PRX - Pieces for Topic: Environment

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165 results


700-Martian Storms(486)
From: Albert Grauer
Series: Travelers In The Night
Caption: Martian Dust Storm, Credit: NASA
In a few weeks ,as Earth and Mars moved closer together, a dust storm engulfed most of the red planet making it impossible to see its surface featu...

Bought by Simply Beautiful, KGLP, RADIOLEX, WTIP, KKRN and more


  • Added: Jun 26, 2022
  • Length: 02:00
  • Purchases: 7
694-Comet Catalina(479)
From: Albert Grauer
Series: Travelers In The Night
Caption: Comet Johnson, Credit: CSS/NASA/U.Arizona
Comet C/2018 M1 (Catalina) is eternal in the sense that it will likely wander the vast space between the stars in our Milky Way Galaxy until the en...

Bought by KENW, Allegheny Mountain Radio, Simply Beautiful, KICI Iowa City, KGLP and more


  • Added: May 15, 2022
  • Length: 02:00
  • Purchases: 9
693-Comet Leonard III(478)
From: Albert Grauer
Series: Travelers In The Night
Caption: Comet Christensen, Credit: NASA
My Catalina Sky Survey teammate Greg Leonard knew he had bagged his third comet when he spotted an unknown fuzzy object with a broad tail moving th...

Bought by KENW, Allegheny Mountain Radio, Simply Beautiful, KICI Iowa City, KGLP and more


  • Added: May 08, 2022
  • Length: 02:00
  • Purchases: 10
692-Lonely Fragment(475)
From: Albert Grauer
Series: Travelers In The Night
Piece image
A 2000 foot diameter space rock has stories to tell about violent events long ago. Asteroid hunters are eager to track this huge collision fragment...

Bought by KENW, Allegheny Mountain Radio, Simply Beautiful, KGLP, RADIOLEX and more


  • Added: May 01, 2022
  • Length: 02:00
  • Purchases: 9
649-30 Days of Traffic
From: Albert Grauer
Series: Travelers In The Night
Piece image
During a recent 30 day period asteroid hunters spotted 88 small space rocks passing through our neighborhood. Their diameters ranged from the leng...

Bought by KENW, Allegheny Mountain Radio, Simply Beautiful, KGLP, WTIP and more


  • Added: Jul 03, 2021
  • Length: 02:00
  • Purchases: 9
648-Smoky Nights
From: Albert Grauer
Series: Travelers In The Night
Caption: Smith Telescope McDonald Observatory, Credit: McDonald Observatory
Until recently smoky nights at the observatory were rare. Now they have become more common place as wild fires continue to devastate portions of th...

Bought by KENW, Allegheny Mountain Radio, Simply Beautiful, RADIOLEX, KGLP and more


  • Added: Jun 27, 2021
  • Length: 02:00
  • Purchases: 10
647-Vigilance
From: Albert Grauer
Series: Travelers In The Night
Piece image
A break in the weather provides the opportunity to discover an Earth approaching object.

Bought by KENW, Allegheny Mountain Radio, Simply Beautiful, KGLP, RADIOLEX and more


  • Added: Jun 20, 2021
  • Length: 02:00
  • Purchases: 12
646-Young Martian Volcanoes
From: Albert Grauer
Series: Travelers In The Night
Caption: Recent explosive volcanic deposit around a fissure of the Cerberus Fossae system. , Credit: NASA/JPL/MSSS/The Murray Lab
Relatively recent volcanic activity observed on Mars suggests that where subsurface martian magma and frozen water meet is where microbial life cou...

Bought by KENW, Simply Beautiful, Allegheny Mountain Radio, KGLP, RADIOLEX and more


  • Added: Jun 13, 2021
  • Length: 02:00
  • Purchases: 10
644-Tracking Meteoroids
From: Albert Grauer
Series: Travelers In The Night
Piece image
A team of astronomers find that as many as 14 comets which came to less than 4 times the Moon's distance from us as long as 4,000 years ago are de...

Bought by KENW, Simply Beautiful, Allegheny Mountain Radio, KRZA, WTIP and more


  • Added: May 29, 2021
  • Length: 02:00
  • Purchases: 9
Within Our Grasp: Sharman Apt Russell on Childhood Malnutrition
From: Alex Wise
Series: Sea Change Radio
Caption: Sharman Russell
As Anne Frank wrote in her diary, “hunger is not a problem, it is an obscenity.” This week on Sea Change Radio, we speak to author Sharman Apt Russ...

  • Added: May 06, 2021
  • Length: 29:00
Eriel Deranger of Indigenous Climate Action
From: Alex Wise
Series: Sea Change Radio
Caption: Eriel Deranger
The list of crimes committed in the name of so called “progress” includes modern offenses such as the Trump Administration’s effort to sell off Nat...

Bought by Yellowstone Public Radio


  • Added: Apr 15, 2021
  • Length: 29:00
  • Purchases: 1
637-Martian Dust
From: Albert Grauer
Series: Travelers In The Night
Caption: Zodiacal Light and Mars , Credit: Joshua Rhoades
After sunset in the spring and before sunrise in the fall, at a natural night sky location like the Cosmic Campground International Dark Sky Sanctu...

Bought by KENW, Simply Beautiful, Allegheny Mountain Radio, KICI Iowa City, KGLP and more


  • Added: Apr 11, 2021
  • Length: 02:00
  • Purchases: 10
631-Greg's Comet
From: Albert Grauer
Series: Travelers In The Night
Piece image
My Catalina Survey Teammate Greg Leonard was asteroid hunting with our 60 inch telescope on Mt. Lemmon, Arizona when he spotted a fuzzy object wit...

