This method of cooking is becoming popular among people who are concerned about the environment and global warming. However,they aren't the only people interested in this unusual invention. In developing countries around the world,solar cookers have the potential to save lives. According to one expert,people around the world may soon not have enough traditional fuels. He explains in his own words,'With sunshine you have an alternative to fire. And that's importent for two and a half billion people to lean about because they're running out of non-renewable fuels.'