Success Stories Answers

Which of the following is not a way that oil production could potentially affect aquatic viability?a.marine oil spills during transportationb.offshore oil drillingc.interruption of water flowd.contamination from waste products

Which of the following emissions is associated with burning coal?a.sulfur dioxideb.carbon dioxidec.nitrous oxidesd.all of the above

Wind farms do not contribute to air pollution through carbon dioxide emissions.

Renewable energy sources account for the majority of energy production.

Which of the following energy sources does not require waste disposal?a.geothermalb.biomassc.nucleard.coal

How can biomass energy use improve water quality?a.The combustion of biomass material to produce energy improves water quality by filtering out pollutants.b.Biomass energy use does not require water, which reduces the impact of other energy producing technologies on water quality.c.Soil erosion and sedimentation are decreased during biomass crop growth.d.All of the above

How is the production of mercury from burning coal an environmental hazard?a.High concentrations of mercury in the air leads to global warming.b.Mercury in water systems is transformed through biological processes into a substance that is toxic to animals.c.Mercury combines with other coal emissions in the air to produce ozone.d.All of the above

How does the use of hydroelectric energy compare to the use of coal?a.Hydroelectric energy is more commonly used than coal.b.Hydroelectric energy is associated with less waste production than coal.c.Hydroelectric energy has a larger environmental impact than coal use.d.Hydroelectric energy requires more land space than coal use.

Which of the following is not an impact associated with the use of hydroelectric energy?a.release of contaminants b.interruption of natural water flowc.increase of riverbed erosiond.disruption of aquatic wildlife

How do scrubbers reduce the impact of coal use?a.Scrubbers remove all harmful emissions from smoke before it leaves the plant.b.Scrubbers remove nearly all carbon dioxide from smoke of coal power plants.c.Scrubbers remove sulfur from the smoke of coal power plants.d.Scrubbers remove large particulates from the smoke of coal power plants.