Human Impact Vocabulary Crossword Puzzle

QUESTIONS LIST: natural : material from earth that people use are _ resources, emission : reducing the amount of harmful gases given off by energy plants is called _ reduction, renewable : _ natural resources that can be replaced as it is used, no till farming : a way of growing crops without disturbing the soil through tillage, deforestation : the action of clearing a wide area of trees, global warming : increase in earth’s average temperature, green house effect : trapping of the sun’s heat in earth’s atmosphere by carbon dioxide and other gases, ecosystem : all the interacting living and nonliving things in an area, human interaction : interactions between the human social system and the ecosystem, conservation : saving and wise use of natural resources, recycle : to treat or change waste so it can be used again, pollution : damage done to the environment by the introduction of pollutants, fossil fuels : fuels that formed in earth over millions of years; for example, coal, oil, and natural gas, biodegradable : able to be broken down or decompose, nonrenewable : natural resources that can not be replaced as it is used are called _ resources