Did 1,609 scientists sign a declaration saying ‘there is no climate emergency’? Not quite - PolitiFact

This list of claims has been assessed as having "very low" credibility by scientists, as reported in a review published by Climate Feedback, a global network of scientists that debunks inaccurate climate change claims. The reviewers said the statement gave cherry-picked information about carbon dioxide and climate change impact and presented them in a "biased and misleading way."..

https://www.politifact.com/factchecks/2023/oct/09/tweets/did-1609-scientists-sign-a-declaration-saying-ther/