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Extraordinary Aurora Displays Illuminate the Skies: A Rare Celestial Phenomenon

Rare geomagnetic storms caused extraordinary aurora displays, showcasing the mesmerizing power of solar activity—a celestial phenomenon.

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Last week, a remarkable series of geomagnetic storms captivated skywatchers around the world as vibrant aurora displays graced the skies at unprecedented latitudes. These awe-inspiring celestial events, caused by three powerful geomagnetic storms, brought the mesmerizing dance of lights to the most southerly latitudes in the northern hemisphere in over two decades. On December 1 and 2, observers were treated to a stunning spectacle that left spectators in awe and wonder.

Unveiling the Southern Lights:
One of the most remarkable occurrences during this celestial extravaganza was the sighting of the Southern Lights, also known as the aurora Australis. This breathtaking natural phenomenon was witnessed in locations such as New Zealand, Tasmania, and southern Australia, captivating those fortunate enough to witness its ethereal radiance.

Unprecedented Visibility in Japan:
The Japanese islands experienced a rare treat as a vibrant red-colored aurora graced the skies of Hokkaido. For the first time since October 2003, the phenomenon was visible to the naked eye, offering a unique spectacle for observers. This extraordinary event served as a reminder of the immense beauty and power of our universe.

The Science Behind the Spectacle:
Solar physicists predicted the arrival of these remarkable displays following a solar flare that triggered three separate coronal mass ejections (CMEs) on the sun. A coronal mass ejection is a cloud of magnetic fields and charged particles that streams into space at astonishing speeds of up to 1,900 miles per second. These three CMEs occurred within the “Earth strike zone,” with streams of charged particles heading towards our planet in a rare “halo CME” event.

The Impact of Geomagnetic Storms:
When these charged particles interact with Earth’s magnetic field, they create a geomagnetic storm. The intensity of the solar wind determines the vigor and extent of the resulting displays. As these charged particles excite oxygen and nitrogen in Earth’s atmosphere, they produce stunning hues of green and red, painting the night sky with an otherworldly glow.

Expanding the Aurora’s Reach:
Typically, the aurora occurs within an oval around the Arctic and Antarctic Circles. However, during periods of heightened solar activity, such as the present, the aurora can extend closer to the equator. This rare event allowed the Northern Lights (aurora borealis) to be seen as far south as the Midwest U.S. states, Scotland, Wales, and Japan.


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Locations of Intense Displays:
While the aurora reached extraordinary latitudes, the most intense displays were still predominantly observed in locations around the Arctic Circle. Enthusiastic observers in Alaska, northern Canada, Iceland, Norway, Sweden, and Finland were treated to mesmerizing shows of nature’s grandeur.

The Power of Space Weather:
The solar wind, also known as “space weather,” consists of a stream of electrons, protons, and helium nuclei. It originates from coronal holes on the surface of the sun, which are dark regions with low-density plasma in the sun’s corona, its outer atmosphere. As the sun approaches the peak of Solar Cycle 25, this solar wind is becoming increasingly active, resulting in more intense displays of the aurora.

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Anticipating Solar Maximum:
According to the Space Weather Prediction Center (SWPC), the height of the sun’s activity, known as the solar maximum, is predicted to occur between January and October 2024. As we approach this period, skywatchers can anticipate even more extraordinary aurora displays and be ready to witness the celestial spectacle.

The recent series of geomagnetic storms and subsequent aurora displays have left an indelible mark on the memories of those fortunate enough to witness them. From the rare sightings of the Southern Lights to the breathtaking red aurora visible in Japan, these celestial events remind us of the profound beauty and power of our universe. As we continue to explore and understand the intricacies of space weather, let us cherish these extraordinary moments and eagerly await the next chapter in the captivating dance of the Northern and Southern Lights.

https://www.space.com/magnetic-storm-historic-earth-solar-flares-power-grid

https://en.wikipedia.org/wiki/Aurora

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  • Rod Washington

    Rod: A creative force, blending words, images, and flavors. Blogger, writer, filmmaker, and photographer. Cooking enthusiast with a sci-fi vision. Passionate about his upcoming series and dedicated to TNC Network. Partnered with Rebecca Washington for a shared journey of love and art. View all posts

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Rod: A creative force, blending words, images, and flavors. Blogger, writer, filmmaker, and photographer. Cooking enthusiast with a sci-fi vision. Passionate about his upcoming series and dedicated to TNC Network. Partnered with Rebecca Washington for a shared journey of love and art.

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Lifestyle

National Recycling Day: Easy, Fun and Good for the Environment

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How to make every day recycling day

(Family Features) With so many mixed messages, recycling can feel confusing, but the truth is simpler than you might think. Recycling isn’t just for today – it’s a year-round commitment to a healthier planet.

