Practice Quiz


1	According to the World Scientists' Warning to Humanity, fundamental changes in human actions are
	A)	necessary.
	B)	urgent.
	C)	optional.
	D)	not necessary.



2	According to the World Scientists' Warning to Humanity, by 2100, the irreversible loss of species may reach
	A)	10% of all species now living.
	B)	33% of all species now living.
	C)	50% of all species now living.
	D)	67% of all species now living.



3	According to the World Scientists' Warning to Humanity, military budgets, amounting to over $1 trillion annually, will need to be maintained if sustainability is to be achieved.
	A)	True
	B)	False



4	According to Population and the Environment: The Global Challenge, the condition of the environment at the time of its publication
	A)	was largely unchanged.
	B)	failed to improve, or worsened.
	C)	actually improved.
	D)	Improved in some areas, but worsened in others.



5	According to Population and the Environment: The Global Challenge, unclean water and poor sanitation is the cause of this many deaths per year:
	A)	12,000,000
	B)	12,000,000,000
	C)	12,000
	D)	120,000



6	According to Population and the Environment: The Global Challenge, 50% of the worlds forests have been lost since 1950.
	A)	True
	B)	False



7	According to Ecosystems and Human Well-Being - Summary for Decisionmakers, humans have changes ecosystems more rapidly and extensively than in any comparable period in human history during the past
	A)	500 years.
	B)	50 years.
	C)	5 years.
	D)	5,000 years.



8	According to Ecosystems and Human Well-Being - Summary for Decisionmakers, what percentage of ecosystem services examined as part of the effort are being degraded or used unsustainably?
	A)	6%.
	B)	26%.
	C)	60%.
	D)	96%.



9	According to Ecosystems and Human Well-Being - Summary for Decisionmakers, the amount of land that was converted to cropland in the period between 1950 and 1980 was more than what was converted during the period between
	A)	1850 and 2000.
	B)	1600 and 1750.
	C)	1800 and 1950.
	D)	1700 and 1850.



10	According to The Anthropocene Are Humans Now Overwhelming the Great Forces of Nature, the advent of agriculture was about
	A)	150 – 200 years ago.
	B)	500 – 1,000 years ago.
	C)	5,000 – 7,500 years ago.
	D)	10,000 – 12,000 years ago.



11	According to The Anthropocene Are Humans Now Overwhelming the Great Forces of Nature, enhanced physical and mental capabilities, including a nearly tripling of the size of our brain, was the result of
	A)	better physical fitness.
	B)	a period of little disease or illness.
	C)	a shift from a mainly vegetarian diet to a more omnivorous one.
	D)	interbreeding with other early species of hominids.



12	According to The Anthropocene Are Humans Now Overwhelming the Great Forces of Nature, the three phases of the Anthropocene in chronological order:
	A)	Industrial, Great Acceleration, Stewards
	B)	Great Acceleration, Industrial, Stewards
	C)	Industrial, Stewards, Great Acceleration
	D)	Stewards, Industrial, Great Acceleration



13	According to The State of the Nation's Ecosystems 2008, the most common landscape type in the contiguous United States is
	A)	croplands.
	B)	Forests.
	C)	grassland and shrublands.
	D)	urban and suburban development.



14	According to The State of the Nation's Ecosystems 2008, during the second half of the 20^th century, the amount of urban and suburban development increased by
	A)	15 million acres.
	B)	30 million acres.
	C)	45 million acres.
	D)	60 million acres.



15	According to The State of the Nation's Ecosystems 2008, the Mississippi, Columbia, and Susquehanna Rivers—together discharge approximately how much nitrogen in the form of nitrate per year to coastal waters?
	A)	1,000,000 tons.
	B)	100,000 tons.
	C)	10,000 tons.
	D)	1,000 tons.



16	According to Global Biodiversity Outlook 3, the three main components of biodiversity are
	A)	genes, species, and organisms.
	B)	genes, species, and ecosystems.
	C)	genes, species, and communities.
	D)	genes, species, and populations.



