Chapter 21 Environmental Science

A study of how people make decisions about resources by weighing costs and benefits

• Environmenal Science
• Economics
• Chemistry
• Physiology 

A way of living that can continue in definitely

• Good living
• Sustainable Living
• Bad Living
• Living like a Kardashian

Many groups try to influence government policies through

• Crying
• Preaching
• Lobbying
• Doing Nothing

Every federal project must complete a(n)

• Environmental Compact Statement
• Environmental Impact Statement
• Environmental Effects Statement
• Environmental Horror Statement

International environmental agreements include

• the Montreal Protocol
• Earth Day
• the World Trade Organization
• the Wilderness Act of 1964

Which of the following trends is NOT a challenge to achieving sustainability? 

• the increasing human population
• the decreasing supply of fresh water in the world
• disagreements among governments
• advancements of scientific understanding

Economic Systems...

• do not depend on limited natual resources
• rarely balance the costs and benefits of every action
• should not include the costs of pollution with the cost of an action
• must operate within the environment

State and local environment regulations...

• are often more strict than federal standards
• do not have to follow federal standards
• simply enforce federal standards
• cannot be influenced by indviduals

Local government do not regulate...

• recyling
• sewage treatment
• garbage disposal
• Environmental Impact Statements

How do consumers affect the environment?

• By sitting around
• By choosing what to buy and use.
• By reducing, reusing, and recycling materials.
• Both by choosing what to by and use and reducing, reusing, and recycling.