Amid the dismal news of destructive hurricanes and floods, Peter Dykstra and host Steve Curwood manage to find some positive environmental news beyond the headlines to discuss. This week, they look at proposed marine sanctuaries in the Indian and Pacific Oceans, and remember a remarkable example of environmental cooperation among nations. Less encouraging is news extreme weather events seem to do little to influence public opinion about global warming.

Before science knew much about drug resistant microbes, farmers routinely used antibiotics to plump up livestock such as chickens for market. Author Maryn McKenna traces how this history of antibiotic use shaped agriculture into today’s mostly industrialized market. Maryn McKenna joined host Steve Curwood to discuss the issues, and changes underway in poultry factory farming today.

On September 22 Fall arrived in the Northern Hemisphere, and millions of singing Tree Swallows will soon fly south. But for now, explains BirdNote’s Mary McCann, these summer performers are staging their final shows of the season.

Against a backdrop of massive hurricanes that caused devastation in the Caribbean and the south eastern US, as well as destructive floods in Asia, diplomats, business, state and local leaders, advocates and climate thinkers of all kinds gathered at alongside the opening session of the UN General Assembly in UN New York for Climate Week 2017. Alden Meyer from the Union of Concerned Scientists discusses with host Steve Curwood how these leaders reacted to the extreme weather events, and plan to further fight climate disruption.

Breaking language barriers can be difficult for even the most talkative humans. But as Living on Earth’s Noble Ingram reports, a new study from the Netherlands Institute of Ecology has found that trillions of microorganisms communicate effectively through scent signals - all without making a sound.

Hurricanes Harvey, Irma and especially Maria all have one thing in common — the US military is in the front lines of response. Members of the National Guard, Navy, Air Force and Coast Guard are among many emergency responders mobilized immediately to help after such disasters. As retired Rear Admiral David Titley tells host Steve Curwood, though President Trump seems to discount the risk of climate change, the Department of Defense is focused on understanding and preparing for continued climate disruption and the security threats it poses in a warming world.