Question

Why is wind energy controversial? Question 27 options: 1) Wind energy needs fossil fuels. 2) Wind energy is expensive. 3) Wind energy is nonrenewable. 4) Wind energy can harm migrating birds.

Answer 1

4. the birds fly right into them, also some can make a low frequency noise that damages hearing.

Answer 2

4) Wind energy can harm migrating birds would be the correct answer. Wind turbines pose a huge threat to birds because they collide with the turbine blades.

1 and 3 are not true. And while 2 is somewhat true because building wind turbines is somewhat costly, wind energy is usually used in areas that meet a wind speed requirement, so that its benefits outweigh the costs. Addtionally, its much cheaper than other forms of energy.