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: Scientists have discovered kelp off the coast of Scotland, Ireland and France that has survived since the last ice age, around 16,000 years ago.

Kelp found off Scotland dates back 16,000 years to last ice age