Definition: In this task, you need to generate an appropriate title for the given summary of some paragraph. The generated title must be short and should include the main topic of the given text. Your summary should be less than 20 words long.
Input: A Canadian start-up, GHGSat, is promising to release a high-resolution map of methane in Earth's atmosphere by the year's end.

Canadian start-up GHGSat to make global methane map