climate change Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

climate change:

A

The scientific theory that the earth’s climate is being altered by humans

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

climate change and the green house effect

A

green houses effect
green house gasses
anthropogenic green house gases

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

green house effect

A

the warming of the atmosphere as some of its gasses absorb heat given off by earth’s surfaces

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

green houses gasses

A

atmosphere gasses that create the greenhouse effect by absorbing and holding heat in the earths

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

anthoropogenic greenhouses

A

green houses gasses created by people

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

meet carbon dioxide and methane

A

carbon dioxide: via burning of fossil fuels
Methane:via decomposition of organic material and solid waste

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

impact of climate change

A

-global temperature will increase
-significant(total?) melting of the polar ice caps and glaciers
-the impact of pest and disease will increase
-droughts will become more widespread
-large numbers of environmental refugees could be created

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

our ecological footprint

A

measures the environmental impact of a persons activities

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Types of resources

A

divided into four categories
1. renewable resources
2. non-renewable resources
3. flow resources
4. other resources

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

renewable resources

A

are resources that can be regenerated if used carefully

Eg. fish, forest

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

non-renewable resources

A

resources that can be limited and cannot be replaced once they are used up
eg. coal,natural gas,gold

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

flow resources

A

resources that are replaces by natural action and must be used when they occur or be lost
eg. sunlight,wind

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

other resources

A

resources that do not fit into the other three categories
eg. niagara falls,rocky mountains

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

other resources and the grand canyon

A

-the grand canyon generates a lot of money(7 hundred ten million dollars)
-gives people jobs
-generating money for the local economy

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

How do we increase our supply of non-renewable resources

A

we can’t increase our supply of non-renewable resources. so we must use them sparingly

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

How do resources become resources

A
  • must have value
    -must be enough resources
    -must be economical
17
Q

None of the 3r’s

A

landfills and the burning of waste represents the worst possible use of resources

18
Q

Waste Diversion

A

process that reduce the amount of waste going to landfills
-include reduction recycling and revising

19
Q

Recycling Is Just The Beginning

A

Benefits
-Allow new products to be created from resources already used once
-limits the amounts of garbage ending up in landfills

Drawbacks
-Materials must be collected from transportation to a recycling facility and sorted
-Energy must be used to recycle materials into new items

20
Q

The benefits of buying reusable(Enviromental)

A

-The item is used by someone else when it is no longer wanted
- The environmental cost of producing item is avoided

21
Q

The benefits of buying reusable (Economic)

A

Previously owned items are less expensive than items that are brand new

22
Q

re-usable retailers operate in our community

A

what re-usable retailers operate in your community?

23
Q

Reducing is best

A

-the item is neither purchased or produced in the first place
-fewer new items are produced
-Amounts to great resource saving

24
Q

rethinking our use of resources

A

rethinking has to happen by three groups
-individuals
-companies
-government

25
Q

The power of individual: how can individuals influence( Government)

A

-younger votes represents the largest share of eligble voter
-younge people can impact change by voting

26
Q

The power of individual:how can individuals influence(Companies)

A

Boycott-A decision not to use or purchase products in order to show support for specific cause or to discourage

27
Q

Rethinking by companies:eco-friendly stores

A

-Many consumers consider the impact of items before purchasing
-80% of Canadians say that they are willing to pay more to reduce their environmental impact