Niaz Dorry: To Oppose Overfishing, a Protester Tries Persuasion

On an unexpectedly cool Saturday morning in August, the Greenpeace Motorbus Terrapin is docked across six lanes of city highway from a farmers' market in St. Louis, Mo. The bus p.a. system blasts rock music, alternating with a short rap against factory fishing trawlers. A woman approaches, says that she agrees the huge ships with huge nets exhaust ocean fisheries and that she would sign a Greenpeace petition against them, except the rock music is noise pollution, so she won't. Somebody turns off the music.

Niaz Dorry rolls her eyes, grins and says she had forgotten how hard collecting signatures can...