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Arctic Sea Ice Near Historic Low; Antarctic Ice Continues Decline
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By Space Force
The Department of the Air Force recorded significant audit achievements in Fiscal Year 2024, securing remediation's for all three of its audit roadmap targets, including two material weaknesses and one significant deficiency.
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By European Space Agency
As Arctic temperatures rise, marine-terminating glaciers—especially in places like Svalbard—are undergoing rapid retreat and intensified calving.
The ESA-funded Space for Shore project utilises radar data from the Copernicus Sentinel-1 mission to provide precise, year-over-year insights into glacier retreat and calving intensity, particularly in areas like Kongsfjorden, where notable glaciers are experiencing significant retreat.
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By NASA
4 min read
Preparations for Next Moonwalk Simulations Underway (and Underwater)
Coastal locations, such as Drakes Bay on the Point Reyes peninsula in Northern California, are increasingly vulnerable to sea level rise.NOAA/NMFS/WCR/CCO The information will help people who live in coastal areas prepare for impacts caused by rising sea levels.
Earth’s ocean is rising, disrupting livelihoods and infrastructure in coastal communities around the world. Agencies and organizations are working to prepare people as their world changes around them, and NASA information is helping these efforts.
The agency’s global data is now available in the sea level section of the Earth Information Center. NASA developed the global sea level change website in collaboration with the U.S. Department of Defense, the World Bank, the U.S. Department of State, and the United Nations Development Programme.
The site includes information on projected sea level rise through the year 2150 for coastlines around the world, as well as estimates of how much flooding a coastal community or region can expect to see in the next 30 years. The projections come from data collected by NASA and its partners and from computer models of ice sheets and the ocean, as well as the latest sea level assessment from the Intergovernmental Panel on Climate Change, and other sources.
“NASA innovates for the benefit of humanity. Our cutting-edge instruments and data-driven information tools help communities and organizations respond to natural hazards and extreme weather, and inform critical coastal infrastructure planning decisions,” said Karen St. Germain, director of the Earth science division at NASA Headquarters in Washington.
Information to Action
International organizations such as the World Bank will use the data from the global sea level change site for tasks including the creation of Climate Risk Profiles for countries especially vulnerable to sea level rise.
The Defense Department will continue to incorporate sea level rise data into its plans to anticipate and respond to hazards posed to its facilities by the effects of rising oceans. Similarly, the State Department uses the information for activities ranging from disaster preparedness to long-term adaptation planning to supporting partners around the world in related efforts.
“We are at a moment of truth in our fight against the climate crisis. The science is unequivocal and must serve as the bedrock upon which decision-making is built. With many communities around the world already facing severe impacts from sea-level rise, this new resource provides a vital tool to help them protect lives and livelihoods. It also illustrates what is at stake between a 1.5-degree-Celsius world and a current-policies trajectory for all coastal communities worldwide,” said Assistant Secretary-General Selwin Hart, special adviser to the United Nations secretary-general on climate action and just transition.
Rising Faster
NASA-led data analyses have revealed that between 1970 and 2023, 96% of countries with coastlines have experienced sea level rise. The rate of that global rise has also accelerated, more than doubling from 0.08 inches (0.21 centimeters) per year in 1993 to about 0.18 inches (0.45 centimeters) per year in 2023.
As the rate of sea level rise increases, millions of people could face the related effects sooner than previously projected, including larger storm surges, more saltwater intrusion into groundwater, and additional high-tide flood days — also known as nuisance floods or sunny day floods.
“This new platform shows the timing of future floods and the magnitude of rising waters in all coastal countries worldwide, connecting science and physics to impacts on people’s livelihoods and safety,” said Nadya Vinogradova Shiffer, director of the ocean physics program at NASA Headquarters in Washington.
Data released earlier this year found that Pacific Island nations will experience at least 6 inches (15 centimeters) of sea level rise in the next 30 years. The number of high-tide flood days will increase by an order of magnitude for nearly all Pacific Island nations by the 2050s.
“The data is clear: Sea levels are rising around the world, and they’re rising faster and faster,” said Ben Hamlington, a sea level researcher at NASA’s Jet Propulsion Laboratory in Southern California and head of the agency’s sea level change science team. “Having the best information to make decisions about how to plan for rising seas is more crucial than ever.”
To explore the global sea level change site:
https://earth.gov/sealevel
News Media Contacts
Karen Fox / Elizabeth Vlock
NASA Headquarters, Washington
202-358-1600
karen.c.fox@nasa.gov / elizabeth.a.vlock@nasa.gov
Jane J. Lee / Andrew Wang
Jet Propulsion Laboratory, Pasadena, Calif.
818-354-0307 / 626-379-6874
jane.j.lee@jpl.nasa.gov / andrew.wang@jpl.nasa.gov
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Last Updated Nov 13, 2024 Related Terms
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By NASA
NASA and the military have shared strong connections since the agency’s early days. From the nation’s earliest aeronautic research and the recruitment of test pilot astronauts to modern-day technology development, satellite management, and planetary defense, NASA has built a longstanding partnership with the military.
This legacy of collaboration has created natural opportunities for former service members to join NASA’s ranks at the conclusion of their military careers.
