Climate change doesn’t just mean dire consequences for food, water, human migration and long-term human survival. As the seas heat up they create critical security issues, from impacts on military sonar to spikes in turbulence threatening commercial flights, from new theatres of war to suddenly fragile states and strengthened terrorist groups. Are we ignoring a new source of global instability?  Emma Beals talks to New Scientist’s environment reporter Madeleine Cuff about why the oceans are warming and where – and asks Pentagon advisor, strategist and Polar Institute fellow Sherri Goodman about why hotter, more dangerous seas are a “threat multiplier”.  • Support This Is Not Drill on Patreon to continue by backing us on Patreon. You’ll get early, ad-free editions, merchandise and more.  Got to incogni.com/notadrill to get an exclusive 60% off your annual plan with Incogni. Written and presented by Emma Beals. Audio production by Robin Leeburn and Tom Taylor. Original theme music by Paul Hartnoll – https://www.orbitalofficial.com. Executive Producer Martin Bojtos. Group Editor Andrew Harrison. This Is Not A Drill is a Podmasters production podmasters.co.uk Learn more about your ad choices. Visit podcastchoices.com/adchoices