Rare Earth Metals in Sweden

Why do protestors and police have to be mad or violent with each other? A peaceful protest can end with peaceful arrest, with a moment for photo with someone famous.
I don't agree with all the crazy ideas to "save the planet", but I still think its a good idea to try not to wreck the place in a century or two, so I do agree with Greta on that point...
If you watched the behind the scenes video, it’s quite obvious it was staged.
She was released the same day after her “identification process” was complete. Whatever that means. There were other protestors there and I have not heard of anyone else being arrested. The police went straight to her.