177 companies with a total market value of more than $ 2.8 trillion promised to set emission reduction targets to combat climate change in the scope of "Business Ambition for 1.5 °C: Our Only Future" campaign. The campaign was announced at the UN Climate Change Conference (COP25).

CDP CEO Paul Simpson has also signed the campaign which aims to limit global temperature rise to 1.5 degrees compared to the pre-industrial period and to reach net zero emissions by 2050.

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