Question
that w.M also echos
9) Ethanol is one example of alternative fuels for powering our cars and trucks. Ethanol can be produced in
different ways, but most often by microorganisms acting on plant materials such as corn. Advocates argue the
burning ethanol would not alter the net emission of CO2 even though when ethanol is involved in combustion
produces CO2. What are the pros and cons of producing and burning ethanol?
0) Electricity consumption is a huge producer of atmospheric carbon dioxide because about half of the US/
lectricity is produced by coal burning power plants. What are three other ways that electricity can be
roduced that would NOT increase atmospheric carbon dioxide? Which of these do you think holds the mos
Answer
Pros of producing and burning ethanol include reduced net emissions of CO2, while cons include increased demand for corn and other plant materials. Alternatives to coal-burning power plants for electricity production include solar, wind, and hydroelectric power, with solar being the most promising.