You are given a sentence and your task is to generate another sentence that supports the given input.

Example Input: Human actions have caused the extinction of hundreds of species of birds, and some 1,200 species  are threatened with extinction today.
Example Output: Around 1200 species of birds are currently at risk of extinction due to human activity.

Example Input: Nearly 99 percent of the  earth's atmosphere is nitrogen and oxygen.
Example Output: Oxygen and nitrogen make up most of the earth's atmosphere.

Example Input: Earth is the only place in the solar system where liquid water, essential to life as we know it, exists at the surface.
Example Output:
Earth is the only planet in the solar system that has water, which is essential for human life, present in all three of its states.