Question 1

Environmental expert Lester R.Brown believes we must have an emergency plan to reduce CO₂ emissions by ____________________% by 2020.

Accepted Answer

80

Question 2

The concentration of carbon dioxide in the troposphere at the start of the Industrial Revolution was approximately

Accepted Answer

A) 280 ppm 
B) 290 ppm 
C) 300 ppm 
D) 310 ppm 
E) 320 ppm 
A) 280 ppm 
B) 290 ppm 
C) 300 ppm 
D) 310 ppm 
E) 320 ppm A

Question 3

Which of the following ecosystems is least likely to suffer disruption and species loss from climate change?

Accepted Answer

A) temperate oak-pine and oak-hickory forests 
B) coral reefs 
C) coastal wetlands 
D) high elevation mountaintops 
E) alpine and Arctic tundra 
A) temperate oak-pine and oak-hickory forests 
B) coral reefs 
C) coastal wetlands 
D) high elevation mountaintops 
E) alpine and Arctic tundra A

Question 4

Prevention approaches to global warming include all of the following, except

Accepted Answer

A) Increase beef production to strengthen public health. 
B) Shift from coal to natural gas 
C) Reduce deforestation 
D) Slow population growth. 
E) Improve energy efficiency. 
A) Increase beef production to strengthen public health. 
B) Shift from coal to natural gas 
C) Reduce deforestation 
D) Slow population growth. 
E) Improve energy efficiency.

Question 5

Scientific studies and models indicate we need to prevent CO₂ levels from reaching an irreversible tipping point of ____ ppm, which could set into motion large-scale, long-term changes.

Accepted Answer

A) 450 ppm 
B) 500 ppm 
C) 550 ppm 
D) 600 ppm 
E) 650 ppm 
A) 450 ppm 
B) 500 ppm 
C) 550 ppm 
D) 600 ppm 
E) 650 ppm

Question 6

Some people believe the sun has become hotter and is responsible for global warming.Data about which of the following disputes that claim?

Accepted Answer

A) the stratosphere being cooler than the troposphere 
B) projected surface temperature of the sun 
C) air currents at high altitude 
D) ocean currents 
E) air currents at low altitude 
A) the stratosphere being cooler than the troposphere 
B) projected surface temperature of the sun 
C) air currents at high altitude 
D) ocean currents 
E) air currents at low altitude

Question 7

Use the Figure above to answer the following question(s).
-Before 150,000 years ago, when did the earth have high average surface temperatures?

Accepted Answer

between 35

Question 8

The average rise in global sea level is likely to be at least __________ inches by the year 2100.

Accepted Answer

The answer of The average rise in global sea level...

Question 9

During the past 275 years human activities have been responsible for 70% of methane emissions. Those activities included all of the following, except

Accepted Answer

A) raising cattle and sheep 
B) the use of modern fertilizers 
C) extracting fossil fuels 
D) creating landfills 
E) flooding land to create reservoirs 
A) raising cattle and sheep 
B) the use of modern fertilizers 
C) extracting fossil fuels 
D) creating landfills 
E) flooding land to create reservoirs

Question 10

A 2007 study by NASA's Goddard Institute for Space Studies predicts how much of the world's land area could be experiencing extreme drought by 2059?

Accepted Answer

A) 12% 
B) 23% 
C) 33% 
D) 45% 
E) 53% 
A) 12% 
B) 23% 
C) 33% 
D) 45% 
E) 53%

Question 11

Addressing climate change is difficult for all of the following reasons, except

Accepted Answer

A) The problem is global, not regional. 
B) Humans are not hard-wired to respond to long-term threats 
C) Problems will be solved by long-term political solutions. 
D) Many of the problems and solutions are controversial. 
E) The benefits and harmful impacts are spread evenly. 
A) The problem is global, not regional. 
B) Humans are not hard-wired to respond to long-term threats 
C) Problems will be solved by long-term political solutions. 
D) Many of the problems and solutions are controversial. 
E) The benefits and harmful impacts are spread evenly.

Question 12

The mild climate we have experienced for the past 10,000 years is likely to change rapidly in this century.

Accepted Answer

A) True 
 B)False

Question 13

If current rates of CO₂ emissions continue, the CO₂ level will be at what level by 2050?

Accepted Answer

A) 275 ppm 
B) 335 ppm 
C) 380 ppm 
D) 450 ppm 
E) 560 ppm 
A) 275 ppm 
B) 335 ppm 
C) 380 ppm 
D) 450 ppm 
E) 560 ppm

Question 14

Greenland's glaciers contain about 10% of the world's fresh water.