In honor of National Recycling Day, consider these facts about recycling from the experts and tips to make a difference.

Recycling Is Real
Americans recycle more than 6 billion pounds of plastic every year. Among the plastics recycled, polyethylene terephthalate (PET) remains a responsible material choice. PET is the world’s most recycled plastic, with more than 1.8 billion pounds of PET bottles and containers recovered in the U.S. annually. Since PET bottles can be made from 100% post-consumer recycled content, each recycled bottle contributes to a circular economy where materials are continuously reused instead of wasted.

Recycling PET Plastic is Better for the Environment
Countless others from academics, researchers and industry experts show plastics, such as PET specifically, often have a lower environmental impact. In fact, glass bottles produce three times the greenhouse gas emissions compared to PET bottles, and making an aluminum can produces twice the emissions, according to Life Cycle Assessment studies. Producing PET also uses less energy and water and lowers acid rain and smog potential. Using and recycling PET is a more responsible, more eco-friendly choice than banning plastic outright.

Recycling Saves Energy
Recycling PET bottles requires less energy than producing new glass bottles or aluminum cans. Every PET bottle you recycle helps conserve resources and supports a more responsible production cycle.

Not All Plastics are Created Equal
PET is a superstar among plastics because it can be recycled repeatedly without losing strength or quality. It’s also an inexpensive, lightweight and shatter-resistant package that preserves and protects the food and medicine people place in their bodies.

Recycling Can be Easy
Recycling services can be accessible, with many communities across the U.S. offering easy ways to recycle. Today more than 73% of all U.S. households have access to recycling, according to The Recycling Partnership.

By staying informed, choosing packaging that’s easily recyclable and recycling consistently, you can help build a more sustainable future every day. Visit recyclecheck.org to find out where you can recycle in your community.

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5 Recycling Tips

  1. Know your plastics. Look for the No. 1 recycling symbol – inside three arrows forming a triangular shape – to identify polyethylene terephthalate (PET), helping ensure your recycling efforts are impactful.
  2. Recycle PET plastic packaging over bans. Choose products packaged in PET bottles where possible, as recycling PET reduces reliance on resource-heavy materials and greenhouse gas emissions.
  3. See recycling as energy conservation. PET bottle recycling uses significantly less energy compared to producing new glass bottles or aluminum cans.
  4. Think of recycling as an investment. Every PET container you recycle contributes to a circular economy and more sustainable world.
  5. Get involved within your community. Connect with local recycling programs and stay updated on your area’s recycling guidelines by visiting recyclecheck.org.

Photo courtesy of Shutterstock

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Our Lifestyle section on STM Daily News is a hub of inspiration and practical information, offering a range of articles that touch on various aspects of daily life. From tips on family finances to guides for maintaining health and wellness, we strive to empower our readers with knowledge and resources to enhance their lifestyles. Whether you’re seeking outdoor activity ideas, fashion trends, or travel recommendations, our lifestyle section has got you covered. Visit us today at https://stmdailynews.com/category/lifestyle/ and embark on a journey of discovery and self-improvement.

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The Earth

5 Sustainable Agriculture Practices for Long-Term Success

Implementing sustainable practices aimed at sequestering carbon, or carbon farming, can help farmers and ranchers increase their bottom line while managing environmental impact in numerous ways, including keeping the soil covered year-round, reducing or eliminating tillage and effectively managing range and pasture lands.

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Sustainable Practices

(Family Features) Implementing sustainable practices aimed at sequestering carbon, or carbon farming, can help farmers and ranchers increase their bottom line while managing environmental impact in numerous ways, including keeping the soil covered year-round, reducing or eliminating tillage, and managing range and pasture lands. Carbon farming practices help farmers and ranchers reap the proven benefits of a conservation approach. That, combined with a new revenue stream available via voluntary carbon programs, offers the potential for better outcomes.

Of the Earth’s land surface, 38% is used for agriculture. Capturing carbon in the soil is an affordable and scalable way to cut greenhouse gas emissions in the atmosphere while nurturing healthy, secure and sustainable food systems. Through soil carbon sequestration, farmers and ranchers can become leaders in limiting the effects of climate change while enriching the land’s livelihood.

Implementing practices that meet operational needs, and ultimately sequester carbon to generate carbon credits, allows ranchers and farmers to create additional income, lower future management costs and improve soil health, resulting in enhanced yields, cost savings and more resilient, healthy fields and pastures.

Working closely with farmers and ranchers across the United States, Agoro Carbon Alliance helps implement sustainable practices like these, which bolster natural soil fertility and can also generate carbon credits and new revenue streams.

