Dr. Roberts looks at the summer of 1816 and a book written by Hank Stommel of Woods Hole Oceanographic Institution and his wife explaining the "year without a summer." Walter Orr Roberts informal series, "Provocations." Each issue consists of provocative comments related to scientific issues that... Show moreDr. Roberts looks at the summer of 1816 and a book written by Hank Stommel of Woods Hole Oceanographic Institution and his wife explaining the "year without a summer." 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