Accepted Answer

A) True 
 B)False

Question 15

Use the Figure above to answer the following question(s).
-Between 10,000 years ago and 1000 years ago, when did the temperature reach a maximum?

Accepted Answer

about 1,00

Question 16

Figure 19-2
   
Use the Figure above to answer the following question(s).
-What correlation is there between temperature change and concentration of carbon dioxide in the atmosphere for the last 10,000 years?

Accepted Answer

As the temperature h

Question 17

A rise in sea level is least likely to

Accepted Answer

A) flood areas where one-third of the world's human population lives 
B) save the coral reefs 
C) accelerate coastal erosion 
D) contaminate coastal aquifers 
E) disrupt coastal fisheries 
A) flood areas where one-third of the world's human population lives 
B) save the coral reefs 
C) accelerate coastal erosion 
D) contaminate coastal aquifers 
E) disrupt coastal fisheries

Question 18

The 2003 U.S.National Academy of Sciences report outlined a worst-case scenario in which all of the following could occur, except

Accepted Answer

A) collapse of ecosystems 
B) floods in low-lying coastal cities 
C) forests burning in vast wildfires 
D) drinking and irrigation water drying up 
E) mountain glaciers growing in size 
A) collapse of ecosystems 
B) floods in low-lying coastal cities 
C) forests burning in vast wildfires 
D) drinking and irrigation water drying up 
E) mountain glaciers growing in size

Question 19

One of the most serious problems with carbon sequestration (CCS) solutions is that the stored CO₂ can never ____________________.

Accepted Answer

The answer of One of the most serious problems with...

Question 20

Which of the following countries intends to become the first carbon neutral country by cutting its net carbon emissions to zero by 2030?

Accepted Answer

A) Canada 
B) United States 
C) Mexico 
D) Nicaragua 
E) Costa Rica 
A) Canada 
B) United States 
C) Mexico 
D) Nicaragua 
E) Costa Rica

Exam 19: Climate Disruption and Ozone Depletion

Environmental expert Lester R.Brown believes we must have an emergency plan to reduce CO₂ emissions by ____________________% by 2020.

The concentration of carbon dioxide in the troposphere at the start of the Industrial Revolution was approximately

Which of the following ecosystems is least likely to suffer disruption and species loss from climate change?

Prevention approaches to global warming include all of the following, except

Scientific studies and models indicate we need to prevent CO₂ levels from reaching an irreversible tipping point of ____ ppm, which could set into motion large-scale, long-term changes.

Some people believe the sun has become hotter and is responsible for global warming.Data about which of the following disputes that claim?

Use the Figure above to answer the following question(s). -Before 150,000 years ago, when did the earth have high average surface temperatures?

The average rise in global sea level is likely to be at least __________ inches by the year 2100.

During the past 275 years human activities have been responsible for 70% of methane emissions. Those activities included all of the following, except

A 2007 study by NASA's Goddard Institute for Space Studies predicts how much of the world's land area could be experiencing extreme drought by 2059?

Addressing climate change is difficult for all of the following reasons, except

The mild climate we have experienced for the past 10,000 years is likely to change rapidly in this century.

If current rates of CO₂ emissions continue, the CO₂ level will be at what level by 2050?

Greenland's glaciers contain about 10% of the world's fresh water.

Use the Figure above to answer the following question(s). -Between 10,000 years ago and 1000 years ago, when did the temperature reach a maximum?

Figure 19-2 Use the Figure above to answer the following question(s). -What correlation is there between temperature change and concentration of carbon dioxide in the atmosphere for the last 10,000 years?

A rise in sea level is least likely to

The 2003 U.S.National Academy of Sciences report outlined a worst-case scenario in which all of the following could occur, except

One of the most serious problems with carbon sequestration (CCS) solutions is that the stored CO₂ can never ____________________.

Which of the following countries intends to become the first carbon neutral country by cutting its net carbon emissions to zero by 2030?

Environmental Problems, Their Causes, and Sustainability

Science, Matter, Energy, and Systems

Ecosystems: What Are They and How Do They Work

Biodiversity and Evolution

Biodiversity, Species Interactions, and Population Control

The Human Population and Its Impact

Climate and Biodiversity

Aquatic Biodiversity

Sustaining Biodiversity: the Species Approach

Sustaining Terrestrial Biodiversity: the Ecosystem Approach

Sustaining Aquatic Biodiversity

Food, Soil, and Pest Management

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Geology and Nonrenewable Mineral Resources

Nonrenewable Energy

Energy Efficiency and Renewable Energy

Environmental Hazards and Human Health

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