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Recovering mantle memories from river profiles

The continent of Africa has a distinctive physical geography—an "egg carton" pattern of basins and swells—that researchers attribute to plumes of mantle rocks rising beneath a tectonic plate. Marine fossils on mountaintops in African and Arabian.....»»

Category: topSource:  physorgJan 14th, 2022

Recovering phosphorus from sewage sludge ash to address problem of diminishing supplies of phosphorus ores

Valuable supplies of phosphorus could be recovered from sewage sludge ash, which remains after the sludge has been burned for electric power generation. The method has been developed by chemical engineers Yuuki Mochizuki and Naoto Tsubouchi at Hokkai.....»»

Category: topSource:  informationweekRelated NewsApr 26th, 2024

Managing meandering waterways in a changing world

Just as water moves through a river, rivers themselves move across the landscape. They carve valleys and canyons, create floodplains and deltas, and transport sediment from the uplands to the ocean......»»

Category: topSource:  physorgRelated NewsApr 25th, 2024

Scientists confine, study Chinook at restored Snoqualmie River habitat

In newly restored river channels on the Snoqualmie, baby Chinook salmon are confined in 19 enclosures about the size of large suitcases as they munch on little crustaceans and invertebrate insects floating or swimming by......»»

Category: topSource:  physorgRelated NewsApr 25th, 2024

A better way to predict Arctic riverbank erosion

Arctic riverbanks are typically resilient, thanks to the power of permafrost. This permanently frozen soil locks in sediment, leading to low erosion rates. But as Arctic river water warms due to climate change, some researchers worry that riverbanks.....»»

Category: topSource:  physorgRelated NewsApr 25th, 2024

The guardian angels of the source of the Seine

The river Seine, the centerpiece of the Paris Olympics opening ceremony in July, starts with a few drops of water in a mossy grotto deep in the woods of central France......»»

Category: topSource:  physorgRelated NewsApr 25th, 2024

Mantle heat may have boosted Earth"s crust 3 billion years ago

Little is known about the nature and evolution of Earth's continental crust before a few billion years ago because cratons, or stable swaths of the lithosphere more than 2–3 billion years old, are relatively rare......»»

Category: topSource:  physorgRelated NewsApr 24th, 2024

Unraveling the mysteries of consecutive atmospheric river events

In California's 2022-2023 winter season, the state faced nine atmospheric rivers (ARs) that led to extreme flooding, landslides, and power outages—the longest duration of continuous AR conditions in the past 70 years. Scientists at Lawrence Berkele.....»»

Category: topSource:  pcmagRelated NewsApr 18th, 2024

Transform your iPhone into a Game Boy with these life-like wallpapers

Is the arrival of game emulators on iOS making you nostalgic? Check out these fun Game Boy wallpapers for iPhone as a neat way to relive your handheld gaming memories or get close to the Game Boy you always wanted but never had. more….....»»

Category: topSource:  informationweekRelated NewsApr 17th, 2024

Plugging the leak on laundry pollution

Joaquim Goes, an ocean biochemist at Columbia Climate School's Lamont-Doherty Earth Observatory, had to look twice when he first saw the tiny strands of fiber floating in a water sample from the Hudson River. An expert in microplastics detection, he.....»»

Category: topSource:  marketingvoxRelated NewsApr 17th, 2024

Mountain chickadees have remarkable memories. A new study explains why

Lost your keys? Can't remember where you parked the car? If only you had the memory of a mountain chickadee......»»

Category: topSource:  physorgRelated NewsApr 17th, 2024

Tijuana River among most endangered in America due to sewage crisis

The Tijuana River, with frequent flows of sewage and chemical-tainted waters, is among America's top endangered rivers, according to a report that spotlights threats to clean water nationwide......»»

Category: topSource:  physorgRelated NewsApr 17th, 2024

Plumbing problem at Glen Canyon Dam brings new threat to Colorado River system

Plumbing problems at the dam holding back the second-largest reservoir in the U.S. are spurring concerns about future water delivery issues to Southwestern states supplied by the Colorado River......»»

Category: topSource:  physorgRelated NewsApr 17th, 2024

Reproductive success improves after a single generation in the wild for descendants of some hatchery Chinook salmon

Researchers who created "family trees" for nearly 10,000 fish have found that first-generation, wild-born descendants of hatchery-origin Chinook salmon in an Oregon river show improved fitness......»»

Category: topSource:  physorgRelated NewsApr 16th, 2024

New radar analysis method can improve winter river safety

University of Alaska Fairbanks researchers have developed a way to use radar to detect open water zones and other changes in Alaska's frozen rivers in the early winter. The approach can be automated to provide current hazard maps and is applicable ac.....»»

Category: topSource:  physorgRelated NewsApr 15th, 2024

Jeep on a mission to reverse U.S. slide under new CEO Antonio Filosa

Antonio Filosa, who succeeded Christian Meunier in November, said he sees Jeep recovering the volume it has lost since 2018 while doubling its global sales to 2 million......»»

Category: topSource:  autonewsRelated NewsApr 15th, 2024

Could a bald eagle and a winery block a proposed rock quarry along the Boise River?

A nesting bald eagle, a beloved local winery and over 30 neighbors may jeopardize a proposal to open a 260-acre surface mine along the Boise River......»»

Category: topSource:  physorgRelated NewsApr 15th, 2024

Environmental groups grateful but vigilant after Key Bridge collapse

When Alice Volpitta watched the video of the Francis Scott Key Bridge collapse, and the trucks tumbling into the Patapsco River in the darkness, she thought first for the people who had fallen......»»

Category: topSource:  physorgRelated NewsApr 12th, 2024

River restoration is encouraging Atlantic salmon to return to heart of the UK

For the first time in 100 years, Atlantic salmon are once again spawning in the upper waters of the River Derwent......»»

Category: topSource:  physorgRelated NewsApr 10th, 2024

Tiny weevils are waging war on the invasive water lettuce plant choking South Africa"s Vaal River

Water lettuce (Pistia stratiotes L.), also known as Nile cabbage, is a free-floating aquatic plant from the family Araceae, the same family as the arum lily......»»

Category: topSource:  physorgRelated NewsApr 10th, 2024

Superfund plan for Columbia River sparks debate in Northwest

It would create one of the largest Superfund sites in America and the first in which most of the toxic pollution comes from another country. But those are not the only unique aspects of an EPA proposal to add the upper reaches of the Columbia River i.....»»

Category: topSource:  physorgRelated NewsApr 10th, 2024