Question 1

It is possible to tell if the earth's climate is changing based on a few years, or a decade or two.

Accepted Answer

A) True 
 B)False

Question 2

What is the big deal about the atmosphere getting a few degrees warmer?

Accepted Answer

A) may raise the ocean level 
B) may kill off the coral in the oceans 
C) may cause warm weather plants to move further north or south 
D) may move weather patterns around 
E) may cause a rapid global change in climate 
A) may raise the ocean level 
B) may kill off the coral in the oceans 
C) may cause warm weather plants to move further north or south 
D) may move weather patterns around 
E) may cause a rapid global change in climate

Question 3

A layer of ozone in the lower stratosphere reduces the sun's harmful UV radiation by how much?

Accepted Answer

A) 95% 
B) 63% 
C) 49% 
D) 33% 
E) 20% 
A) 95% 
B) 63% 
C) 49% 
D) 33% 
E) 20%

Question 4

The oceans absorb between 25─30% of the CO₂ in the lower atmosphere.As the oceans heat up, this absorption

Accepted Answer

A) increases dramatically 
B) increases somewhat 
C) stays relatively stable 
D) decreases 
E) stops 
A) increases dramatically 
B) increases somewhat 
C) stays relatively stable 
D) decreases 
E) stops

Question 5

Approximately 80% of all mountain glaciers in South America are shrinking in size.

Accepted Answer

A) True 
 B)False

Question 6

The western United States is currently experiencing its worst drought in how many years?

Accepted Answer

A) 1000 
B) 500 
C) 300 
D) 250 
E) 150 
A) 1000 
B) 500 
C) 300 
D) 250 
E) 150

Question 7

Sea levels are rising more slowly than IPCC scientists thought in 2007.

Accepted Answer

A) True 
 B)False

Question 8

By 2009, how many U.S.states had set goals for reducing greenhouse gas emissions?

Accepted Answer

A) 1 
B) 5 
C) 12 
D) 22 
E) 30 
A) 1 
B) 5 
C) 12 
D) 22 
E) 30

Question 9

Figure 19-5
   
Use the Figure above to answer the following question(s).
-What change of the surface temperature of the earth is projected for 2025?

Accepted Answer

The temperature is e

Question 10

Higher latitude countries such as Russia, Canada, and New Zealand would have more deaths and lower crop yields because of climate disruption, especially in the beginning.

Accepted Answer

A) True 
 B)False

Question 11

It has been suggested that the threat of global warming can be addressed by all of the following geoengineering strategies, except

Accepted Answer

A) adding iron to the oceans 
B) build lots of chemical plants to remove ocean acidity 
C) injecting sulfate particulates into the stratosphere 
D) covering the oceans with Styrofoam chips 
E) place giant mirrors in orbit above the earth to reflect sunlight 
A) adding iron to the oceans 
B) build lots of chemical plants to remove ocean acidity 
C) injecting sulfate particulates into the stratosphere 
D) covering the oceans with Styrofoam chips 
E) place giant mirrors in orbit above the earth to reflect sunlight

Question 12

Estimates of global sea level rise by the year 2100 is from 39 to 78 inches.

Accepted Answer

A) True 
 B)False

Question 13

Climate models predict that global warming will be most severe in which regions?

Accepted Answer

A) Australia 
B) North America 
C) Polar regions 
D) Africa 
E) Euro-Asia 
A) Australia 
B) North America 
C) Polar regions 
D) Africa 
E) Euro-Asia

Question 14

The effects of ozone depletion on humans includes all of the following, except

Accepted Answer

A) more cataracts 
B) suppression of immune system 
C) more brain cancers 
D) worse sunburn 
E) more skin cancers 
A) more cataracts 
B) suppression of immune system 
C) more brain cancers 
D) worse sunburn 
E) more skin cancers

Question 15

Which of the following best describes the earth's average surface temperature for the past 900,000 years?

Accepted Answer

A) a steady warming trend 
B) fairly steady temperatures until recently 
C) prolonged periods of cooling and warming 
D) fairly steady with occasional cool spells 
E) fairly steady with a recent cooling trend. 
A) a steady warming trend 
B) fairly steady temperatures until recently 
C) prolonged periods of cooling and warming 
D) fairly steady with occasional cool spells 
E) fairly steady with a recent cooling trend.

Question 16

If human activities and natural factors combine to trigger new and abrupt climate and ecological changes, we would reach a ____________________, which would be too late to reverse catastrophic changes for tens of thousands of years.

Accepted Answer

The answer of If human activities and natural factors combine...

Question 17

Carbon capture and storage techniques have all of the following problems, except

Accepted Answer

A) CCS requires large inputs of energy to accomplish 
B) CCS promotes continued use of coal. 
C) CCS operates on the precautionary principle. 
D) CCS does nothing to reduce greenhouse gases coming from motor vehicles 
E) CCS requires stored CO2 to remain sealed away from the atmosphere forever 
A) CCS requires large inputs of energy to accomplish 
B) CCS promotes continued use of coal. 
C) CCS operates on the precautionary principle. 
D) CCS does nothing to reduce greenhouse gases coming from motor vehicles 
E) CCS requires stored CO2 to remain sealed away from the atmosphere forever

Question 18

Methane levels in the atmosphere have tripled in the last 275 years.

Accepted Answer

A) True 
 B)False

Question 19

The world's economies are not dependent on the natural greenhouse effect.

Accepted Answer

A) True 
 B)False

Question 20

According to an IPCC report, approximately ____________________% of the land-based plant and animal species assessed so far could disappear if the temperature change exceeds 3.5 degrees Celsius.

Accepted Answer

The answer of According to an IPCC report, approximately ____________________%...

Exam 19: Climate Disruption and Ozone Depletion

It is possible to tell if the earth's climate is changing based on a few years, or a decade or two.

What is the big deal about the atmosphere getting a few degrees warmer?

A layer of ozone in the lower stratosphere reduces the sun's harmful UV radiation by how much?

The oceans absorb between 25─30% of the CO₂ in the lower atmosphere.As the oceans heat up, this absorption

Approximately 80% of all mountain glaciers in South America are shrinking in size.

The western United States is currently experiencing its worst drought in how many years?

Sea levels are rising more slowly than IPCC scientists thought in 2007.

By 2009, how many U.S.states had set goals for reducing greenhouse gas emissions?

Figure 19-5 Use the Figure above to answer the following question(s). -What change of the surface temperature of the earth is projected for 2025?

Higher latitude countries such as Russia, Canada, and New Zealand would have more deaths and lower crop yields because of climate disruption, especially in the beginning.

It has been suggested that the threat of global warming can be addressed by all of the following geoengineering strategies, except

Estimates of global sea level rise by the year 2100 is from 39 to 78 inches.

Climate models predict that global warming will be most severe in which regions?

The effects of ozone depletion on humans includes all of the following, except

Which of the following best describes the earth's average surface temperature for the past 900,000 years?

If human activities and natural factors combine to trigger new and abrupt climate and ecological changes, we would reach a ____________________, which would be too late to reverse catastrophic changes for tens of thousands of years.

Carbon capture and storage techniques have all of the following problems, except

Methane levels in the atmosphere have tripled in the last 275 years.

The world's economies are not dependent on the natural greenhouse effect.

According to an IPCC report, approximately ____________________% of the land-based plant and animal species assessed so far could disappear if the temperature change exceeds 3.5 degrees Celsius.

Environmental Problems, Their Causes, and Sustainability

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