Do I need to hold the opinion that water is wet for it to be factual?
To answer your question, if by climate change you refer to the dramatic post-industrialisation acceleration of warming and climate disturbances, the correct answer is "the overwhelming majority of existing evidence points to yes".
To answer your question, if by climate change you refer to the dramatic post-industrialisation acceleration of warming and climate disturbances, the correct answer is "the overwhelming majority of existing evidence points to yes".