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Blue Dot: State of the oceans report with NASA oceanographer and climate scientist Josh Willis

NASA/JPL Oceanographer Josh Willis
CalTech
NASA/JPL Oceanographer Josh Willis

Host Dave Schlom visits with his good friend, Josh Willis. Josh is an oceanographer and climate scientist at NASA's Jet Propulsion Laboratory in Pasadena, California. He has appeared on every iteration of Blue Dot since 2008.

His recent work on how the warming Atlantic Ocean's currents are warming and melting Greenland's massive ice sheets has been groundbreaking. He'll give us a State of the Oceans report explaining how and why the world's oceans are expanding due to the massive amounts of heat they are absorbing due to human-caused climate change.

Despite the seriousness of the topic, Josh knows how to communicate with a light heart using his theater and improv skills to add a touch of humor to a complex and difficult subject. Dave and Josh also discuss what some of the most important attributes are for effective science communication in a time when that is desperately needed!

Dave Schlom is the longtime host and creator of Blue Dot. From surfing to Voyager in interstellar space, rock guitar to orcas in our imperiled oceans, the topics on Blue Dot are as varied as the host’s interests and connections -- which are pretty limitless! An internationally respected space history journalist, Dave is also deeply fascinated by all aspects of the grand workings of nature’s awesome machinery on scales ranging from galactic to subatomic. And topics take in all aspects of the arts and sciences.
Matt Fidler is a producer and sound designer with over 15 years’ experience producing nationally distributed public radio programs. He has worked for shows such as Freakonomics Radio, Selected Shorts, Studio 360, The New Yorker Radio Hour and The Takeaway. In 2017, Matt launched the language podcast Very Bad Words, hitting the #28 spot in the iTunes podcast charts.