Which questions would best help scientists assess the claim that humans are responsible for the rising global temperature? Options: A - What is the mechanism by which carbon dioxide heats Earth?, B - What is the source of most of the carbon dioxide in the atmosphere?, C - What is the source of the increase of carbon dioxide in the atmosphere?, D - What is the increase in the concentration of carbon dioxide in the atmosphere?

What is the source of the increase of carbon dioxide in the atmosphere?

Which is associated with an increase of chlorofluorocarbons in the environment?

an increase in health risks associated with UV radiation

Which is a major source of air pollution? Options: planting more trees in forest areas, building dams for hydroelectric plants, the production of energy using solar and nuclear power, coal burning power plants for generating electricity

coal burning power plants for generating electricity

What are the primary goals of the Clean Air Act, and how has it impacted air quality in the United States since its implementation?

The primary goals are to regulate air emissions from stationary and mobile sources, and it has significantly improved air quality by reducing pollutants like sulfur dioxide and nitrogen oxides.

What health and environmental problems are associated with criteria air pollutants such as ground-level ozone and particulate matter?

Ground-level ozone and particulate matter can cause respiratory issues, cardiovascular diseases, and environmental problems such as smog formation and reduced visibility.

How does human activity contribute to the formation of acid rain, and what are the potential ecological and economic impacts of acid rain on affected regions?

Human activities, such as the burning of fossil fuels and industrial emissions, release sulfur dioxide (SO₂) and nitrogen oxides (NOₓ), which combine with water vapor to form sulfuric and nitric acids; the ecological impacts include forest damage and water acidification, and the economic impacts include damage to infrastructure and reduced agricultural yields.

Which describes the difference between nuclear fission and nuclear fusion?

Nuclear fission splits a heavier nucleus into smaller nuclei, and nuclear fusion is the process that produces the radiant energy of stars.

Why would scientists conduct investigations on newly discovered alternative fuels?

to confirm that the alternative fuel is cleaner than fuels currently used

Photovoltaic cells produce electricity by ....

using the sun's energy to create a flow of electrons in a material such as silicon

A mining company has recently ceased operations at a large coal mine. As part of the reclamation process, they must restore the land to a condition that supports its previous use or an agreed-upon alternative use. Given the following options, which reclamation strategy would best address both ecological restoration and community needs, and what are the potential long-term benefits and challenges of this approach? Options: A) The company plants non-native fast-growing trees to quickly restore vegetation cover and prevent soil erosion; the long-term benefits include rapid greening of the area, but challenges include potential disruption to local ecosystems and lack of biodiversity., B) The company leaves the site as is, allowing natural succession to take place; the long-term benefits include natural habitat restoration over time, but challenges include extended periods of soil erosion and sedimentation in nearby water bodies., C) The company collaborates with local communities to develop a mixed-use plan that includes native vegetation restoration, creation of wetlands, and recreational areas; the long-term benefits include improved biodiversity, enhanced ecosystem services, and community engagement, but challenges include higher initial costs and the need for ongoing maintenance and monitoring., D) The company converts the site into an industrial park to boost local economy; the long-term benefits include job creation and economic growth, but challenges include potential environmental contamination and loss of natural habitat.

The company collaborates with local communities to develop a mixed-use plan that includes native vegetation restoration, creation of wetlands, and recreational areas; the long-term benefits include improved biodiversity, enhanced ecosystem services, and community engagement, but challenges include higher initial costs and the need for ongoing maintenance and monitoring.

Which of the following statements about commuting in the United States is/are true? I. More Americans take public transit than car pool. II. More Americans drive alone than take public transit or carpool. III. The average public transportation commute is shorter than the average driving commute.

More Americans drive alone than take public transit or carpool.

If the rate of deforestation in Guatemala continues, what will most likely result over the next several years?

The risk of landslides across the country will increase.

What is a key mitigation measure for ensuring environmental compliance during and after mining activities?

Conducting regular monitoring of air, water, and soil quality.

Which action is a mitigation effort to reduce the environmental impact of mining on landscapes? A) Increased use of heavy machinery for faster extraction. B) Replanting native vegetation on mined areas. C) Dumping untreated mining waste into nearby rivers. D) Expanding mining operations into protected habitats.

Replanting native vegetation on mined areas.

Some used car oil was put in a container to take to a mechanic for proper disposal. The used oil is disposed of this way so that ....

the oil can be recycled to protect the environment.

How can education and technology contribute to addressing the challenges of human population growth?

By fostering innovation in agriculture and healthcare.

Unit 5 - Human Resource Use Assessment

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26 questions

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FLASHCARD QUESTION

Front

How does overgrazing result in desertification?

Back

by increasing the rate at which topsoil is eroded.

FLASHCARD QUESTION

Front

A land developer is considering building in the Santa Paula area. Based on the information in the graph, the land developer would want to avoid areas with which of these slopes? (5.1) Options: A. 0–5°, B. 12–18°, C. 22–28°, D. 32–38°

Back

22–28°

FLASHCARD QUESTION

Front

What is one likely threat to wild populations of the Venus flytrap, based on its appeal to humans?

Back

poaching

FLASHCARD QUESTION

Front

A farmer has a steeply sloping pasture that is eroding. Which is the BEST option to stop the immediate erosion of the topsoil?

Back

Increase the amount of vegetation on the sloping pasture.

FLASHCARD QUESTION

Front

What would most likely result if more farms were developed along river basins in North Carolina?

Back

an increase in water pollution

FLASHCARD QUESTION

Front

What is a possible consequence of the destruction of a marsh?

Back

decreased filtering of water

FLASHCARD QUESTION

Front

One way to increase fresh water supply is to pump salt water at high pressure through a thin membrane that only allows through water molecules. This is known most specifically as

Back

reverse osmosis

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