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Knowledge Availability

Here we go, another Light Pollution News is about to kick off! This episode, Iโm joined by Princiaโs Rushil Kukreja; Circadian Rhythm researcher, Randy Nelson; and electrical engineer, Scott Lind! Can light pollution influence levels of CO2? A new study looks at how light affects plantsโ ability to process gases. And what proof do we…
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0.68%

Weโre kicking off the New Year right, with some Light Pollution News! Today, Iโm joined by Princiaโs, Rushil Kukreja; Circadian Rhythm researcher, Randy Nelson; and electrical engineer and advocate, Scott Lind! This episode, what did we learn when France decided to turn off its streetlights? Dark Sky Festivals can inspire more than admiration, they can…
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2025 Holiday Potluck

Happy Holidays friends! It’s our annual Holiday Potluck show! This is the show where guests return to discuss their favorite stories of 2025!
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Dark Turns.

Itโs our last official episode of the year! 2026 is right around the corner! But first, we have a lot to talk about. For instance, researchers tracked insects using weather radar in the UK, weโll let you know what they found! Do modern car headlights actually make you safer? And, itโs not just space mirrors…
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Myth Busted!

What an episode we have today for you! Joining me is lighting designer, Dr. Amardeep Dugar; astrotourism guru, Stรฉphane Picard; and author of the new book, โCreatures of Darkness,โ Dani Robertson. Today, the saga of the Melrose Park โ Fort Lauderdale, Florida community comes to an unceremonious end; are we more prone to self-harm at…
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Tunable or Standard?

Oh this is a good one! Joining me today are Tatsiana Thomson from Brome, journalist and author Lynne Peeples, and one of my favorite returning guests, John Barentine. This episode, we look at realistic drone shows, how one tribe in Arizona views the night sky, and we ask, does an increase in GDP necessarily mean…
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1 Lux

This episode is one you wonโt want to miss! A bridge turns its lights off for birds-you heard that right. More evidence for how our endless daytime affects plants. And can artificial light at night influence pubertyโs onset? With me this episode are returning guests, jack of all trades, Mr. John Barentine, author and journalist,…
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Barely Tapped!

This is going to be a good one! You wonโt want to miss it! This episode, why doesnโt religion embrace the night sky? And is astrourism at its highest peak? We cover some health and ecology articles this episode โ along with listener feedback! I welcome back to the show, astronomer, James Lowenthal, the host…
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50 Tons a Day!

What a show we have for you today! The FCC wants to keep the National Environmental Policy Act away from the Space Economy; the US Open showcases how good sports lighting can be; and how do you define โpollutionโ? Listen to all this and more! With me today is Yana Yakushina, so you know itโs…
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Why It’s So Bright at Night.

Discover how one artist is tackling light pollution through whimsical street art. Berlin visual artist Alona Rodeh joins the show to discuss her viral “Nightcaps” project – 3D-printed “hats” that transform unshielded street lamps into community art while reducing light pollution.
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Why It’s So Bright at Night

In this episode, Bill McGeeney interviews Vasu Menon, a NC State computer science student who created Stargazer.org – a revolutionary web app that solves every amateur astronomer’s planning nightmare. Born from a frustrating full-moon stargazing trip to Virginia’s Stanton River park, this tool combines dark sky locations, weather forecasts, and lunar data into one simple…
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10 Point Scale!

An interesting study looks at what happens when we frame the ideas around light pollution differently. More evidence for metabolism related disruption from light at night in circadian rhythms. And what is actually the biggest offender robbing us of vital sleep and our night sky! I welcome back to the show, a dark sky advocate…
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Quit Messing With My Meridian Flip!

Today, we have a lot of policy related activity. Smart policies getting set up in Virginia, an amusement park that apparently flipped the bird to migrating birds, and reading the fine print in Pittsburghโs new LED conversion. Listen to all this and more as we have a new voice join us today โ Mr. Steve…
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Keep Knocking!

You do not want to miss this one! We dive into all things ecology with BugLifeโs own David Smith! Also, where do we balance nighttime conservation with societal progress? I welcome back Kelly Beatty, of Sky and Telescope, lighting designer, Kerem Asfuroglu of Dark Source, and Buglifeโs David Smith! Find a bogong moth and listen…
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Establishing Precedent

On this episode, a new crime study tells us that maybe streetlights arenโt as impactful as public officials claim they are; also this episode โ do streetlights get a bad rap, and, what if a protective coating could drop satellite brightness by half! All this and much more engaging conversation to be had! With me…
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Why It’s So Bright at Night.

We explore how one grassroots group is trying to improve nighttime lighting applications at a municipal level. In 2023, Norfolk, Virginia undertook an estimated $5M project to replace existing fixtures with LEDs. The result appears to have some negative externalities, resulting in the formation of the Norfolk, Virginia based, Citizens for Responsible Lighting community organization.…
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Identity.

