Question

Can any source of energy be pollution free? why or why not

Answer 1

yeah any source of energy can be pollution free for example we can take a sun, sun is natural source of energy which gives us light and can't be polluted because it heats meant everything which comes on its way

Answer 2

Ya there are some examples of energy which is pollution free. For example - solar energy : Which we get from sun . There will be no pollution in using it because its a part of our nature.