Original sentence: " On the other hand, the unrestrained consumption of fish and seafood is expected by scientists to result in the destruction of 90% of all sea life by 2048.Barry Groves disputes environmental vegetarianism and says that much of the land that animals are raised on is unable to be used for growing crops, and also that "If vegetarianism really caught on and everybody on the planet stopped eating fish, the two-thirds of the population who are not starving at present would soon join the third who are
Edited sentence: For instance, Barry Groves, a British man who suffered from weight problems and became a self-trained nutritionist after receiving inconclusive dietary advice, and who has absolutely no environmental science credentials, disputes environmental vegetarianism by noting (without any scientific evidence whatsoever, and discounting the horrendous toll that factory farming practices world-wide are taking on millions of hectares of otherwise quite arable land), that much of the land that animals are raised on is unable to be used for growing crops.On the other hand, the unrestrained consumption of fish and seafood is expected by scientists to result in the destruction of 90% of all sea life by 2048