Showing their rage

It is a crisp sunny afternoon as Kate Chung, 74, rummages through her bag in a Toronto park. She unfurls a glossy black sheet with five holes cut into it, which she spreads out between four other women aged from 53 to 87. One by one they pop their heads through the holes above white signs pinned to the sheet, forming the words “oil spill” in big black letters.

This demonstration highlighting the perils of fossil fuels has been planned for weeks and is taking place even though temperatures in Toronto have dipped below freezing. “If the Grannies say…