Democracy is about the majority; and in Switzerland - in contrast to most other democracies - it's the majority of the real population, not just an elite class, and the people directly decide about real problems, not just who should represent them. And there are even provisions which assure that local concerns are sufficiently considered. You should inform yourself about this great political system.
> Using the legal system to prevent acute harm is both correct and reasonable
In the present case, it's clearly a misuse; it's a lobby organization with a lot of money that pro forma puts forward an association of old women so that with this sleight of hand the complaint is accepted by the court at all on a subject where the court has no jurisdiction at all. The aim is to undermine a democratically made decision against the will of the people, i.e. exactly the opposite of a democratic process.