Nearly 200 nations are gathered in Poland this week for the COP24 summit, where they are trying to agree on a universal rulebook to make good on the promises made in the 2015 Paris climate deal.
But it's not only leaders who can have a role in combatting climate change.
In October, the latest United Nations' Intergovernmental Panel on Climate Change (IPCC) report included suggestions for how consumers can help tackle climate change - including changes in consumption and lifestyle choices.