Two centuries after the Boston Tea Party, harbour dumping is still a favourite local sport, only this time it's major corporations piping toxic wastes into the water. Environmentalist and professional pain in the ass Sangaman Taylor is Boston's modern -day Paul Revere, spreading the word from a 40-horsepower Zodiac raft. Embarrassing powerful corporations in highly telegenic ways is the perfect method of making enemies, and Taylor has a collection that would do any rabble-rouser proud. After his