Can alternative energy sources effectively replace fossil fuels? Society needs decentralized and renewable energy alternatives / Promoting alternative fuels for vehicles is a waste of taxpayers' money / Diverse alternative energy sources will be essential to the future / Alternative energy sources are too costly and unreliable / Alternative energy sources can power the world by 2050 / Don't count oil out / Do the benefits of wind power outweigh its disadvantages? Wind power is affordable and has low environmental impact / Wind farms creating an environmental divide / The noise of wind turbines does not damage human health / Wind power is unreliable, expensive, and disruptive / Wind power companies are making extensive efforts to protect birds / The government is allowing wind power companies to kill too many eagles / Industrial wind turbines do not hurt property values / Industrial wind turbines drastically reduce the value of property / Is utility-scale solar power a practical alternative energy source? The cost of utility-scale solar power is dropping / Utility-scale solar power is uneconomical and unreliable / New technology may make utility-scale solar power more cost-efficient / Solar power may be difficult to integrate with existing power networks / Bright sun, bright future : can Africa unlock its solar potential? / Utility scale solar power harms wildlife and is not worth its cost / What are the advantages and disadvantages of other energy sources? Biomass energy is a prime replacement for fossil fuels / Biomass power plants produce just as much pollution as coal-fired power plants / Hydrogen energy storage can make reliance on renewable energy sources practical / Other energy alternatives will prove more feasible than hydrogen power