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Determining the causes of the 1931 Yangtze River Deluge

In the summer of 1931, an unprecedented calamity unfolded along the Yangtze River basin in eastern China—the 1931 Yangtze River flood, known as one of history's deadliest natural disasters. This cataclysmic event submerged a staggering 180,000 km2,.....»»

Category: topSource:  physorgSep 8th, 2023

Colorado River Basin ranks among the world"s most water-stressed regions, analysis finds

A research effort tracking water scarcity around the world shows California, Arizona and other Western states are experiencing water stress at high levels similar to arid countries such as Saudi Arabia and Qatar......»»

Category: topSource:  physorgRelated NewsAug 18th, 2023

This sure looks like the movements of a glacier across ancient Mars

It is a scientific certainty that Mars was once a much different place, with a denser atmosphere, warmer temperatures, and where water once flowed. Evidence of this past is preserved in countless surface features, ranging from river channels and allu.....»»

Category: topSource:  physorgRelated NewsAug 18th, 2023

Scientists find "concerning" flaw in malaria diagnostics

Current methods can vastly overestimate the rates that malaria parasites are multiplying in an infected person's blood, which has important implications for determining how harmful they could be to a host, according to a new report......»»

Category: topSource:  physorgRelated NewsAug 17th, 2023

Using glowing fish to detect harmful pesticides

Birth defects related to chromosomal abnormalities often stem from exposure to chemicals early in the mother's life. But determining which chemicals are at fault poses a serious challenge—akin to solving a hit-and-run case, decades after the fact......»»

Category: topSource:  physorgRelated NewsAug 15th, 2023

Researchers develop a unique quantum mechanical approach to determining metal ductility

A team of scientists from Ames National Laboratory and Texas A&M University developed a new way to predict metal ductility. This quantum-mechanics-based approach fills a need for an inexpensive, efficient, high-throughput way to predict ductility. Th.....»»

Category: topSource:  pcmagRelated NewsAug 14th, 2023

Researchers seek to determine climate drivers of early human interbreeding

A new study published in the journal Science by an international team finds that past changes in atmospheric CO2 and corresponding shifts in climate and vegetation played a key role in determining when and where early human species interbred......»»

Category: topSource:  physorgRelated NewsAug 10th, 2023

Novel socio-environmental vulnerability index pinpoints sustainability issues in Brazilian river basins

Brazilian researchers combined environmental physical, social and economic indicators to create an index that measures a region's vulnerability and used it to analyze the basins of the Parnaíba River and São Francisco River in the Northeast of Braz.....»»

Category: topSource:  physorgRelated NewsAug 10th, 2023

Recovery of biodiversity in rivers across Europe is slowing down, study finds

The study, led by the Senckenberg Institute and published in the journal Nature, examined invertebrate biodiversity in river systems across 22 European countries and found that additional measures are needed to revive the recovery of freshwater biodi.....»»

Category: topSource:  physorgRelated NewsAug 10th, 2023

Beaver-like dams can enhance existing flood management strategies for at-risk communities, study finds

River barriers made up of natural materials like trees, branches, logs and leaves can reduce flooding in at-risk communities by storing water upstream, new research has found......»»

Category: topSource:  marketingvoxRelated NewsAug 8th, 2023

Adapting to water temperature changes: The smart "coat" of the Yangtze finless porpoise

Cetaceans, including dolphins and whales, spend their entire lives in the water. Unlike terrestrial animals, they face greater challenges in regulating their body temperature because water conducts heat 25 times faster than air. However, these clever.....»»

Category: topSource:  physorgRelated NewsAug 7th, 2023

Paris Olympics swimming test event in Seine canceled due to pollution

Excessive pollution in Paris' Seine River forced organizers to cancel a pre-Olympics test swimming competition due to take place on Sunday, the sport's international federation said......»»

Category: topSource:  physorgRelated NewsAug 6th, 2023

Olympic swimming in the Seine highlights efforts to clean up city rivers worldwide

One year out from the 2024 Summer Olympic and Paralympic games, Paris has announced it will reopen the River Seine for swimming competition and then allow public swimming, ending a century-long ban. This ban was in place to stop people immersing them.....»»

Category: topSource:  informationweekRelated NewsAug 3rd, 2023

DNA decodes the dining preferences of the shell-shucking whitespotted eagle ray

With mighty jaws and plate-like teeth, the whitespotted eagle ray (Aetobatus narinari) can pretty much crunch on anything. In fact, hard clam farmers in Florida's Indian River Lagoon have considered this species a threat to their production efforts a.....»»

Category: topSource:  physorgRelated NewsAug 1st, 2023

Watch SpaceX test new water deluge system for Starship launches

SpaceX has released dramatic footage showing the testing of a new water deluge system designed to limit the damage caused by its Starship rocket at launch......»»

Category: topSource:  digitaltrendsRelated NewsAug 1st, 2023

Researchers find evolutionary adaption in trout of Wyoming"s Wind River Mountains

The lakes in Wyoming's Wind River Mountains historically didn't contain fish, but stocking of trout that began in the early 1900s has created an environment in which hundreds of those lakes now have strong fish populations—some carried on by natura.....»»

Category: topSource:  pcmagRelated NewsJul 31st, 2023

Rio Pará found to contribute high trace metal concentrations to the Amazon estuary

The Amazon River is the largest river in the world. It discharges about one fifth of global freshwater runoff, resulting in a freshwater plume rich in nutrients and trace elements entering the Atlantic Ocean......»»

Category: topSource:  physorgRelated NewsJul 31st, 2023

Researchers use quantum circuit to identify single nucleotides

DNA sequencing technology, i.e., determining the order of nucleotide bases in a DNA molecule, is central to personalized medicine and disease diagnostics, yet even the fastest technologies require hours, or days, to read a complete sequence. Now, a m.....»»

Category: topSource:  theglobeandmailRelated NewsJul 31st, 2023

The Mystery of the Colorado River’s Missing Water

Snow is falling—but it doesn’t show up to replenish the river. In a drying West, researchers are racing to find out where it goes......»»

Category: gadgetSource:  wiredRelated NewsJul 29th, 2023

Billions in conservation spending fail to improve wild fish stocks in Columbia Basin

Four decades of conservation spending totaling more than $9 billion in inflation-adjusted tax dollars has failed to improve stocks of wild salmon and steelhead in the Columbia River Basin, according to Oregon State University research......»»

Category: topSource:  physorgRelated NewsJul 28th, 2023

Groundwater pollution remains elevated in River Ythan catchment but on track for recovery: Study

Groundwater nitrate levels in the River Ythan catchment continue to breach environmental limits in some areas and pose a threat to local wildlife in the Ythan estuary, a new study has found......»»

Category: topSource:  physorgRelated NewsJul 28th, 2023