Chapter 1 - Environment, Resources, and Society Flashcards
Earth’s changing climate is occurring more __________ and with _____________ than previously.
rapidly, greater magnitude
____ of the 10 hottest years in global records have occurred since _________.
9, 2000
How fast is Canada warming?
Twice as fast as the rest of the world.
What two factors does human population growth contribute to?
- Economic growth
- Environmental change
What five spheres are included in the environment?
- Atmosphere
- Hydrosphere
- Cryosphere
- Lithosphere
- Biosphere
Resources are specific __________ of the environment.
components
Define the Anthropocentric view:
Value is defined relative to human interests, wants and needs.
** Define the Ecocentric / Biocentric View:
Resources are seen as having value independent of human wants and needs.
Environmental and resource issues can be approached from what five disciplines?
- Disciplinary
- Multidisciplinary
- Cross-disciplinary
- Interdisciplinary
- Transdisciplinary perspectives
________ Approach: This approach is organized around the concepts, theories, assumptions, and methods associated with one academic discipline
Disciplinary
What is a downside to the Disciplinary Approach?
May limit understanding of complex systems.
___________ Approach: Specialists examine an issue from each of their disciplinary perspectives (biology, economics and law)
Multidisciplinary
____________________ Approach: A disciplinary specialist borrows concepts, theories, and methods from other disciplines to enhance their perspective.
Cross-Disciplinary
*** _______________ Approach: Various specialists work together from the beginning of a project, leading to synthesis and integration of understanding.
Interdisciplinary
________________ Approach: extends the interdisciplinary perspective by seeking a holistic understanding that transcends disciplinary boundaries, not viewing them in the context of any one discipline and weighing each area equally.
Transdisciplinary
What two approaches should be used to get a better understanding of the complex environmental systems?
Interdisciplinary and Transdisciplinary approaches
Science-based management of the environment includes what five guidelines?
-
Focus on key issues, and
communicate it in a policy-relevant form. - Use scientific information to clarify issues.
-
Clearly and simply communicate key
findings - Evaluate consistency
- Avoid advocacy of solution
What is the Sydney Tar Ponds an example of?
One of the biggest toxic waste dumps in Canada
What do the Sydney Tar Ponds do?
Making high-quality steel requires high- quality iron ore, processed with coal without too much sulphur
True or False: Studies began revealing that Sydney residents were suffering from serious health problems.
True
What was the key lesson from the Sydney Tar Ponds?
When basic science is not used, there is a good
chance that money will not be allocated to effective solutions.
In the Northern Gateway Proposal, what were the five requirements indicated by the BC Government, that had to be met before supporting the project?
- Completion of review process
- Proper marine oil spill response, prevention, and recovery system in place
-
Proper land oil spill response, prevention, and
recovery system in place - Address Aboriginal rights and benefits
- Reflecting the level of risk borne
When did Prime Minister Trudeau announce the approval o the Trans Mountain pipeline?
June 18, 2019
Rapid human population growth began when _____________________.
humans learned how to exploit energy stored in the Earth’s crust
The organisms that are classified as secondary consumers are the ___________________
carnivores
According to Malthus, population growth is ______________________.
exponential, whereas growth in food is arithmetic.
The “weakest link” in a food chain is ___________________
the dominant limiting factor
True or False: Canada’s population growth is mainly due to a high fertility rate.
False
Biomass is __________
living matter
What does a keystone species do?
It has a strong influence on its community
The competitive exclusion principle tells us that __________________
no two species can occupy the same niche in the same area.
