How many Earth's to sustain use
Transport
Food
Full transcript