Advertisements


Marine heatwaves decimate sea urchins, mollusks and more at Rottnest

Curtin University researchers believe rising sea temperatures are to blame for the plummeting number of invertebrates such as mollusks and sea urchins at Rottnest Island off Western Australia, with some species having declined by up to 90 percent bet.....»»

Category: topSource:  theglobeandmailFeb 24th, 2023

Environmental factors influence Southeast Brazil"s coastal biodiversity more than ecological processes, study finds

Sea surface temperature, wave energy and freshwater discharge from rivers influence the abundance and size of the marine organisms that inhabit rocky shores along the coast of Southeast Brazil more than ecological processes such as competition and pr.....»»

Category: topSource:  pcmagRelated NewsOct 9th, 2024

Scientists long urged NASA to search for signs of life near Jupiter; now it"s happening

In 2015, Bill Nye was on Marine One with President Obama......»»

Category: topSource:  pcmagRelated NewsOct 9th, 2024

Study reveals relationship between nitrogen-cycling microbial communities and nitrogen removal

Excess nitrogen (N) input to the inland water bodies and marine ecosystem has contributed to a cascade of environmental issues, so N removal pathways are critical in aquatic and terrestrial ecosystems for maintaining homeostasis. Associated functiona.....»»

Category: topSource:  physorgRelated NewsOct 8th, 2024

Spotted handfish genome sequenced for the first time

Scientists from CSIRO, Australia's national science agency, have sequenced the first ever full genome of the rare and elusive spotted handfish (Brachionichthys hirsutus)—a critically endangered marine fish endemic to Tasmania......»»

Category: topSource:  physorgRelated NewsOct 8th, 2024

Australia moves to expand Antarctic marine park

Australia moved Tuesday to protect a swathe of ocean territory by expanding an Antarctic marine park that is home to penguins, seals, whales and the country's only two active volcanos......»»

Category: topSource:  physorgRelated NewsOct 8th, 2024

Hurricane Helene"s reach was shocking, another example of how climate change "is here and now," scientists say

Many people were stunned to see the intense flooding and devastation caused by Hurricane Helene in western North Carolina communities, located inland and tucked thousands of feet above sea level in the Blue Ridge Mountains......»»

Category: topSource:  theglobeandmailRelated NewsOct 7th, 2024

How future heat waves at sea could devastate UK marine ecosystems and fisheries

The oceans are warming at an alarming rate. 2023 shattered records across the world's oceans, and was the first time that ocean temperatures exceeded 1°C over pre-industrial levels. This led to the emergence of a series of marine heat wave events ac.....»»

Category: topSource:  physorgRelated NewsOct 4th, 2024

Mathematicians and climate researchers build new models for understanding polar sea ice

Polar sea ice is ever-changing. It shrinks, expands, moves, breaks apart, reforms in response to changing seasons, and rapid climate change. It is far from a homogenous layer of frozen water on the ocean's surface, but rather a dynamic mix of water a.....»»

Category: topSource:  physorgRelated NewsOct 3rd, 2024

AI models identify marine biodiversity hotspots in Mozambique

A new study led by staff from the Wildlife Conservation Society (WCS) in East Africa has used a predictive artificial intelligence (AI) algorithm to confirm the location of previously-unmapped high marine biodiversity areas along Mozambique's extensi.....»»

Category: topSource:  physorgRelated NewsOct 2nd, 2024

Bottlenose dolphins "smile" at each other while playing, research shows

Dolphins are extremely playful, but little is known about how they—and other marine mammals—communicate during playtime. New research published October 2 in the journal iScience shows that bottlenose dolphins (Tursiops truncates) use the "open mo.....»»

Category: topSource:  physorgRelated NewsOct 2nd, 2024

Push to map Great Lakes bottom gains momentum amid promises effort will help fishing and shipping

Jennifer Boehme grew up scouting beaches around her home in St. Petersburg, Florida, for whatever she could find. Rocks, sand dollars, coquina mollusks—anything the ocean gave up......»»

Category: topSource:  physorgRelated NewsOct 2nd, 2024

Scientists highlight overlooked threats to Arctic coasts amid climate change

As climate change rapidly transforms Arctic marine systems, the dramatic image of a polar bear struggling on a melting ice floe has become symbolic of the region's environmental crisis. But scientists argue that coastal Arctic ecosystems are undergoi.....»»

Category: topSource:  physorgRelated NewsOct 1st, 2024

Franklin expedition captain who died in 1848 was cannibalized by survivors

Scientists matched DNA of living descendent to Capt. James Fitzjames of the HMS Erebus. Enlarge / Oil painting by Belgian marine artist François Etienne Musin depicting tje HMS Erebus trapped in Arctic ice. (credit: Public doma.....»»

Category: topSource:  arstechnicaRelated NewsSep 30th, 2024

DNA technology enables molecular monitoring for marine change and threats

New DNA technology promises to improve efforts to monitor marine life in the Southern Ocean, and detect the presence of non-native marine species close to Antarctica......»»

Category: topSource:  physorgRelated NewsSep 30th, 2024

Raman spectroscopy study decodes symbiotic interactions in marine algae

In a recent study, researchers from the Leibniz Institute of Photonic Technology (Leibniz IPHT) and the Friedrich Schiller University Jena have shown how they can non-invasively and non-destructively investigate the growth and interactions of the gre.....»»

Category: topSource:  physorgRelated NewsSep 30th, 2024

New assessment suggests Anthropocene started in the 1950s

A team of Earth scientists from the Center for Marine Environmental Studies, the University of Tokyo, The Australian National University, Matsuyama University, Kyoto University, and Shimane University, has found, via a new assessment, that the 1950s.....»»

Category: topSource:  physorgRelated NewsSep 30th, 2024

The biological marvels of the seabed are being mined to create commercial products—here are the risks

Thousands of genes from deep-sea marine life are being used to create new commercial products ranging from pharmaceuticals to cosmetics. Genes are segments of DNA that provide instructions for making other molecules that are essential for the structu.....»»

Category: topSource:  informationweekRelated NewsSep 27th, 2024

Climate change accelerates vulnerability and loss of resilience of a key species for the Mediterranean ecosystem: Study

A study by the University of Barcelona has analyzed the ability of red gorgonians (Paramuricea clavata), a key species for the Mediterranean marine ecosystem, to resist and recover after marine heat waves......»»

Category: topSource:  informationweekRelated NewsSep 27th, 2024

"Remarkable" marine animal forests found around Wellington"s coast in central New Zealand

Marine animal forests rich in sea life have been found in the shallow waters around Te Whanganui-a-Tara Wellington......»»

Category: topSource:  informationweekRelated NewsSep 27th, 2024

Marine dust identifies 1.5 million year Oldest Ice near South America

Earth's climate has experienced major shifts over its billions of years of history, including numerous periods where ice proliferated across the planet. Today, ice cores can be a valuable resource for understanding these periods of Earth's history as.....»»

Category: topSource:  theglobeandmailRelated NewsSep 27th, 2024