17	According to Global Biodiversity Outlook 3, between 1976 and 2006, the abundance of assessed vertebrates decreased by about
	A)	10 percent.
	B)	20 percent.
	C)	30 percent.
	D)	40 percent.



18	According to Global Biodiversity Outlook 3, most scenarios about the future project the rates of extinction and loss of habitats to
	A)	remain high.
	B)	begin to decrease.
	C)	decrease substantially.
	D)	increase substantially.



19	According to Top 10 Myths About Sustainability, DuPont made investments that have helped it reduce its greenhouse gas emissions by 72% over its 1990 levels, resulting in a financial savings of
	A)	$1 million.
	B)	$1 billion.
	C)	$2 million.
	D)	$2 billion.



20	According to Top 10 Myths About Sustainability, the contemporary interpretation of the concept of sustainability is most closely linked with the publication
	A)	Our Common Future.
	B)	Our Common Journey.
	C)	Our Common Fate.
	D)	Our Common Legacy.



21	According to Top 10 Myths About Sustainability, putting a per-ton tax on carbon emissions would
	A)	do nothing to address climate change.
	B)	for the first time account for the real costs of unsustainable energy use.
	C)	actually increase the negative effects of climate change.
	D)	adversely affect the economy.



22	According to The Century Ahead: Searching for Sustainability, an international commitment to the broad challenge of sustainable development was assumed nearly two decades ago at the 1992 Earth Summit in
	A)	New York City.
	B)	Paris.
	C)	Rio de Janeiro.
	D)	Rome.



23	According to The Century Ahead: Searching for Sustainability, Conventional Worlds strategies will have the resilience to tolerate and recover from
	A)	natural disasters.
	B)	socio-ecological crises.
	C)	economic recessions or depressions.
	D)	war.



24	According to The Century Ahead: Searching for Sustainability, the scenario in which free market optimism remains dominant and proves well-founded was named
	A)	Market Forces.
	B)	Marvin Gardens.
	C)	Market Finances.
	D)	Marvin Forces.



25	According to The Invention of Sustainability, an early attempt to define the principles of sustainability concerned
	A)	a secure national wood supply.
	B)	a secure national coal supply.
	C)	a secure national crude oil supply.
	D)	a secure natural gas supply.



26	According to The Invention of Sustainability, the "sustained yield" theory emerged in the
	A)	16^th century.
	B)	17^th century.
	C)	18^th century.
	D)	19^th century.



27	According to The Invention of Sustainability, the principles of sustainability in early forestry were vested in
	A)	revenue over production.
	B)	production over revenue.
	C)	revenue equal to production.
	D)	production equal to revenue.



28	According to The Future of Sustainability, the definition of sustainability
	A)	has evolved.
	B)	has remained unchanged.
	C)	has never been clearly stated.
	D)	has multiple meanings.



29	According to The Future of Sustainability, the three major dimensions of sustainability are
	A)	wildlife, fisheries, cultures.
	B)	environmental, social, economic.
	C)	politics, natural resources, stocks.
	D)	wildlife, renewable natural resources, fossil fuels.



30	According to The Future of Sustainability, what publication moved sustainability to the core of international development debate?
	A)	Our Common Journey.
	B)	An Inconvenient Truth.
	C)	Our Common Future.
	D)	A Sand County Almanac.



31	According to Sustainable Co-evolution, humans and Earth's life support systems should interact so
	A)	both benefit equally.
	B)	humans benefit more.
	C)	the life support systems benefit more.
	D)	no differently that they are currently.



32	According to Sustainable Co-evolution, the quest for sustainability is dependent upon
	A)	reducing the human population.
	B)	humanity using less non-renewable natural resources.
	C)	humanity using more renewable natural resources.
	D)	humanity learning enough about the life support systems of the planet to make sustainability a reality.



