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: Countries only have only a limited time in which to act if the world is to stave off the worst effects of climate change. Here are five reasons why 2021 could be a crucial year in the fight against global warming.

Why 2021 could be turning point for tackling climate change