Human Impact

What is the study of the interaction between humans and the environment called?

Humans and animals are the only species on Earth that have the ability to understand, manipulate, and damage Earth's ecosystems.

Which is not an example of human activities that affect Planet Earth?

What is not a species that once lived in North America, but has since disappeared?

Early humans learned which plants were suitable as foods, and which plants had medicinal purposes.

What do we call the practice of farming, including the growing of plants and the raising of animals?

What was developed to increase the amount of crops?

In the 1800's machines and factories became a big problem due to what major period in American history?

What is not an example of fossil fuels?

What are resources that can regenerate if they are alive or can be replenished by biochemical cycles if they are nonliving called?

What is not an example of a renewable resource?

What are resources that cannot be replenished by natural processes called?

When a nonrenewable resource is depleted, it is gone forever.

What is the process of using natural resources without depleting them called?

Sustainable development provides for human needs while causing environmental harm.