COP21 Climate Change Summit reaches a deal in Paris

A landmark agreement negotiated by over 200 countries to limit the rise of global temperatures to less than 2 degrees C was achieved on December 12, 2015.

Read more in the BBC News Science and Environment Report

Key points

The measures in the agreement included:

• To peak greenhouse gas emissions as soon as possible and achieve a balance between sources and sinks of greenhouse gases in the second half of this century

• To keep global temperature increase “well below” 2C (3.6F) and to pursue efforts to limit it to 1.5C

• To review progress every five years

• $100 billion a year in climate finance for developing countries by 2020, with a commitment to further finance in the future.

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