How should we be framing night preservation issues? What on earth is airglow? And what do you need to take photos of fireflies? This episode, I welcome back Jeff Calta of the Pennsylvania Firefly Festival and Tom Reinert of Dark Sky International. And I also welcome Babak Tafreshi to the show! Settle in, youโre about…
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Know, But Donโt Know Your Fireflies!

This episode, we take a deep dive into fireflies. And thatโs a good thing because we have the President of the Pennsylvania Firefly Festival, Jeff Calta, here to talk about everything related to our little flying friends. Also here, is Dark Sky Internationalโs Tom Reinert! We talk about the importance of data collection; how three…
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Cozy Lychnology.

We finish out our stellar June lineup by exploring our ancient relationship with the night. We always knew chocolate at night was a good thing, but dang, the Mayans took it to a whole new level! Can the stars heal the mind? A new dark sky trail, and much more! This month, I welcome back…
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Gucci Bag Deep State

Wow, we have a great one for you today! Starting with โ are you afraid of the dark? You may be shocked by our panelโs answer! Citizen science looks at lightโs effects on butterflies. And East Riding of Yorkshire is testing the waters on some no light roadways. This month, I welcome the host of…
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Operation Daylight Forever!

This week, how does light make you feel? Can satellites change the chemistry of our atmosphere? And, did you know that you can buy old bridge lighting? A man in Queens did just that forโฆwell most ofโฆthe Brooklyn Bridge. This month, we welcome back conservationist Michael Calhoun, landscaper Phyllis Gricus, and astronomer Dr. Robert Massey!
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Mother Snowy Owl

Join us today as we talk about some dark sky messaging fails, why salmon need you to switch the lights off, andโฆoh heyโฆstreetlights with headdresses โ what the! This month, I welcome conservationist Michael Calhoun, garden landscaper Phyllis Gricus, and from the Royal Astronomical Society, Dr. Robert Massey!
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Why It’s So Bright at Night.

Ever hear of the #9PMRoutine? It’s a public awareness campaign by North American law enforcement. Art Hushen returns to help break down why this simple messaging presents serious problems for our night sky.
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Typewriters and Candlesnuff.

Today, are e-ink outdoor displays the wave of the future? More proof that shielded street lights do more than just keep the light out of your bedroom! And have you ever wanted to stargaze but live in a bright night city, hogwash, we help you find something great to look at tonight! This month, we…
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Shadow Cast!

This week, we learn about an airport that has started down its path to become Dark Sky certified, have you heard of the cautionary tale of Goldendale, WA? Weโll be sure to fill you in!โฆand we learn about the one noctourism adventure that you need to check off of your list in 2025! This month,…
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Gateway Topics!

This episode, headlights, interior lights โ what is going on with car lights?!? And should we leave the lights ON for puffins? Plus, how much do you spend on getting a good nightโs sleep? This month, on the show I welcome Los Angeles dark sky advocate, Spencer SooHoo; the founder of the Dark Skies subreddit,…
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Follow Where Others Are Going.

Today, we talk lighting and crime, look at the importance of coalition building, and what would you say about some visually impressive light art? This month, on the show I welcome Los Angeles dark sky advocate, Spencer SooHoo; the founder of the Dark Skies subreddit, Jeff Schmalz; and the law enforcement veteran and educator, Art…
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Share Cookies and Be Friendly!

This episode, what on earth is going on with Breckenridge, COโs dark sky ordinance roll out! We learn about the San Francisco Bay Bridge relighting, and would you take on a volunteer assignment to maintain a 113 year old lighthouse in Lake Michigan?
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Pie Tins.

Today, is a very special episode, we talk all things you ever wondered about Street Lights! And how do you feel about having a new, scalable way to measure the nightโs brightness?
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Fly to the Right.

Can artificial light at night affect pollinators? And we have some thoughtful debate on the new Dark Sky policy packages. Finally, whatโs your favorite starry sky destination for 2025? Weโd love to know, shoot us over a message and weโll add it to the list next show! This show, we welcome back Dr. Mario Motta,…
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.02 Microwatts!

Today, what should we make of all of these health studies? Lucky for us, we have Dr. Mario Motta on board to walk us through the recent health news! And, do we have a shifting baseline syndrome when it comes to darkness? To help us answer this question and more, we welcome advocate, David Lefevre…
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2024 Holiday Potluck!

We have a special holiday bonus episode of the Light Pollution News podcast out today! We invited podcast guests from episodes throughout the year to share their favorite articles of 2024 with us. We have a great and entertaining discussion for you!
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Say Light Pollution.

In this episode, China launches their version of Starlink โ but how dim will they be? Hint, youโre not going to like the answer. Two communities push for more responsible lighting practices. And could you tell space junk apart from a meteor? We finish 2024 with Dr. Travis Longcore and author, Paul Bogard! Here we…
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Patterns of Activity.

This episode, what would cause the moon to drive up instances of road kill, we take a look at how some past cultures engaged with night, and is it really light pollution, or is it fright pollution? This month, Iโm very excited to be joined by two people you probably need no introduction for, Dr.…
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Looking Up Matters.

