Chapter 1 pt.2 Flashcards
the human use of materials and energy
consumption
consumption is both an ___________ and _______ act
economic
social
consumptions differs by _________, __________, and _______
location
lifestyle
choice
People in ______ __________ countries are big consumers
Highly Developed
People in Highly Developed countries are big __________
consumers
true or false: renewable resources are usually only potentially renewable
true
Unsustainable consumption can occur two ways?
- overpopulation
2. overconsumption
what are the effects of unsustainable concumption?
pollution, environemntal degradation, and resource depletion
unsustainable consumption occurs when the level of demand of resources _________ or ________ the resource enough to reduce the ________ of life for future ____________
damages
depletes
quality
generations
Highly developed countries represent less than ____% of the world’s population, yet they consume significantly more than ____ of its resources
20%
half
Highly developed countries generate ____% of the world’s pollution and waste
75%
Highly developed countries generate 75% of the world’s ________ and ______
pollution
waste
Highly Developed countries uses ___% of the world’s freshwater, consumes ___% of meat eaten, and uses ____% of world’s energy
42%
61%
68%
Who developed the concept of ecological footprint?
Mathis Wackernagel and William Rees
Mark Wackernagel and William Rees were ___________ scientists
environmental
the average amount of land, water, and ocean required to provide that person with all the resources they consume
ecological footprint
Who wrote “The Living Planet Report 2010”?
Marthis Wackernagel & William Rees
Marthis Wackernagel & William Rees wrote “____ _______ _______ ______ _____”.
“The Living Planet Report 2010”
What are the three factors most important in determining enviornmental impact?
- the number of people
- affluence
- the environmental effects fo the technologies used to obtain and consume the resources
What does the IPAT Model stand fo?
I- environemntal impact
P- # of people
A- affluence
T- tech used to obtain and consume the resources
What is the IPAT formula?
I=PAT
Who proposed the IPAT model?And When?
Paul Ehrlich
John Holdren
1970’s
Paul Ehrlich was a ___________, and John Holdren was a __________
biologist
physicist
the IPAT Model helps identify what we don’t know or understnad about ___________ and its environmental ________
consumption
impact
a representation of a system; describs the system as it exists and predicts how changes in onen part of the system will affect the rest of the system
model
When is Earth overshoot day in 2015?
August 13
From Earth overshoot day forward for the year, we are
operating on an ___________ ________
ecological deficit
Earth overshoot day: ◦ In 1993: \_\_\_\_\_\_\_\_ \_\_ ◦ In 2003: \_\_\_\_\_\_\_\_ \_\_ ◦ In 2013: \_\_\_\_\_\_\_\_ \_\_ ◦ Last year (2014): \_\_\_\_\_\_\_\_ \_\_
October 21
September 22
August 20
August 19
Our ultimate goal should be to reduce ____________
consumption
the ability to meet current human economic and social needs without compromising the ability of the environemtn to support future generations
sustainability
our actions can affect the health and well-being of natural ____________, including all living things
ecosystems
sustainability requires a concerted and coordinated effort of people on a _______ scale
global
sustainability requires a ________ and ___________ effort of people on a global scale
concerted
coordinated
In order to achieve environmental sustainability you need to understand:
1.
2.
3.
- The effects/costs of our actions on the health of ecosystems
- Earth’s resources are not infinite
- Shared responsibility for sustainability
