9781422269985

WORDS TO UNDERSTAND

biofuels: plant materials that are converted into liquid fuels for use in powering cars and other vehicles interdisciplinary: drawing from two or more different fields of knowledge nonprofit organization: a group that uses any revenue it generates to advance its stated goals (eg, protecting the environment, helping the homeless); it is not a for-profit business; also known as a nonprofit pollution: the contamination of the air, water, or soil with chemicals or other foreign substances that are detrimental (harmful) to human, animal, or plant health, or to entire ecosystems remediation: the process of cleaning up or using other strategies to remove or contain a toxic spill or hazardous materials soil erosion: a naturally occurring process in which topsoil is worn a way by the natural physical forces of wind and water

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