All in all, in moderation, meat is not unhealthy and you don't need to become vegetarian overnight to have a real impact on your health and the planet.
That's a good question, interesting question, I was actually a vegetarian for over 7 years, and I found the good things were that I felt I had more energy.
The college campus in the Indian city of Madras has set up separate entrances and wash basins for students eating vegetarian and non-vegetarian food in the canteen.