When burning occurs, it prevents competition among plant species from progressing to the point where some species exclude others, reducing the overall diversity of the ecosystem.
For example, no matter how much a dancer wishes to leap off the floor and then start turning, the law of conservation of angular momentum absolutely prevents such a movement.
As the prisoner was running, the officer would shoot them. Then they would claim the prisoner was trying to escape and get three days off for foiling it.
A high school in Henan Province is segregating students at lunchtime as a way to prevent them from developing romantic relationships that officials say would otherwise distract from their studies.