Elizabeth Kolbert: An Honest Conversation About Climate Change Is Needed in Wake of Irma & Harvey; Scientists: Climate Change May Wipe Out Third of World’s Parasites, With Disastrous Ripple Effects; Irma Destroys Haitian Farmland as Recovery Goes On from Recent Natural Disasters & Cholera Outbreak; Oaxacan Residents Plead for Water & Food After Mexican Earthquake Kills Over 90 People.