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hjmpianoman has a half track mind, or, possibly, narrower. Or else, he/she/it is totally against anything which would help alleviate Global Warming. It is the rising average temperature of the planet which is cause the the climate to change so incredibly rapidly. Under normal conditions The climate takes thousand of years to change as much as it has in the last half century. As for the use of airplanes to reach the conference, Meeting face-to-face is much more effective than zoom conferencing, Personal contact, even with social distancing, still allows people to read body language and other important clues. Fixing global warming/climate change problems is important to our continued existence as a species.
Maybe hjmpianoman has stock on fossil fuel companies and is elderly or in poor health and figures that he/she/it will be dead before it becomes personal.