33	According to Sustainable Co-evolution, sustained life on Earth is a property of
	A)	species.
	B)	communities.
	C)	ecosystems.
	D)	populations.



34	According to Framing Sustainability, the issues of sustainability are primarily ones of
	A)	technology.
	B)	economics.
	C)	fairness.
	D)	public opinion.



35	According to Framing Sustainability, an example of intergenerational remote tyranny is
	A)	accelerated species extinction.
	B)	landscape modification.
	C)	stratospheric ozone depletion.
	D)	climate change.



36	According to Framing Sustainability, a document that extends a moral covenant to all the people of the Earth and all those yet to be born is
	A)	the charter of the United Nations.
	B)	Earth Charter.
	C)	Rio Declaration.
	D)	Agenda 21.



37	According to Synthesis, the United Nations Conference on Environment and Development occurred in
	A)	June 1972.
	B)	June 1982.
	C)	June 1992.
	D)	June 2002.



38	According to Synthesis, another name for the United Nations Conference on Environment and Development was
	A)	the Earth Summit.
	B)	the Earth Meeting.
	C)	the Earth Charter.
	D)	Earth Day.



39	According to Synthesis, insofar as sustainability is concerned, the United States is
	A)	farther away than it was in 1972.
	B)	closer than it was in 1992.
	C)	closer than it was in 1972.
	D)	farther away than it was in 1992.



40	According to Ecosystem Services: Benefits Supplied To Human Societies By Natural Systems, the phrase ecosystem services refers to a wide range of conditions and processes
	A)	through which natural ecosystems help sustain all life.
	B)	through which natural ecosystems help sustain and fulfill human life.
	C)	through which humans improve the quality of ecosystems.
	D)	through which humans benefit financially by modifying ecosystems.



41	According to Ecosystem Services: Benefits Supplied To Human Societies By Natural Systems, the number of soil microorganism is
	A)	relatively small, that is, with numbers ranging from tens to hundreds.
	B)	relatively moderate, that is, with numbers ranging from hundreds to thousands.
	C)	relatively large, that is, with numbers ranging from thousands to tens of thousands.
	D)	relatively very large, that is, with numbers ranging from tens of thousands to billions.



42	According to Ecosystem Services: Benefits Supplied To Human Societies By Natural Systems, most of the soil-dwelling species
	A)	have been identified and named.
	B)	have been identified but not yet named.
	C)	have not subjected to cursory inspection.
	D)	have been subjected to cursory inspection.



43	According to How Have Ecosystems Changed?, during which period have the world's ecosystems changed more rapidly than at any time in recorded human history?
	A)	1800–1850.
	B)	1850–1900.
	C)	1900–1950.
	D)	1950–2000.



44	According to How Have Ecosystems Changed?, most significant change in the structure of ecosystems has been the transformation of
	A)	terrestrial surface to cultivated systems.
	B)	terrestrial surface to concretized systems.
	C)	terrestrial surface to residential systems.
	D)	terrestrial surface to industrial systems.



45	According to How Have Ecosystems Changed?, global fishery catches from marine systems peaked
	A)	in the late 1960s.
	B)	in the late 1970s.
	C)	in the late 1980s.
	D)	in the late 1990s.



46	According to How Have Ecosystems Services And Their Uses Changed?, ecosystem services include
	A)	processing, regulating, societal, and supporting services.
	B)	provisioning, regulating, conservation, and supporting services.
	C)	processing, regulating, cultural, and supporting services.
	D)	provisioning, regulating, cultural, and supporting services.



47	According to How Have Ecosystems Services And Their Uses Changed?, the percentage of the ecosystem services evaluated in the assessment that are being degraded or used unsustainably was
	A)	60
	B)	45
	C)	30
	D)	15



48	According to How Have Ecosystems Services And Their Uses Changed?, which ecosystem service includes products such as food, fiber, fuel, and fresh water?
	A)	processing.
	B)	provisioning.
	C)	regulating.
	D)	supporting.



