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Flashcards in Ch 1 Deck (37)
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1

What is ecology?

The study of species and their interconnection in the environment

2

What is environmental science?

The study of the earth and our interactions with it to deal with our problems

3

How do beavers severely interfere with the environment?

Dams

4

How do we live off of interest in the envirpent?

As we take resources, the yields decrease

5

What is carrying capacity?

The amount of people the earth can hold. The number one issue is food. We've exceeded the capacity of earth

6

When did we exceed the carrying capacity?

The agricultural revolution

7

Why did we used to travel in tribes of 30-40?

It was the only feasible way because of the carrying capacity

8

How long would we last if we went back to a hunting/gathering system?

1 week

9

Why is population growth expected to slow?

More people are having less kids because of the empowerment of women

10

How did the industrial revolution raise population?

The growth of technology raised the life expectancy and boosted the population

11

What is GNP?

Gross nation product

12

What is GDP?

Gross domestic product.. Our inside value of all goods and services

13

What is the GWP?

Gross word product.. GDP for the world

14

What is per capita GNP?

The average gnp

15

What is good about developed nations?

Less pollution, more goods/less resources, more food, higher life expectancy

16

What is bad about less developed nations!

Life expectancy and pollution lag, unsustainable resource use, the population competes with wildlife, self inflicted climate change

17

How does economics influence everything?

It is interconnected in the world

18

How has the Internet influenced interconnection?

Communication is easier and there is nowhere left to wxplore

19

How has interconnection influenced the environment?

Species and their diseases are being transported

20

What is perpetual energy?

Constant renewable like solar and wind

21

What is renewable energy?

Stuff that is replenished somewhat rapidly like trees, soil, and fresh air

22

What are nonrenewable resources?

Fossil fuels, metals, and minerals

23

What is a sustainable yield?

The highest rate at which a resource can be used without reducing its available supply

24

What is environmental degradation?

Exceeding the sustainable yeild

25

What is the idea behind the tragedy of the commons?

If I don't use it, somebody else will

26

What is succession?

The growth process from rocks to moss to soil to shrubs and so on

27

What is the debate with free access resources?

Should we sell the land or lease it? We go with sell because they take better care of it

28

What are the 2 types of pollution?

Anthropogenic and natural

29

What are the pollution sources?

Point and nonpoint. Nonpoint is more of an issue today because of regulations

30

What did the 1972 clean water act do?

Banned point source pollution and no more DDT/dioxine

31

What is input control?

Preventing pollution by banning pollutant production. This is the best meghod

32

What is cleanup/output control?

Diluting pollution

33

What impact do organic pollutants have?

More of an immediate impact but they go away faster

34

What are the environmental and resource problems?

Rapid population growth, unsustainable resource use, poverty, not including environmental costs in goods, simplifying things with too knowledge

35

What is environmental wisdom?

Nature is in charge, resources are limited, development is bad, we need to learn how the earth interacts with nature

36

What is planetary management?

We are in charge, there is always more of something, benefit the economy, we manage earth for our benefit

37

What is the human problem in managing the environment?

We need to link social, economic, and environmental problems to find a sustainable solution.