Five major commitments made during the yearly UN climate meetings and their subsequent actions.

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Big pledges are made at the conclusion of every annual UN climate conference.

There will probably be a lot of promises made about how the world will fight climate change, which is brought on by burning fossil fuels like coal, oil, and gas, when the United Nations climate conference concludes this week in Dubai.

There may be a historic deal reached in the current round of negotiations over how quickly fossil fuels should be phased out and how to finance a significant switch to green energy.

Five major commitments made during the yearly UN climate meetings and their subsequent actions.

Prior summits have concluded with vows to reduce pollution, funding established to assist poor nations in making the switch to renewable energy sources, and assurances that the most vulnerable individuals will remain at the forefront of policy deliberations.

Have nations, however, kept their word?

Here are five major pledges from over three decades of talks, along with their realizations, to help you prepare for whatever decisions may come from this year’s negotiations.