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Tropical storms trigger Antarctic ice melt

New factors have been identified which contribute to record-high temperatures and ice melt over the eastern Antarctic Peninsula and Larsen C Ice Shelf......»»

Category: topSource:  physorgJul 13th, 2022

Deep-sea coral evidence found for enhanced subglacial discharge from Antarctica during meltwater pulse 1A

Subglacial discharge from the Antarctic Ice Sheet (AIS) likely played a crucial role in the loss of ice sheet and the subsequent rise in sea level during the last deglaciation. However, no direct proxy is currently available to document subglacial di.....»»

Category: topSource:  physorgRelated NewsNov 16th, 2023

Three thousand years" worth of carbon monoxide records show positive impact of global intervention in the 1980s

An international team of scientists has reconstructed a historic record of the atmospheric trace gas carbon monoxide by measuring air in polar ice and air collected at an Antarctic research station......»»

Category: topSource:  physorgRelated NewsNov 16th, 2023

Natural coasts protect against tropical cyclones, but this protection is declining: Study

People living on the in low-lying coastal areas will be at even greater risk from cyclones in the future. Natural ecosystems offer protection, but this protection has decreased in recent years and is expected to continue to decline. This is a finding.....»»

Category: topSource:  physorgRelated NewsNov 15th, 2023

Climate engineering could slow Antarctic ice loss, study says

Scattering sunlight-reflecting particles in the atmosphere could slow rapid melting in West Antarctica and reduce the risk of catastrophic sea-level rise, according to a study led by Indiana University researchers......»»

Category: topSource:  physorgRelated NewsNov 15th, 2023

What"s behind the toxic levels of mercury in tropical birds? Gold mining, study shows

The tropics are home to more than 75% of all species and are projected to support 50% of the world's human population by mid-century, but little is known about mercury pollution in these life-filled regions......»»

Category: topSource:  physorgRelated NewsNov 14th, 2023

AI outperforms conventional weather forecasting for the first time: Google study

AI models may soon enable more accurate forecasts with higher speed and lower cost. Enlarge / A file photo of Tropical Storm Fiona as seen in a satellite image from 2022. (credit: Getty Images) On Tuesday, the peer-revie.....»»

Category: topSource:  arstechnicaRelated NewsNov 14th, 2023

Five ways NASA supercomputing takes missions from concept to reality

NASA high-end computing plays a key role in taking many agency missions from concept to application in the real world. From increasing accuracy of global weather forecasts for forecast entities (like NOAA) to warn of severe storms, to designs for fut.....»»

Category: topSource:  physorgRelated NewsNov 14th, 2023

Researchers: Collapse of West Antarctic ice sheet is still preventable—if we act fast to keep future warming in check

Projecting when and how fast the West Antarctic Ice Sheet will lose mass due to current and future global ocean warming—and the likely impact on sea level rise and coastal communities—is a priority for climate science......»»

Category: topSource:  physorgRelated NewsNov 14th, 2023

New study highlights need to address risk of continued global warming after net zero

From scorching heat waves to torrential downpours and devastating storms, the disastrous effects of global warming are sweeping across the world. Considering the predicted outcome of burning fossil fuels, our best and only plan to limit warming is to.....»»

Category: topSource:  physorgRelated NewsNov 14th, 2023

Climate change increasing likelihood of extreme snowfall in the French Alps, research suggests

Global warming is often cited as having a negative impact on snow and ice melt in cold regions, yet new research published in The Cryosphere has suggested that extreme snowfall events may be a feature of some locations at higher latitudes and elevati.....»»

Category: topSource:  physorgRelated NewsNov 14th, 2023

New AI system can map giant icebergs from satellite images 10,000 times faster than humans

Scientists have trained an artificial intelligence (AI) system to accurately map—in one-hundredth of a second—the surface area and outline of giant icebergs captured on satellite images. The paper, titled "Mapping the extent of giant Antarctic ic.....»»

Category: topSource:  physorgRelated NewsNov 8th, 2023

"Alien" wasps thriving in tropical forests, study finds

Researchers say they have discovered a high diversity of Darwin wasps in a tropical rainforest in Brazil, wasps which were previously thought to thrive more in cooler habitats......»»

Category: topSource:  physorgRelated NewsNov 8th, 2023

Fungal hybrids study finds climate crisis could trigger outbreak of new and lethal infectious diseases

The climate emergency poses a major threat to human health. Rising temperatures and changes in ecosystem conditions, coupled with globalization and human action, such as the extensive use of fungicides and antibiotics in agriculture, can favor the em.....»»

Category: topSource:  physorgRelated NewsNov 7th, 2023

A new kind of trade deal could help protect the world"s tropical forests

Historically, trade liberalization has been bad news for the world's tropical forests. As wealthy nations' appetite for imported agricultural goods like beef and soy has exploded, deforestation in countries such as Brazil has surged......»»

Category: topSource:  physorgRelated NewsNov 7th, 2023

New study sheds light on Adélie penguins" reliance on declining sea ice during molt

A study published in the Proceedings of the National Academy of Sciences underscores the pivotal role that seasonal Antarctic sea ice plays in the annual molting periods of Adélie penguins......»»

Category: topSource:  physorgRelated NewsNov 6th, 2023

Q&A: Birds of East Africa—their extraordinary diversity and changing behavior

101 Curious Tales of East African Birds is a new book that uses academic research to tell fascinating stories about the tropical birds of east Africa, from well-known species to rare ones. It also explores changing bird behavior in the region. Its au.....»»

Category: topSource:  physorgRelated NewsNov 6th, 2023

2023 ozone hole ranks 16th largest, NASA and NOAA researchers find

The 2023 Antarctic ozone hole reached its maximum size on Sept. 21, according to annual satellite and balloon-based measurements made by NASA and NOAA. At 10 million square miles, or 26 million square kilometers, the hole ranked as the 12th largest s.....»»

Category: topSource:  physorgRelated NewsNov 4th, 2023

Storms kill three, displace thousands in southern South America

Three people have died and thousands have had to leave their homes due to heavy rains and flooding in southern South America this week, according to officials who pointed to the El Niño weather phenomenon......»»

Category: topSource:  physorgRelated NewsNov 4th, 2023

Former head of NASA’s climate group issues dire warning on warming

Conclusion that decrease in aerosol pollution will drive temps higher sparks backlash. Enlarge (credit: Alexandros Maragos / Getty Images) During the past year, the needles on the climate dashboard for global ice melt, h.....»»

Category: topSource:  arstechnicaRelated NewsNov 3rd, 2023

As Extreme Heat Increases, Heart Attacks Will Rise

Dangerously hot days are becoming more common. That will trigger heart attacks and strokes in people made vulnerable by age, race, and the layout of cities......»»

Category: gadgetSource:  wiredRelated NewsNov 3rd, 2023