Bought by KENW, Simply Beautiful, Allegheny Mountain Radio, KICI Iowa City, WTIP and more


  • Added: Feb 28, 2021
  • Length: 02:00
  • Purchases: 11
Joe Brewer: Farms of the Future
From: Alex Wise
Series: Sea Change Radio
Caption: Joe Brewer
For environmentalists “agriculture” can be something of a dirty word, associated with other words such as, pesticides, water consumption, pollutant...

Bought by Yellowstone Public Radio


  • Added: Dec 16, 2020
  • Length: 29:00
  • Purchases: 1
616-100 Million Year Old Crater
From: Albert Grauer
Series: Travelers In The Night
Caption: Fitzgerald River National Park in Western Australia, Credit: Yewenyi, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=1370203
In western Australia, rock samples and maps of the local geology obtained while exploring for gold show evidence of a 3 mile diameter meteor crater...

Bought by KCHW, KENW, Simply Beautiful, Allegheny Mountain Radio, KGLP and more


  • Added: Nov 13, 2020
  • Length: 02:00
  • Purchases: 11
614-Rare Atira
From: Albert Grauer
Series: Travelers In The Night
Piece image
The Atira class of Earth approaching asteroids are ones whose orbit is entirely within that of the Earth's path about the Sun. Less than 3 dozen o...

Bought by KCHW, KENW, Simply Beautiful, Allegheny Mountain Radio, KGLP and more


  • Added: Oct 30, 2020
  • Length: 02:00
  • Purchases: 11
611-Aurora Mysteries
From: Albert Grauer
Series: Travelers In The Night
Piece image
Auroral displays have been observed and reported on throughout human history. Data from NASA's 5 Themis (Themm us) satellites analyzed by powerfu...

Bought by KCHW, KENW, Raven Radio, Simply Beautiful, Allegheny Mountain Radio and more


  • Added: Oct 09, 2020
  • Length: 02:00
  • Purchases: 12
607-Good Night
From: Albert Grauer
Series: Travelers In The Night
Caption: Artistic illustration of an asteroid approaching Earth. , Credit: Image Credit: Dieter Spannknebel / Getty Images
Nearly every day during the monsoon rainy season in the American southwest, afternoon thunderstorms require putting mountain top telescopes and ca...

Bought by KCHW, KENW, Simply Beautiful, Allegheny Mountain Radio, KGLP and more


  • Added: Sep 11, 2020
  • Length: 02:00
  • Purchases: 12
604-Comet Rankin
From: Albert Grauer
Series: Travelers In The Night
Caption: The Kitt Peak National Observatory in Arizona captured this image of Comet NEAT on May 7, 2004. , Credit: NASA
There may be as many as a trillion small icy objects in the Oort cloud near the outer edge of our solar system. Very rarely one of these frozen ice...

Bought by KCHW, KENW, Simply Beautiful, Allegheny Mountain Radio, KSFR and more


  • Added: Aug 21, 2020
  • Length: 02:00
  • Purchases: 12
602-Solar Flares
From: Albert Grauer
Series: Travelers In The Night
Piece image
Some stars can have flares which can cause them to more than double in brightness in a few minutes. Fortunately our Sun does not do that and the Ea...

Bought by KCHW, KENW, Simply Beautiful, Allegheny Mountain Radio, WTIP and more


  • Added: Aug 07, 2020
  • Length: 02:00
  • Purchases: 12
601-Phaethon's Child
From: Albert Grauer
Series: Travelers In The Night
Piece image
Phaethon (Faith on) is a strange, 4 mile diameter, blueish asteroid. It travels on an orbit which comes so close to the Sun that its exterior is h...

Bought by KCHW, KENW, Simply Beautiful, Allegheny Mountain Radio, WLPR and more


  • Added: Jul 31, 2020
  • Length: 02:00
  • Purchases: 12
600-Big and Close
From: Albert Grauer
Series: Travelers In The Night
Piece image
My Catalina Sky Survey teammate Hannes Groeller was asteroid hunting in the constellation of Pegasus with our 60 inch telescope on Mt. Lemmon, Ariz...

Bought by KCHW, KENW, Simply Beautiful, WLPR , WTIP and more


  • Added: Jul 24, 2020
  • Length: 02:00
  • Purchases: 11
596-Next Solar Cycle
From: Albert Grauer
Series: Travelers In The Night
Piece image
If the current trend in 11 year solar cycles for the past 50 years continues, we can expect lower than average solar activity and the Earth will...

Bought by KCHW, Simply Beautiful, Allegheny Mountain Radio, Allegheny Mountain Radio, WLPR and more


  • Added: Jun 25, 2020
  • Length: 02:00
  • Purchases: 11
595-Monster Comet C/2020 H2 (Pruyne)
From: Albert Grauer
Series: Travelers In The Night
Piece image
My Catalina Sky Survey teammate Teddy Pruyne was asteroid hunting in the constellation of Pegasus with our Schmidt telescope on Mt. Bigelow, Arizon...

Bought by KCHW, Simply Beautiful, Allegheny Mountain Radio, Allegheny Mountain Radio, WLPR and more


  • Added: Jun 19, 2020
  • Length: 02:00
  • Purchases: 13
594-Earth Grazer
From: Albert Grauer
Series: Travelers In The Night
Piece image
Asteroid hunters have discovered that the Earth encounters many tiny asteroids as it zips around the Sun at 67,000 miles per hour. Recently my Cata...

Bought by KCHW, Simply Beautiful, Allegheny Mountain Radio, Allegheny Mountain Radio, WLPR and more


  • Added: Jun 13, 2020
  • Length: 02:00
  • Purchases: 12