Basica of ES/key issues, environmental thought/scientific thinking/systems, feedback loops, fundamentals of life Flashcards

(62 cards)

1
Q

the surroundings or conditions in which a person, animal, or plant lives or operates

A

environmental science

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2
Q

the natural world, as a whole or in a particular geographical area, especially as affected by human activity

A

environmental science

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3
Q

the surroundings of a physical system that may interact with the system by exchanging mass, energy, or other properties

A

environmental science

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4
Q

Physical sciences + social sciences (it is integrative)
Physics, chemistry, biology, geography
Political science, economics, communications

A

environmental science

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5
Q

a type of “is” statement

A

descriptive

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6
Q

a type of “ought” or “should” statement

A

prescription

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7
Q

Detailed accounts of factors involved in pollution, conservation of resources, population dynamics, etc.

A

observation

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8
Q

Our capacity for making observations is limited

A

uncertainty

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9
Q

Examining underlying premises/assumptions

Acknowledging uncertainty

A

critical/analytical thinking

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10
Q

Population stabilization in industrialized countries
Medical advances
Renewable energy sources
Increased political commitment to conservation
Increased access to information and education
Marine protected areas and improved fishery management

A

signs of progress

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11
Q

environment-focused values

A

ecocentrism

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12
Q

E.g., Aldo Leopold, Rachel Carson

A

eco-scientific

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13
Q

E.g., Buddhism, John Muir, and aesthetic philosophies

A

eco-religious/moral

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14
Q

human-focused values

A

anthropocentrism

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15
Q

E.g., Thomas Hobbes, John Locke, Adam Smith and the “invisible hand,” Garret Hardin and the “Tragedy of the Commons”

A

self-interest

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16
Q

E.g., Gifford Pinchot and Teddy Roosevelt

A

utilitarian/pragmatism

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17
Q

Scientific
Cultural, social, and indigenous
Emotional and visceral

A

forms of environmental knowledge

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18
Q

the intellectual and practical activity encompassing the systematic study of the structure and behavior of the physical and natural world through observation and experiment

A

scientific thought

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19
Q

a systematically organized body of knowledge on a particular subject

A

scientific thought

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20
Q

a systematic enterprise that builds and organizesknowledgein the form of testable explanations and predictions about nature and theuniverse

A

scientific thought

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21
Q

the pursuit and application of knowledge and understanding of the natural and social world following a systematic methodology based on evidence

A

scientific thought

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22
Q

“Father of science”

A

Thales of Miletus

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23
Q

Predicted solar eclipse

A

Thales of Miletus

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24
Q

Most famous theory: water as the single material substance

A

Thales of Miletus

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25
Proposed rational hypotheses: Earth floats atop water, earthquakes are the result of waves
Thales of Miletus
26
Major point: naturalistic explanation rather than supernatural explanation
Thales of Miletus
27
Logic, philosophy
Antiquity
28
geocentric model of universe
Ptolemy 1st century
29
observation of stars, rotation of Earth (rather than sky)
Aryabhata 5th century
30
invention of gun powder based on experimentation
Chinese 6th century
31
developed formal concept of scientific experiment, explained vision as light entering the eye
Alhazen 1000 CE
32
Copernican revolution Enlightenment , “Scientific Revolution,” and broader adoption of empiricism Information based on observation and measurement
mid-1500s
33
Based on observation of the natural and social world All about asking “why” and “how” questions Systematic search for knowledge Cumulative – evidence supports theories, doesn’t prove them
modern scientific thought
34
logical, orderly, analytical assessment of ideas, evidence, and arguments
critical thought
35
network of interdependent components and processes, with materials and energy flowing from one component of the system to another
definition of system
36
Types of systems
open and closed systems
37
stable balance
Equilibrium
38
the outputs of a system are routed back as inputs
Feedback loops
39
changes in one state variable lead to an increase in that variable
positive loop
40
changes in one state variable lead to a decrease in that variable
negative loop
41
cannot be created or destroyed, but is recycled/changes forms
conservation of matter
42
matter that cannot be broken down into simpler components by ordinary chemical reactions
elements
43
smallest particles that exhibit the characteristics of an element
atoms
44
characteristics of atoms
protons (+), electrons(-), neutrons
45
number of protons in an atom, defining component of an element
Atomic number
46
same number of protons but different number of neutrons, different atomic mass
isotopes
47
all atoms or molecules in the substance are identical, exist in particular, fixed ratios
pure substances
48
substances that can’t be decomposed
elements
49
substances that can be decomposed
compounds
50
more than one type of atom or molecule in the substance; variable compositions (e.g., 50% sugar solution)
mixtures
51
gain/loss of electrons
electric charge
52
atoms that have gained/lost electrons
ions
53
negative ion
anion
54
positive ion
cation
55
give H+ ions into solution
acids
56
give OH– ions into solution
bases
57
concentration of H+ ions in a solution
pH
58
complex molecules based on chains/rings of carbon
organic compounds
59
fats/oils, store energy
lipids
60
sugars/starches, store energy
carbohydrates
61
made of amino acids, provide cell structure
proteins
62
sugar + phosphate + nitrogen base, DNA and RNA
nucleic acids