simply pay to say they are carbon neutral so they can slap it on their website for some positive pr.
and go further back, and the whole idea of "carbon footprint" was a scam from the get go.
It's scams and distractions all the way down, anything and everything to make sure people don't look at the real cause of the problem - those making all the money and the system that enables and encourages them at the expense of the rest of us.