Definition: In this task, you are given a news article. Your task is to classify the article to one out of the four topics 'World', 'Sports', 'Business', 'Sci/Tech' if the article's main topic is relevant to the world, sports, business, and science/technology, correspondingly. If you are not sure about the topic, choose the closest option. Note that URLs in the text have been replaced with [Link].
Input: Saved from the saw, ancient Japanese forests now threatened by tourism (AFP) AFP - A generation ago, a battle was successfully waged on this rugged island to preserve what was left of its primeval forests, home to giant trees millennia old. Now tourism spawned by this natural heritage is threatening its survival.

World