Dr. Roberts returns to Provocation #83, 122, 123 to consider the latest explanation for the mysterious deaths of thousands of people near two lakes in Cameroon, Lake Monoun and Lake Nyos. Walter Orr Roberts informal series, "Provocations." Each issue consists of provocative comments related to sc... Show moreDr. Roberts returns to Provocation #83, 122, 123 to consider the latest explanation for the mysterious deaths of thousands of people near two lakes in Cameroon, Lake Monoun and Lake Nyos. Walter Orr Roberts informal series, "Provocations." Each issue consists of provocative comments related to scientific issues that mostly focus on weather, climate, the sun, or near space, with the aim of creating a forum for discussion. Show less