nairobi, kenya — Mwalola wa Mwalola, a longtime fisherman in the Indian Ocean on the Kenyan coast, vividly remembers the events of the deadly tsunami of 20 years ago. Mwalola said the fisherfolk’s experience and knowledge of the ocean saved his life after they sensed danger and decided to keep off the ocean on the fateful day. “My place of work was hit, but I was not affected because I heeded the warning,” he said. “We avoided losses because we warned our colleagues of the impending danger and asked everyone to keep off the ocean that day.” On December 26