Current Environmental Issues

Which of the following situations is an example of point source pollution?

• fertilizers running off agricultural land

• sediment from eroding construction sites

• toxic chemicals entering a river from an industrial pipe

• salt runoff from irrigated fields

Tags

Environmental

Which method of waste handling conserves the most resources while minimizing pollution and energy use?

• landfills

• source reduction

• recycling

• incineration

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Environmental

Which of the following is the most abundant greenhouse gas in Earth’s atmosphere?

• oxygen

• nitrogen

• carbon dioxide

• methane

Tags

Environmental

The greenhouse effect is responsible for which of the following conditions on Earth?

• increasing global temperatures significantly above normal

• maintaining global temperatures in a range where life can exist

• stimulating the generation of oxygen in the atmosphere

• trapping the Sun’s heat and preventing it from returning to space

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Environmental

Why is it important for environmental policy to address pollution concerns?

• Pollution can have a negative impact on human health.

• Pollution is damaging to the environment.

• Pollution can cause a reduction in usable natural resources.

• All of these

Tags

NGSS.HS-ESS3-4

NGSS.HS-LS2-7

Which of the following is a negative consequence of scientific advancements on society?

• increased life expectancy

• increased pollution

• new energy resources

• all of these

Tags

NGSS.HS-ETS1-3

NGSS.HS-LS2-7

What is the main function of environmental policy?

• prevent the use of natural resources

• reduce human impact on the environment

• prevent nature from having a harmful effect on humans

• reduce the use of natural resources

Tags

NGSS.HS-ESS3-4

NGSS.HS-LS2-7

Which of the following is a major contributor to ocean acidification?

• A) Carbon dioxide emissions

• B) Nitrogen emissions

• C) Sulfur dioxide emissions

• D) Methane emissions

Tags

NGSS.HS-ESS2-6

What is the primary cause of the current increase in global sea levels?

• A) Melting of polar ice caps

• B) Increased rainfall

• C) Expansion of seawater as it warms

• D) Increased river discharge

Tags

NGSS.HS-ESS3-5

Which of the following is a renewable energy source that can help reduce carbon emissions?

• A) Coal

• B) Natural gas

• C) Solar power

• D) Nuclear power

Tags

NGSS.HS-ESS3-4