International law about climate change

How do international agreements on climate change work?
How does it work? The Paris Agreement works on a five- year cycle of increasingly ambitious climate action carried out by countries.
Every five years, each country is expected to submit an updated national climate action plan - known as Nationally Determined Contribution, or NDC..
Which international agreements is about climate change?
The Paris Agreement is a legally binding international treaty on climate change.
It was adopted by 196 Parties at the UN Climate Change Conference (COP21) in Paris, France, on 12 December 2015.
It entered into force on 4 November 2016..
Why is climate change an international issue?
Climate change has potential to do significant economic harm, and poses worrying tail risks.
It is a global externality—one country's emissions affect all countries by adding to the stock of heat-warming gases in the earth's atmosphere from which warming arises..
Carbon emissions: Absolute and per capita reductions of 25% by 2025 and 45% by 2030.
Electricity consumption: Per capita reductions of 20% by 2025 and 35% by 2030.
Renewable energy: 40% by 2025 and 80% by 2030 of consumed electricity.

The Paris Agreement is a legally binding international treaty on climate change. It was adopted by 196 Parties at the UN Climate Cha…

How do international agreements on climate change work?