There is not much controversy about the seriousness of climate change in Europe, see [1] (poll from March/April 2021, before the bad summer), apart from maybe a few % of Lizardman Constant [2].
[1] https://ec.europa.eu/clima/citizens/support_en
[2] https://slatestarcodex.com/2013/04/12/noisy-poll-results-and...