  1. No-Till and Reduced-Till Farming: Reducing or eliminating tillage minimizes disruption to the soil and reduces carbon emissions. When soil is tilled, it releases carbon stored within the ground into the atmosphere. Moving an operation to reduced till or no-till practices not only offers benefits to soil quality but can also play a role in mitigating soil erosion, as well as reducing fuel and labor costs.
     
  2. Cover Crops: Cover crops improve soil health and help keep carbon “locked in” while preventing nutrient loss and erosion in fields. Developing an effective and profitable cover crop strategy is one way farmers partner with Agoro Carbon Alliance. Backed by a team of highly trained agronomists that collaborate with producers, their team of local agronomists work one-on-one with producers to build a cover crop strategy that best suits each unique operation and keeps soil thriving year-round.
     
  3. Interseeding: A related and valuable approach to soil protection and carbon sequestration is interseeding. This occurs when a new crop is planted as a cover or companion in a field where an existing crop has reached vegetative growth. Interseeding increases the number of plants in the soil, resulting in more roots, which promote more efficient biomass and carbon sequestration.
     
  4. Rotational Grazing and Grazing Management: Controlling livestock grazing patterns can be advantageous for animal health, as well as the soil and pasture quality. Moving animals from one pasture to another on a systematic basis provides greater control over the quality of the forage, allowing plants to deepen root systems, which enhances the soil’s biomass and supports more efficient carbon sequestration. Rotational grazing also prevents the soil from becoming excessively compacted by animal movement and allows ranchers to distribute natural manure fertilization more evenly.
     
  5. Nitrogen Management: Strategically managing how and when nitrogen fertilizer is applied can both increase crop efficiency and yield potential while reducing environmental impacts associated with nitrogen fertilizers. Judicious use of nitrogen-containing fertilizers can help optimize carbon storage, boost yield potential and improve forage.

Soil conservation practices can drive productivity and add a new revenue stream for farm and ranch operations, as well as generate carbon credits. Learn more about sustainable agriculture and carbon cropping at agorocarbonalliance.com.

 

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Our Lifestyle section on STM Daily News is a hub of inspiration and practical information, offering a range of articles that touch on various aspects of daily life. From tips on family finances to guides for maintaining health and wellness, we strive to empower our readers with knowledge and resources to enhance their lifestyles. Whether you’re seeking outdoor activity ideas, fashion trends, or travel recommendations, our lifestyle section has got you covered. Visit us today at https://stmdailynews.com/category/lifestyle/ and embark on a journey of discovery and self-improvement.


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News

Untreated sewage and fertilizer runoff threaten the Florida manatee’s main food source, contributing to malnutrition

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Researchers believe a decline in seagrass is leaving manatees malnourished. Dave Fleetham/Design Pics Editorial/Universal Images Group via Getty Images

Aarin-Conrad Allen, Florida International University

The gentle, slow-moving Florida manatee has no natural predators.

And yet, these charismatic mammals face numerous threats.

Manatees are struck by vessels in busy waterways across the state, and a majority bear scars from these collisions.

Harmful algal blooms – characterized by the rapid growth of algae that degrades water quality – can impair their nervous systems.

With less blubber, or fat, compared with other marine mammals like whales, dolphins, seals and sea lions, manatees are vulnerable to cold-stress syndrome during winter months.

And they can ingest or get entangled in marine debris like derelict fishing gear and drown or be crushed by floodgate and water control structures.

I am a doctoral candidate in marine biology at Florida International University’s Institute of Environment. Over the past 15 years, I have gained extensive experience working with marine mammals, particularly manatees.

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Recently, my colleagues at the United States Geological Survey, Florida Department of Environmental Protection and I documented a change in the dietary pattern of manatees. We found that manatees are eating less seagrass – traditionally their primary food source – and more algae than in decades past. This change occurred along Florida’s Atlantic coast during a period of extensive seagrass decline.

We believe this represents an emerging threat to the species’ survival.

Protected species

Manatees were listed as an endangered species under the Endangered Species Act of 1973. By the early 1990s, the manatee population in Florida had dwindled to less than 1,300.

Researchers believe that federal protection, along with additional state measures such as slow-speed zones and no-entry refuges, has contributed to the growth of the manatee population in Florida.

In 2017, manatees were reclassified from endangered to threatened. Surveyors counted 5,733 individual manatees during a statewide aerial survey conducted in 2019.

Florida manatees average 9-12 feet (2.7-3.7 meters) in length and typically weigh about 1,000 pounds (450 kilograms), but they can grow as large as 3,500 pounds (1,600 kilograms). As the largest fully aquatic herbivore, they consume 5% to 10% of their body weight in vegetation each day.

While manatees eat a broad diet of over 60 different plants, they most commonly feed on species of seagrass. Seagrasses are marine plants that, like land plants, have leaves, flowers, roots and seeds, and make their food through photosynthesis.

