The _________ is everything around us.
Environment
Who are people that obtain food by collecting plants and by hunting wild animals or scavenging their remains?
Hunter-Gatherers
This states that the greater the demand for a limited supply of something, the more the thing is worth.
The law of supply and demand
Developed nations use what percentage of the world's resources?
75
What is the study of the impact of humans on the environment?
Environmental Science
They prevented tree growth and overhunted.
Nothing can go in or out. Earth.
This balances the cost of the action against the benefits one expects from it.
Cost-benefit analysis
ecological footprint
What is the major goal of environmental science?
Humans have changed the environment by __________, _________, and ____________.
Hunting, Growing food, Settling
Any natural material that is used by humans.
Natural Resource
This is a tool that helps us create cost-effective ways to protect our health and environment.
risk assessment
Sustainability
What is the study of how living things interact with each other and with their non-living environment?
What allowed human populations to grow at an unprecedented rate?
The Agricultural Revolution
The main reason environmental problems are pressing is because of what?
The agricultural and industrial revolution allowed the human population to grow.
The difference between developed and developing countries.
Answers may vary.
This refers to the number and variety of species that live in an area.
Biodiversity
What are the 5 major fields of student that contribute to environmental science?
Biology, Earth Science, Physics, Chemistry, and Social Science
Describe the Industrial Revolution.
Answers may vary.
The 3 categories of environmental problems.
Garrett Hardin argued this in his essay, "The Tragedy of the Commons".
The main difficulty in solving environmental problems is the conflict between the short-term interests of individuals and the long-term welfare of society.
State 3 indicators of development for countries.
health, population growth, wealth, living space, energy use, pollution, waste