"In legislatures all over the world, ten of thousands of serious-looking and stern-sounding politicians sat and discussed an endless range of issues. But they never addressed the problem of the health of the planet. It was time for someone to remind them to step in to protect the environment--and the future of children all over the world. It was an emergency. Everything else could wait. So Greta made a sign, put on her jacket, and went on strike."...