Do international carbon credits fight climate change?

FILE PHOTO: A coal-fired power station scheduled to shut down is seen in As Pontes, Spain, February 8, 2022. Picture taken February 8, 2022. REUTERS/Miguel Vidal/File Photo

BRUSSELS (Reuters) -The European Commission has proposed an EU climate target for 2040 that allows countries to count carbon credits bought from developing nations towards the EU goal for the first time.

Here's what that means, and why the EU move on Wednesday faced criticism from campaigners and some scientists.