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Applied Science 1.1

Module One Lesson One

ecological footprint the positive and negative impact we have on the environment
agriculture farming
compost mixture of decaying organic matter (food waste, grass clippings, leaves) used to fertilize soil; items are usually placed in a pile and then the organic matter is broken down naturally by earthworms, bacteria, and other organisms that live in the soi
conservation act of using a resource wisely
fossil fuel a nonrenewable energy resource formed from the remains of organisms that lived long ago
DDT dangerous pesticide, no longer in the USA, used to kill insects
endangered species animals with very small numbers that might no longer exists
EPA Environmental Protection Agency
habitat where an organism lives
landfills solid waste disposal area, a dump
recycle taking old materials and making them into something new
pollutants waste matter that contaminates the water or air or soil
ecosystems a specific area where living and nonliving animal interact
pesticides any substance intended for preventing or killing pests
nonrenewable resource a resource that is in limited supply and cannot be replaced once it has been used
renewable resource a resource that can be replaced or renewed during a lifetime if used wisely
conservation making good choices with our natural resources
Created by: ladyg747