Negative Human Impacts on the Environment

Please write your full, actual name here.

How do invasive species impact native species in an ecosystem?

• Invasive species allow more native species to thrive.

• Invasive species introduce more resources for native species.

• Invasive species create more biodiversity.

• Invasive species compete with native species for the same resources.

Which of the following is one of the biggest threats to endangered species?

• oil drilling

• air pollution

• habitat loss

• natural predators

What are some ways people can help decrease the amount of plastic in the ocean?

• They can use reusable water bottles and utensils.

• They can use fewer single-use plastics.

• They can recycle plastic containers.

• all of these and more

What is meant by the term “human footprint?"

• It is a measurement of Earth’s natural resources.

• It is a measurement of how human activity impacts the environment.

• It is a measurement of Earth’s human population.

• It is a measurement of how the environment impacts humans.

Why would one country have higher air pollution compared to another? - choose 3

• They take the least expensive choice for energy production - burning coal

• Less laws for industry and handling of waste

• Growing economies and high poverty

• More government regulation

How can harmful pesticides change a habitat?

• They can kill a farmer’s crops.

• They can introduce new pests to the habitat.

• They kill all the insects that eat the crops.

• They can harm organisms that are key to the habitat’s food web.

Why is some deforestation so devastating to a habitat?

• It provides more vegetation for herbivores.

• It creates new space for plants and animals.

• It increases levels of oxygen created by plants.

• It threatens the survival of plant and animal species.

How does pollution travel from a river to the ocean?

• Pollution flows upstream toward the ocean.

• Pollution flows downstream toward the ocean.

• Pollution flows toward the bank of a river and then to the ocean.

• Pollution flows toward the source of a river.

What kinds of actions can you take to help make positive impacts?

• Choose products made locally

• Choose products packaged in recyclable materials

• Make sure to recycle when possible

• All of these things and more