1) Many fish are dying because of the ______ that factories dump into rivers everyday. a) toxic chemicals b) mismanagement fo landfills c) pollution 2) scientists thinks that polar ice caps are melting at an ever-increasing rate because of____. a) drought b) global warming c) heat 3) Garbge that isn't recycled ends up in a _________ a) lawn b) land c) landfill 4) If we continue to use our ___ like oil and coal, they might run out. a) nuclear waste b) natural resources c) minerals 5) I want a car that ______ less gas because its price is rising! a) consumes b) manages c) saves 6) Due to the lack of rain, we're experiencing a ____ in Monterrey. a) drought b) water shortage c) global warming 7) Scientists have been working on ______transportation, like electric cars, to cut down on pollution. a) environmentally friendly b) biodegradable c) renewable energies 8) Some syntetic materials are not _____ a) biodegradable b) toxic c) dangerous 9) _______energy by turning off lights when you leave home. a) consume b) conserve c) use up 10) The effect on ________ occurs indirectly, through the impact on lands' lose of fertility. a) toxic chemicals b) landfills' mismanagement c) deforestation

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