49	According to The Competitive Exclusion Principle, the research of Thomas Park demonstrates that we
	A)	completely understand the exclusion principle and are always able to predict the surviving species.
	B)	completely understand the exclusion principle but are not always able to predict the surviving species.
	C)	do not completely understand the exclusion principle and are not always able to predict the surviving species.
	D)	do not completely understand the exclusion principle but we are still always able to predict the surviving species.



50	According to The Competitive Exclusion Principle, the exclusion principle is
	A)	really a law regarding ecological thought.
	B)	one element in a system of ecological thought.
	C)	an hypothesis in need if empirical verification.
	D)	a theory regarding ecological thought.



51	According to The Competitive Exclusion Principle, the earliest expression of the essential elements of the exclusions principle were presented in
	A)	1864
	B)	1884
	C)	1894
	D)	1904



52	According to The Historical Roots of Our Ecological Crisis, humans have been modifying the lower Nile River ecosystem for
	A)	60 years.
	B)	600 years.
	C)	6 thousand years.
	D)	60 thousand years.



53	According to The Historical Roots of Our Ecological Crisis, the word ecology first appeared in the English language in
	A)	1873
	B)	1973
	C)	1943
	D)	1843



54	According to The Historical Roots of Our Ecological Crisis, air pollution was a problem in London as early as the
	A)	13^th century.
	B)	14^th century.
	C)	15^th century.
	D)	16^th century.



55	According to The Cultural Basis for Our Environmental Crisis, one of the arguments against the claim that religion is the basis for environmental degradation is
	A)	humans have been protecting the environment since antiquity.
	B)	humans have altering the environment since antiquity.
	C)	humans who do not have organized religion still alter the environment.
	D)	humans have dominion over the environment.



56	According to The Cultural Basis for Our Environmental Crisis, how many cultures have been able to completely screen out the egocentric tendencies of humans?
	A)	All.
	B)	Most.
	C)	Only a few.
	D)	None.



57	According to The Cultural Basis for Our Environmental Crisis, the revolution that involved a redistribution of the means of production and a reallocation of the natural and human resources that are an integral part of the production process was the
	A)	American Revolution.
	B)	green revolution.
	C)	industrial revolution.
	D)	French Revolution.



58	According to The Tragedy of the Commons, the population problem is what type of problem?
	A)	A technical solution problem.
	B)	A no technical solution problem.
	C)	A sustainability problem.
	D)	A political problem.



59	According to The Tragedy of the Commons, to maximize population
	A)	birth control must be ended.
	B)	tax credits for children must be increased.
	C)	work calories per person must approach zero.
	D)	individual nutrition must increase.



60	According to The Tragedy of the Commons, the most rapidly growing populations on Earth are the
	A)	most ecologically stable.
	B)	most miserable.
	C)	most ecologically unstable.
	D)	most happy.



61	According to Mind the Gap: Why do People Act Environmentally and What Are the Barriers to Pro-environmental Behavior?, when did psychologists begin exploring the range of complex interactions between humans and the environment?
	A)	1930s.
	B)	1940s.
	C)	1950s.
	D)	1960s.



62	According to Mind the Gap: Why do People Act Environmentally and What Are the Barriers to Pro-environmental Behavior?, early models of environmentally responsible behavior were
	A)	linear.
	B)	circular.
	C)	geometric.
	D)	logistic.



63	According to Mind the Gap: Why do People Act Environmentally and What Are the Barriers to Pro-environmental Behavior?, Ajzen and Fishbein influenced a great deal of research and thinking regarding environmentally responsible behaviors with their
	A)	theory of reasoned behaviors.
	B)	theory of reasoned environmentalism.
	C)	theory of reasoned action.
	D)	theory of reasoned decisions.



64	According to Do Global Attitudes and Behaviors Support Sustainable Development?, a transition to global sustainability will require changes in
	A)	economics and business values.
	B)	human values, attitudes, and behaviors.
	C)	human religions beliefs.
	D)	laws designed to protect nature.



