LONDON, Nov 1 (Reuters Breakingviews) - COP26 put climate change centre stage in 2021, but this year war and energy crises have distracted attention. In this episode of The Exchange, the United Nations’ key COP27 players Mahmoud Mohieldin and Nigel Topping tell George Hay why the event could still make a splash. Listen to the podcastFollow @gfhay on Twitter(The host is a Reuters Breakingviews columnist. Editing by Oliver TaslicOur Standards: The Thomson Reuters Trust Principles. They do not reflect the views of Reuters News, which, under the Trust Principles, is committed to integrity, independence, and freedom from bias.

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