If climate science is incapable to define the layman’s term „climate“ in an appropriate academic manner, they presumably understand “their business” insufficiently. The global warming since about 1850 may have other causes, as currently claimed, as well. Further reading: https://oceansgovernclimate.medium.com/climate-science-must-be-able-to-say-what-it-means-by-this-but-it-cannot-609eb3b9e55a