Fact based claims are statements which describes how things were in the past, how they are in the present or how they will be. In this example, the increase in water pollution levels is explained to the growing amount of industrial waste being dumped into waterways
A hyperbole is a figure of speech that uses exaggeration for emphasis. The athlete didn't actually <em>tear</em> down the road, but a reader can tell that he was running as fast as he could so he could take first place.