human population growth

Which of the factors create a negative impact on the environment?

• Growing human population
• The development of cities and homes
• Agricultural advances
• All of the above

What do scientists think will happen as greenhouse gas emissions increase?

• The temperature of Earth will decrease.
• The temperature of Earth will increase.
• The temperature of Earth will stay the same.
• Temperature does not impact the Earth.

_____ is the largest number of individuals that an environment can support.

• Pollutant
• Greenhouse gas
• Carrying capacity
• Invasive species

_____ is defined as the amount of greenhouse gases that are produced by a person’s lifestyle and activities.

• Carbon footprint
• Fossil fuel
• Renewable energy

How can humans reduce fossil fuel emissions?

• Reduce the use of renewable energy
• Replace fossil fuels with renewable energy
• Replace innovations with the use of fossil fuels
• Remove the ability to plant trees and crops

Sustainability occurs when _____.

• a community uses only fossil fuels
• society avoids depleting natural resources
• only nonrenewable resources are used

Which is an example of a nonrenewable energy source?

• Water
• sun
• coal
• air

As the size of the population in a country increases, the demand for natural resources _____.

• reaches equilibrium
• stays the same
• decreases
• increases

True or False: Sustainability focuses on reducing the amount of nonrenewable resources used, which prevents the depletion of natural resources.

• True
• False

The yearly average of predictable weather conditions in a region is known as _____.

• climate
• updraft
• downdraft
• weather