This show, one man in New Zealand is attempting to bring standards to the space economy, the lights go dim over storm ravaged southern towns, and wouldnโt it be interesting if you could build your own sky quality meter? Instructions included in todayโs show! I couldnโt be more thrilled about this monthโs panel, including Kevin…
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Dopamine Rush

In this episode, we look at the tale of the Bethany Beach firefly โ will it go on the endangered list? Is Noctalgia driving astrotourism? And, we talk about firefox mushrooms and foxfire browsers, or is it the other way around? I have a fun panel for you this month. From Instagram CapeMayAstroโs Kevin Beare,…
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See the Stars, Share the Stars!

Today, thereโs a conflicting study on night shift melatonin levels, a citizen science project on moths that you could do yourself, and a new tower in Greece sets the standard for green, including by reducing light pollution! What a panel I have for you this month! From the YouTube Channel, Nebula Photos, Nico Carver joins…
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Stargazing on the Bomber!

Today, does sky brightness affect our curiosity in the universe? What on earth is LUNARSABER? And why is a town in Michigan using wattage as the determining factor for its new LED conversion. This month, I couldnโt be more excited about this panel! We have Nebula Photoโs own Nico Carver, the thought leader, Nancy Clanton,…
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What is Safe?

We talk about harnessing energy from space, a crime study that appears to highlight the problems with using satellite images to assess lightingโs impact on crime, and how about a ban on digital billboards after 1am? This month, Iโm joined by a superstar panel from the North Coast Redwoods District of California State Parks, Shelana…
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Totality of Impact!

This month! We look at the Olympic’s opening ceremony which featured a spectacular light show at the Eiffel Tower. We look at a student study that examined the impact of artificial grow lighting on stadium pitches. And SpaceXโs plan to deploy 7500 Gen2 Starlink satellites was approved by the US Court of Appeals – a…
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A Right to Night?

Are street lights long for this world? And would more people feel safe in unlit spaces if we took a harder line on preventing crime? Oh, and Fireflies in Indonesia โ learn what one conservation group is doing to bring back fireflies! We finish up our August show, joined by Betty Buckley of the film,…
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Checking the Box!

Today, we talk drones vs. fireworks, what is your best recourse when a neighboring business plops on bright lights all night, and whatโs this I hear about a new dark sky parkโฆnear Cherry Springs? This month, Iโm joined by Betty Buckley who made this great film, the Stars at Night โ and by Leo Smith,…
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Why It’s So Bright at Night.

How can one county lead the charge against light pollution while balancing development and environmental preservation? Second District New Castle County, Delaware Councilmember Dee Durham joins host Bill McGeeney to discuss the successful passage of Lighting Ordinance 23-122, aimed at reducing light pollution through smart lighting regulations. Councilmember Durham explains the regulations on specific lighting…
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We Need Better Resolution!

Do we need a new satellite in the sky for monitoring light pollution? What does light at night really mean in terms of economic growth research? Andโฆhave you ever heard of the Rhea constellation? We finish up our July show with Light Justiceโs Lya Osborn, Award Winning Photographer Josh Dury, and Dark Sky Internationalโs own…
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To a Better 2045!

Illuminance โ luminance, tomato โ tomato! What a show we have today! Conflict over bridge lighting in Jacksonville, itโs not what you think! Is there a standard lighting level most people feel comfortable with? And have you seen a positive representation of night in cinema recently? This month, from Light Justice, Lya Osborn, Photographer extraordinaire,…
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Crap Lighting

Boy do we have a show for you today! A wonderful panel of guests including lawyer Yana Yakushina, from Buglife: Mr. David Smith, and the Dark Sky officer for Cumbria, England โ Mr. Jack Ellerby! This month, how did animals fare during the solar eclipse? Are indicator lights making your nights extra bright? And a…
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Radio Aero Ecology

We talk birds, eclipses, and are you interested in purchasing land in a Dark Sky sanctuary… An incredibly enlightening show on birds today! Joining me from the University of Delaware Aeroecology lab, Mr. Jeff Buler, from the Actual Astronomy Podcast, Mr. Shane Ludke, and making his triumphant return after finding the darkened orb in the…
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Sonification

The Great American Eclipse Part II is nearly upon us! Hope you have your plans set! Joining from all the way in Trinidad and Tobago, Isa Mohammed! From an undisclosed space in the desert, Dark Skyโs own, Bettymaya Foott. And educator โ astrophotographer, Mr. Frank Turina! This month, thereโs a ferry station in Seattle that…
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Ar Hyd Y Nos

Plenty on the plate this afternoon! We learned new details on how nighttime flying insects use light at night. Coloradoโs wealthiest ski town decided to create a new Dark Sky ordinance, but should 311 be the mechanism of enforcement? A couple pays 100 in legal fees after they fail to convince a judge of light…
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Why It’s So Bright at Night?

‘Why It’s So Bright at Night’ is a periodic episode of Light Pollution News, where host Bill McGeeney sits down and chats to understand the positions of people who advocate for light. The show’s intent is to spur conversation and understanding, helping all of us work together to a common unified goal of a better…


