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So what happens when these seagrasses are no longer available?

A changing estuary

The Indian River Lagoon is an estuary along Florida’s east coast that covers roughly 350 square miles (560 square kilometers) between the mainland and barrier islands, from Ponce Inlet to Jupiter Inlet.

It is a critical habitat for manatees, which feed on native seagrass meadows in the lagoon during their seasonal migrations.

Seagrasses are vital to the health of marine ecosystems. They are a habitat for juvenile fish and other marine organisms, provide food for aquatic herbivores, reduce carbon in the atmosphere and improve water quality. They also protect coastal habitats by stabilizing sediments and reducing wave energy that can erode shorelines and damage coastal infrastructure, especially during hurricanes.

For more than a decade, the Indian River Lagoon has experienced extensive loss of seagrass meadows, due to a series of algae blooms associated with nutrient runoff and degraded water quality from septic overflow leaching into the environment.

When untreated sewage and fertilizers flow into the estuary, they add nitrogen, phosphorus and other nutrients that drive excessive algal growth. These harmful algal blooms deplete oxygen levels and block sunlight, which seagrass needs for photosynthesis.

Between 2011 and 2019, over 50% of all seagrass in the lagoon was lost. This led to an increase in macroalgae and even led to a change in the animal communities that live in the lagoon. For example, among finfish, sheepshead populations declined, while seabream numbers increased. Invertebrate communities were also affected, with bryozoans colonizing areas previously dominated by barnacles.

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Manatees along the Atlantic coast have suffered two unusual mortality events since the seagrass decline, including one that is ongoing. Researchers attribute the increase in manatee deaths to malnutrition due to a shortage of seagrasses in the Indian River Lagoon.

Manatee feeds on green vegetation in murky water
Manatees typically eat 50 to 100 pounds of seagrass per day. Joe Raedle/Getty Images

A shift in manatees’ diet

In our study, we examined 193 manatee stomach samples collected from carcasses recovered from the Indian River Lagoon during two time periods – one before and one after the onset of the seagrass loss in 2011.

We compared stomach sample contents from carcasses collected between 1977 and 1989 with samples collected between 2013 and 2015.

Our findings indicate that manatees consumed 45% less seagrass and 74% more algae after the seagrass decline.

Recently, in a study supported by FIU’s Center for Aquatic Chemistry and Environment, I investigated differences in the nutritional composition – like protein, fat, carbohydrate and fiber – of items identified in manatee stomach samples. My preliminary results show notable differences in the nutritional composition of seagrass and algae.

Marine mammals are particularly vulnerable to dietary shifts due to their large size and high energy demands. Such changes can worsen their physical health and increase the likelihood of starvation.

Depleted oxygen levels are having a similar impact on aquatic vegetation and seagrass meadows in other regions of Florida, like Biscayne Bay and the Caloosahatchee River and Estuary. This suggests that the ecological challenges seen in the Indian River Lagoon could become more widespread.

What is the solution?

Remediation efforts within the lagoon have incorporated the restoration of seagrass through aquaculture and replanting strategies, similar to efforts to restore coral reefs.

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While the lagoon’s seagrass has recently shown signs of regrowth, the rehabilitation of the ecosystem must begin with improving and maintaining water quality.

Counties along the lagoon have enacted fertilizer bans that aim to reduce the levels of nitrogen and phosphorus in the water that drive algal blooms.

New research, however, indicates that these restrictions alone will not fix the problem, as residential septic systems are the primary source of nutrient pollution in the lagoon.

Furthermore, many of the factors contributing to harmful algal blooms are intensified by global warming and changing climate, which could accelerate the decline of seagrass in Florida and elsewhere.

Given the multiple, synergistic threats facing manatees, I believe that improving water quality, protecting their food sources, and further research – coupled with community outreach and education – are critical to ensure the long-term survival of this iconic Florida species.

Aarin-Conrad Allen, Ph.D. Candidate in Marine Sciences, Florida International University

This article is republished from The Conversation under a Creative Commons license. Read the original article.

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The science section of our news blog STM Daily News provides readers with captivating and up-to-date information on the latest scientific discoveries, breakthroughs, and innovations across various fields. We offer engaging and accessible content, ensuring that readers with different levels of scientific knowledge can stay informed. Whether it’s exploring advancements in medicine, astronomy, technology, or environmental sciences, our science section strives to shed light on the intriguing world of scientific exploration and its profound impact on our daily lives. From thought-provoking articles to informative interviews with experts in the field, STM Daily News Science offers a harmonious blend of factual reporting, analysis, and exploration, making it a go-to source for science enthusiasts and curious minds alike. https://stmdailynews.com/category/science/


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