Lewis Swain is one of the many veterans working at Johnson Space Center in Houston today. Swain was recruited by NASA contractor McDonnell Douglas after leaving the military in 1980. He commissioned as a second lieutenant and served in the Air Force for 12 years, flying nearly 200 combat missions during two tours in Vietnam.
“The shuttle program was starting, and they needed ex-military pilots to serve as simulation instructors,” he said. Swain specialized in control and propulsion systems instruction for several years before becoming the training team lead for shuttle missions. Following the Challenger accident in 1986, Swain transitioned to supporting the International Space Station Program and Return to Flight evaluations. He has been a civil servant since 1989 and a training facility manager since 2006.
L. Jerry Swain during his Air Force career (left) and as a facility manager at Johnson Space Center in Houston (right).Images courtesy of L. Jerry Swain NASA’s Pathways Internship Program has also provided a point of entry for former service members. John Smith was studying mechanical engineering at the University of Texas at El Paso when he made an impactful Johnson connection. “I met with a former flight director, Ms. Ginger Kerrick, at a career fair hosted by my university,” he said. “Pathways happened to be accepting applications at the time and she enthusiastically encouraged me to apply. I never expected to get a response, much less an offer. I couldn’t say yes fast enough when it came!”
For others, the NASA SkillBridge Program has been instrumental in transitioning from the military to civilian careers. The program connects individuals in their final months of military service with a NASA office or organization. SkillBridge fellows work anywhere from 90 to 180 days, contributing their unique skillsets to the agency while building their network and knowledge. Since fellows’ pay and benefits are provided by their military branch, their support comes at no additional cost to NASA.
Johnson hosted the agency’s first-ever SkillBridge fellow in spring 2019, paving the way for many others to follow. Albert Meza, an Air Force space professional, was among this first wave of service members at NASA.
Approaching retirement from the Air Force in November 2019, Meza planned to move his family back to Houston that summer, then join them in the fall once his military service ended. A colleague encouraged him to apply for SkillBridge because it would let Meza move with his family. Meza was skeptical, noting the military is not typically flexible on moves or timelines, but after a quick meeting with his commanding officer and finding a Johnson team to work with, he was on his way to Houston. “It was unbelievable,” he said. “It kind of fell into my lap.”
Albert Meza visits Johnson Space Center’s Space Vehicle Mockup Facility while serving in the Air Force (left) and receives an award from NASA astronaut Rex J. Walheim during his retirement ceremony at Space Center Houston (right). Images courtesy of Albert Meza Today Meza is a payload integration manager for NASA’s CLPS (Commercial Lunar Payload Services) program, working within the Exploration Architecture, Integration, and Science Directorate at Johnson. In this role, he acts as a liaison between payload teams and the vendor developing a lander to help ensure flight requirements are understood and met.
Meza is also one of SkillBridge’s on-site coordinators. He said that when he first arrived at Johnson, he realized the program was relatively unknown. “I thought, I need to take the responsibility for waving the flag for SkillBridge at NASA.” Meza works tirelessly to educate service members, military leaders, and NASA supervisors about the program’s benefits. He also emphasizes how easy it is for NASA supervisors to host a fellow. “You get someone for six months who is already disciplined, loyal, and has all of these highly trained credentials,” he said. “Any civil servant supervisor can host a SkillBridge fellow. The only real requirement is that the supervisor can provide IT assets and a work location.”
Johnson has hosted more than 25 SkillBridge fellows since the program’s inception. Many fellows have since accepted full-time positions with NASA, including Patricia “Trish” Elliston. Meza found her a SkillBridge position with the center’s Protective Services Division in spring 2023. Elliston relocated to Houston in 2020, a few years prior to her anticipated retirement from the U.S. Coast Guard. Living in Houston and interacting with numerous NASA employees, along with prior experience working with the agency in maritime safety, convinced Elliston that Johnson was the place for her.
Trish Elliston flies aboard an aircraft during a mission (left) and visits Johnson Space Center’s Space Vehicle Mockup Facility (right) while serving in the U.S. Coast Guard. Images courtesy of Trish Elliston “During my internship I networked as much as possible and made every effort to learn as much as I could so that I could be better prepared to start my civilian career,” Elliston said. “I worked hard and learned a lot, and when a job opportunity became available, I applied.” She now works as a cyber intelligence analyst within the Flight Operations Directorate.
Meza notes that SkillBridge is a transition program, not a hiring program, and that some fellows have not received a job offer or have decided to pursue other opportunities. What happens after a SkillBridge fellowship depends on each individual and whether they’ve demonstrated their potential and built relationships in a way that turns this ‘foot in the door’ into a full-time position.
Interested in becoming a SkillBridge fellow at NASA? Learn more about the program and submit your application here.
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By USH
While observing the Orion Nebula with his 12-inch Dobsonian telescope, a sky-watcher noticed an unusual flashing object. As stars appeared to drift due to Earth's rotation, this particular object while flashing approximately every 20 seconds clearly travels through deep space.
The observer wonders whether it might be a rotating satellite or not. However, this isn’t the first sighting of cigar-shaped UFOs or other mysterious objects traveling through space near the Orion Nebula, so it is quite possible that it could be an interstellar craft.
Over the years, I have shared several articles, complete with images and videos, documenting similar UFO sightings around the Orion Nebula. You can explore these under the tag: Orion Nebula.
Interestingly, these sightings have all occurred between November and February, suggesting there may be a seasonal pattern to these observations.
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