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

but when the earth s surface reradiates energy back to space, a significant portion of this thermal radiation is absorbed and reradiated by the atmosphere s CO 2 molecules back to the earth s surface, incrementally warming the planet.
Gases such as co2 and methane can trap thermal energy in earth's atmosphere before radiating it into space.

As they are social animals, communication is vital for them.
For social animals, communication essential.

The sun is a star star,

The sun is classified as a star.