65	According to Do Global Attitudes and Behaviors Support Sustainable Development?, happiness is influenced by
	A)	relative trends in living standards.
	B)	absolute levels of affluence.
	C)	psychological well-being.
	D)	community involvement.



66	According to Do Global Attitudes and Behaviors Support Sustainable Development?, support for increased child survival rates, adult life expectancies, and educational opportunities is
	A)	highly subjective, with various levels of support.
	B)	supported only in developed nations.
	C)	nearly universally supported.
	D)	supported only in developing nations.



67	According to The Latest on Trends in Nature-Based Outdoor Recreation, considerable interest in better understanding the current trends in nature-based outdoor recreation was partially instigated by the publication of
	A)	A Walk in the Woods.
	B)	Where Once There Was a Wood.
	C)	Last Child in the Woods.
	D)	Young Children and the Environment.



68	According to The Latest on Trends in Nature-Based Outdoor Recreation, when did outdoor recreation emerge as a major component of many Americans' lifestyle?
	A)	In the 1920s.
	B)	In the 1940s.
	C)	In the 1960s.
	D)	In the 1980s.



69	According to The Latest on Trends in Nature-Based Outdoor Recreation, in 1960, the most popular summertime outdoor recreational activity was
	A)	hiking.
	B)	baseball.
	C)	driving.
	D)	swimming.



70	According to New Consumers: The Influence of Affluence on the Environment, how many new consumers were there at the time of its publication?
	A)	110,000
	B)	1,100,000
	C)	1,100,000,000
	D)	1,100,000,000,000



71	According to New Consumers: The Influence of Affluence on the Environment, these new consumers were from how many developing and transition countries?
	A)	7
	B)	17
	C)	57
	D)	77



72	According to New Consumers: The Influence of Affluence on the Environment, PPP stands for
	A)	pay per play.
	B)	price per person.
	C)	purchases per person.
	D)	purchasing power parity.



73	According to Human Domination of Earth's Ecosystems, the most substantial human alteration of the Earth system is
	A)	damming rivers for hydropower.
	B)	the use of land to yield goods and services.
	C)	the increase in the human population.
	D)	canals such as the Panama and Suez.



74	According to Human Domination of Earth's Ecosystems, at the time of its publication, how much of Earth's land surface was occupied by row crop agriculture?
	A)	1%-5%.
	B)	5%-10%.
	C)	10%-15%.
	D)	15%-20%.



75	According to Human Domination of Earth's Ecosystems, what is the driving force in the loss of biological diversity worldwide?
	A)	Hunting.
	B)	Natural selection.
	C)	Interspecies competition.
	D)	Land transformation.



76	According to Human Alteration of the Global Nitrogen Cycle: Causes and Consequences, nitrogen is an essential component of
	A)	carbohydrates.
	B)	genetic material.
	C)	photosynthetic compounds.
	D)	fats.



77	According to Human Alteration of the Global Nitrogen Cycle: Causes and Consequences, what percentage of Earth's atmosphere is nitrogen?
	A)	21%.
	B)	52%.
	C)	78%.
	D)	less than 1%.



78	According to Human Alteration of the Global Nitrogen Cycle: Causes and Consequences, before nitrogen is biologically active, it must be
	A)	fixed.
	B)	fixated.
	C)	formulated.
	D)	fabricated.



79	According to The Story of Phosphorus: Global Food Security and Food for Thought, existing rock phosphate reserves could be exhausted in the next
	A)	5 – 10 years.
	B)	15 – 30 years.
	C)	50 – 100 years.
	D)	100 – 150 years.



80	According to The Story of Phosphorus: Global Food Security and Food for Thought, phosphorus from distant sources replaced local organic matter as fertilizer
	A)	in the mid-to-late 1800s.
	B)	in the mid-to-late 1700s.
	C)	in the mid-to-late 1600s.
	D)	in the mid-to-late 1500s.



