what are the bad things about wave energy answer: While wave energy is almost completely non-polluting, accidents and unforeseen conditions may cause environmental concerns. According to the OSC Alternative Energy Program, wave power generators may have negative impacts on the marine habitat depending on the type of generator installed. Some generators require disruption of the seafloor, which can cause unpredictable changes in a marine habitat. Spills or accidental leaks caused by hydraulic fluids in the system could also potentially harm marine wildlife. Some noise pollution may also originate from the wave power generator. Read more: Advantages & Disadvantages of Wave Energy | eHow.com www.ehow.com/list_5974568_advantages-_amp_-disadvantages-wave-energy.html#ixzz1fZGyy9YD

it depends on waves so its unpredictable and zou need to accumulate the enrgy. Many countries dont have sea too.