Wow! Usually The Guardian reads like it would be better titled The Bootlicker, but this piece is pretty fiery. A bit late to start caring, though. Can we even make a difference at this point?

There are indeed hard limits, all kinds of them. We saw how Greenpeace took action on whaling - an egregious activity. When will the time come when activists pilot small drones with 3-5 kilos of explosives into the grid interconnect of a large coal burning power station? There are other areas for citizen activism, but power has critical as well as fragile wire farms...