81	According to The Story of Phosphorus: Global Food Security and Food for Thought, the discovery that nutrients such as nitrogen, phosphorus, and potassium cycled between living and dead organisms was made by
	A)	Darwin.
	B)	Liebig.
	C)	Marsh.
	D)	Wallace.



82	According to Biodiversity Loss Threatens Human Well-being, the answer to the question of how biodiversity matters to ecosystem services
	A)	depends on what populations are there.
	B)	depends on what organisms are there.
	C)	depends on what communities are there.
	D)	depends on what services are available.



83	According to Biodiversity Loss Threatens Human Well-being, global biodiversity loss is
	A)	not occurring at random.
	B)	occurring at random.
	C)	not occurring in a specific direction.
	D)	occurring in a specific direction.



84	According to Biodiversity Loss Threatens Human Well-being, disproportionately large, unexpected, irreversible, and negative alterations of ecosystem processes, with large environmental, economic, and cultural losses are known as
	A)	ecological degradation.
	B)	ecosystem damage.
	C)	ecosystem perturbation.
	D)	ecological surprises.



85	According to Soil Diversity and Land Use in the United States, there are how many of the most generalized classifications of soils?
	A)	41
	B)	31
	C)	21
	D)	11



86	According to Soil Diversity and Land Use in the United States, there are how many of the most specific classification of soils?
	A)	more than 4,000
	B)	more than 5,000
	C)	more than 6,000
	D)	more than 7,000



87	According to Soil Diversity and Land Use in the United States, what percentage of the United States is under intensive agriculture?
	A)	19%.
	B)	29%.
	C)	39%.
	D)	49%.



88	According to Can Selfishness Save The Environment?, whenever environmentalism has succeeded, it has do so by
	A)	appeals to our better natures.
	B)	moral reprimand.
	C)	exhortation.
	D)	changing individual incentives.



89	According to Can Selfishness Save The Environment?, how long did it take the Polynesians to convert Easter Island from a tropical paradise to an inhospitable wasteland?
	A)	2,000 years.
	B)	200 years.
	C)	20 years.
	D)	2 years.



90	According to Can Selfishness Save The Environment?, how many famers share the waters of the River Turia in an arrangement that is over 500 years old?
	A)	150
	B)	1,500
	C)	15,000
	D)	150,000



91	According to Toward a Sustainable World, preindustrial people lived sustainably because they
	A)	were not spiritually connected to the animals and plants on which they subsisted.
	B)	did not perceive themselves as part of their landscape.
	C)	maintained a particular consciousness regarding nature.
	D)	had a substantially smaller population.



92	According to Toward a Sustainable World, transitional sustainability in the underdeveloped, industrializing world includes
	A)	preservation of forests.
	B)	development of cash crops.
	C)	creation of residential centers.
	D)	environmental pollution.



93	According to Toward a Sustainable World, a sustainability consciousness suitable to a modern era would include the belief that
	A)	humans are a part from nature.
	B)	economic activity does not have to account for the environmental costs of affluence.
	C)	the maintenance of a livable planet depends on the sustainable development of the entire human family.
	D)	the Earth can repair itself from any damage that humans inflict.



94	According to Abolishing GDP, the use and calculation of the GDP indicator is not consistent with principles of good bookkeeping because it
	A)	does not separate benefits from costs.
	B)	corrects for changes in stocks and supplies.
	C)	uses accurate measures for all social costs.
	D)	does not reflect the efforts of trained accountants and economists.



95	According to Abolishing GDP, GDP does not distinguish between the expenditures
	A)	of the rich on basic necessities and the poor on non-essential items.
	B)	of both the poor and the rich on basic necessities.
	C)	of the poor on basic necessities and the rich on non-essential items.
	D)	of the rich and the poor on non-essential items.



96	According to Abolishing GDP, the GDP increases
	A)	because of damage by air pollution.
	B)	because of damage by water pollution.
	C)	because of damage by natural areas degradation.
	D)	only when pollution is cleaned or environmental degradation is restored after it occurs.



