Words can have no single fixed meaning. Like wayward electrons, they can spin away from their initial orbit and enter a wider magnetic field. No one owns them or has a proprietary right to dictate how they will be used.
If we want to implement climate protection worldwide, countries like Germany, which are capable of developing new technologies, will have to hand over some of their knowledge. We can't expect to have our cake and eat it too.
The world hates change, yet it is the only thing that has brought progress.