Vocabulary Chapter 1

ecological footprint

the impact of a person or community on the environment, expressed as the amount of land required to sustain their use of natural resources


the variety of life in the world or in a particular habitat or ecosystem

environmental science

the study of the natural processes that occur in the environment and how humans can affect them


The study of how living things interact with each other and their environment


the science or practice of farming, including cultivation of the soil for the growing of crops and the rearing of animals to provide food, wool, and other products


an undesirable change in the natural environment that is caused by the introduction of substances that are harmful to living organisms or by excessive wastes, heat, noise, or radiation

natural resources

materials found in nature that are used by living things

law of supply and demand

the greater the demand for a limited supply of something, the more that thing is worth


meeting the needs of the present without compromising the ability of future generations to meet their own needs