97	According to The Efficiency Dilemma, the fifth fuel is
	A)	coal.
	B)	oil.
	C)	efficiency.
	D)	nuclear.



98	According to The Efficiency Dilemma, if the U.S. were to embrace conservation measures, it could avoid
	A)	1.1 gigatons of greenhouse gas emissions.
	B)	1.1 megatons of greenhouse gas emissions.
	C)	1.1 terratons of greenhouse gas emissions.
	D)	1.1 kilotons of greenhouse gas emissions.



99	According to The Efficiency Dilemma, modern refrigerators, in spite of being 20% larger and 60% less expensive than their 1975 counterparts use
	A)	10% less energy.
	B)	25% less energy.
	C)	50% less energy.
	D)	75% less energy.



100	According to Consumption, Not CO₂ Emissions: Reframing Perspectives on Climate Change and Sustainability, economic globalization reflects the logic of increasing the production of consumer goods
	A)	realizing that the selling price may fluctuate.
	B)	realizing that the quality may fluctuate.
	C)	realizing that the quantities may fluctuate.
	D)	at the lowest possible cost.



101	According to Consumption, Not CO₂ Emissions: Reframing Perspectives on Climate Change and Sustainability, of the total CO2 emitted by China, what percentage represents those generated during the manufacture of products exported to the United States and other countries?
	A)	5% - 15%.
	B)	15% - 25%.
	C)	25% - 35%.
	D)	35% - 45%.



102	According to Consumption, Not CO₂ Emissions: Reframing Perspectives on Climate Change and Sustainability, consumption-based accounting
	A)	focuses on the producer and only a partial driver of emissions.
	B)	focuses on both the producer and consumer as the driver of emissions.
	C)	focuses on the consumer as the driver of emissions.
	D)	focuses on the consumer as the source of emissions offsets.



103	According to The Rise of Vertical Farms, the total amount of land used to grow food and raise livestock to feed humanity is the size of
	A)	North America.
	B)	South America.
	C)	Africa.
	D)	Asia.



104	According to The Rise of Vertical Farms, the minimum daily caloric intake for the average person is
	A)	3,000
	B)	2,500
	C)	2,000
	D)	1,500



105	According to The Rise of Vertical Farms, if the future population, which is projected to be 9.5 billion in 2050, is to be provided with the minimum caloric intake, the additional amount of land will have to be cultivated is
	A)	over 2 million acres.
	B)	over 3 million acres.
	C)	over 2 billion acres.
	D)	over 3 billion acres.



106	According to Climate 2030: A National Blueprint for a Clean Energy Economy, in 2005, the U.S. was responsible for how much CO₂ emissions?
	A)	Over 5 million metric tons.
	B)	Over 7 million metric tons.
	C)	Over 9 million metric tons.
	D)	Over 11 million metric tons.



107	According to Climate 2030: A National Blueprint for a Clean Energy Economy, developers have installed more wind power in the United States in the last two years that in the previous
	A)	5 years.
	B)	15 years.
	C)	20 years.
	D)	25 years.



108	According to Climate 2030: A National Blueprint for a Clean Energy Economy, to avoid the worst predicted effects of climate change, the United States must play a lead role and begin to cuts its heat-trapping emissions by at least what percent of the 2005 figure by 2050?
	A)	20%.
	B)	40%.
	C)	60%.
	D)	80%.



109	According to The Power of Green, people change
	A)	when they have to.
	B)	when they are told to.
	C)	when they want to.
	D)	when they believe they should.



110	According to The Power of Green, if affluence in China continues to grow at its current rate, by 2031 it will have how many cars.
	A)	1.1 million.
	B)	1.1 billion.
	C)	11 million.
	D)	11 billion.



111	According to The Power of Green, how many vehicles were there in the entire world in 2007?
	A)	200 million.
	B)	400 million.
	C)	600 million.
	D)	800 million.

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