The 13th Sustainable Development Goal (SDG 13) is “Climate Action”.

Its full wording is:
“Take urgent action to combat climate change and its impacts.”

In simple terms, SDG 13 is about:

  • Reducing the causes of climate change (like greenhouse gas emissions).
  • Protecting people and countries from climate-related disasters and extreme weather.
  • Integrating climate policies into national planning and improving education and awareness about climate change.

So, when someone asks “what is the 13th goal of sustainable development goal”, the direct answer is: Climate Action – take urgent action to combat climate change and its impacts.

TL;DR:
SDG 13 = Climate Action → urgent action against climate change and its effects on people and the planet.

Information gathered from public forums or data available on the internet and portrayed here.