Hope on Earth, A Conversation, University of Chicago Press, Michael Charles Tobias, Paul R. Ehrlich,Science: general issues,Mathematics and Science, environmental ecology, conservation, thought-provoking, environmentalism, environment, natural catastrophe, human population, overconsumption, depletion of resources, climate problems, moral stances, education, science, animal protection, heated dialogue, engaging, exploration, complex social issues, v, controversial topics, circumcision, religion, reproduction, abortion, diet, gun control, ethics, global warming, energy, crisis,, , United States, en-UShttps://press.uchicago.edu/index.htmlenvironmental ecology, conservation, thought-provoking, environmentalism, environment, natural catastrophe, human population, overconsumption, depletion of resources, climate problems, moral stances, education, science, animal protection, heated dialogue, engaging, exploration, complex social issues, v, controversial topics, circumcision, religion, reproduction, abortion, diet, gun control, ethics, global warming, energy, crisis, [BLURB],[CITY],IL,books, ebooks, biblet, Book2look