Dr. Roberts reviews an article by Gro Harlem Brundtland, Prime Minister of Norway, about sustaining the viability of our environment. Walter Orr Roberts informal series, "Provocations." Each issue consists of provocative comments related to scientific issues that mostly focus on weather, climate,... Show moreDr. Roberts reviews an article by Gro Harlem Brundtland, Prime Minister of Norway, about sustaining the viability of our environment. 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