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Categories: Environmental: Water, Geoscience: Geochemistry

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Biology: General Ecology: Invasive Species Geoscience: Geochemistry
Published

Three newly discovered sea worms that glow in the dark named after creatures from Japanese folklore and marine biologist      (via sciencedaily.com)     Original source 

Researchers have discovered three new species of luminescent Polycirrus worms that emit blue-purple light. They named two of them after glowing creatures in Japanese folklore, and the other after the former director of Notojima Aquarium who helped find the worms.

Chemistry: General Environmental: General Geoscience: Environmental Issues Geoscience: Geochemistry
Published

New additives could turn concrete into an effective carbon sink      (via sciencedaily.com) 

Introducing additives to concrete manufacturing processes could reduce the sizeable carbon footprint of the material without altering its bulk mechanical properties, a study shows.

Environmental: General Environmental: Water Geoscience: Environmental Issues Offbeat: Earth and Climate Offbeat: General Physics: Acoustics and Ultrasound
Published

Pulsing ultrasound waves could someday remove microplastics from waterways      (via sciencedaily.com) 

Colorful particles of plastic drift along under the surface of most waterways. These barely visible microplastics -- less than 5 mm wide -- are potentially harmful to aquatic animals and plants, as well as humans. Now, a team reports a two-stage device made with steel tubes and pulsing sound waves that removes most of the plastic particles from real water samples.

Environmental: Water Geoscience: Earth Science Geoscience: Environmental Issues Geoscience: Severe Weather
Published

SMART warnings could protect communities at risk from flooding      (via sciencedaily.com) 

Engaging communities in developing a real-time early warning system could help to reduce the often-devastating impact of flooding on people and property -- particularly in mountainous regions where extreme water events are a 'wicked' problem, a new study reveals.

Biology: General Ecology: Endangered Species Ecology: General Ecology: Nature Ecology: Research Environmental: Ecosystems Environmental: General Environmental: Water Geoscience: Environmental Issues
Published

Even Sonoran Desert plants aren't immune to climate change      (via sciencedaily.com) 

In North America's hottest, driest desert, climate change is causing the decline of plants once thought nearly immortal and replacing them with shorter shrubs that can take advantage of sporadic rainfall and warmer temperatures.

Chemistry: Biochemistry Chemistry: General Chemistry: Inorganic Chemistry Energy: Alternative Fuels Energy: Fossil Fuels Environmental: General Geoscience: Environmental Issues Geoscience: Geochemistry
Published

Team uses natural catalysts to develop low-cost way of producing green hydrogen      (via sciencedaily.com) 

Researchers have developed a practical way to produce green hydrogen using sustainable catalysts and say their work is a major step towards production simpler, more affordable and more scalable.

Environmental: General Environmental: Water Geoscience: Environmental Issues
Published

Tiny yet hazardous: New study shows aerosols produced by contaminated bubble bursting are far smaller than predicted      (via sciencedaily.com) 

New research has shown that bursting bubbles coated by a thin oil layer produce drops with smaller sizes, greater overall number of drops, and are ejected at a higher velocity, compared to bubbles generated in clean water.

Environmental: General Geoscience: Earth Science Geoscience: Environmental Issues Geoscience: Geochemistry Geoscience: Geography Geoscience: Oceanography Paleontology: Climate
Published

The Greenland Ice Sheet is close to a melting point of no return      (via sciencedaily.com) 

A new study using simulations identified two tipping points for the Greenland Ice Sheet: releasing 1000 gigatons of carbon into the atmosphere will cause the southern portion of the ice sheet to melt; about 2500 gigatons of carbon means permanent loss of nearly the entire ice sheet. Having emitted about 500 gigatons of carbon, we're about halfway to the first tipping point.

Chemistry: Thermodynamics Environmental: Ecosystems Environmental: General Environmental: Water Geoscience: Earth Science Geoscience: Environmental Issues Geoscience: Geology
Published

Surprise effect: Methane cools even as it heats      (via sciencedaily.com) 

Most climate models do not yet account for a recent discovery: methane traps a great deal of heat in Earth's atmosphere, but also creates cooling clouds that offset 30% of the heat.

Biology: Biochemistry Biology: Botany Biology: General Environmental: General Environmental: Water Geoscience: Environmental Issues
Published

Microplastics limit energy production in tiny freshwater species      (via sciencedaily.com) 

Microplastic pollution reduces energy production in a microscopic creature found in freshwater worldwide, new research shows.

Chemistry: General Environmental: General Geoscience: Earth Science Geoscience: Environmental Issues Geoscience: Geochemistry Geoscience: Geography
Published

Improved wastewater treatment could lead to significant reduction in greenhouse gas emissions      (via sciencedaily.com) 

New research has shown that methane emissions from urban areas are underestimated by a factor of three to four and that untreated wastewater may be a contributing factor.

Chemistry: General Chemistry: Inorganic Chemistry Environmental: General Environmental: Water Geoscience: Environmental Issues Geoscience: Geochemistry
Published

Closed loop for circular economy: New polymer recycling strategy ensures both high stability and complete recyclability      (via sciencedaily.com) 

Large amounts of plastic waste are incinerated or deposited in landfills. This degrades the environment and depletes valuable resources. In this light, recycling plastics such as polymers is promising. However, recycling diminishes their quality. Recently, researchers have proposed a 'closed-loop' recycling process based on polymer microparticles. It produces fully recyclable polymer films with high mechanical stability and fracture energy, which they retain upon recycling.

Environmental: General Environmental: Water Geoscience: Environmental Issues Geoscience: Geochemistry Geoscience: Geography
Published

New wood-based technology removes 80% of dye pollutants in wastewater      (via sciencedaily.com) 

Researchers have developed a new method that can easily purify contaminated water using a cellulose-based material. This discovery could have implications for countries with poor water treatment technologies and combat the widespread problem of toxic dye discharge from the textile industry.

Biology: Biochemistry Biology: Botany Biology: Cell Biology Biology: Evolutionary Biology: General Biology: Genetics Biology: Molecular Ecology: Endangered Species Environmental: Water Geoscience: Environmental Issues Geoscience: Severe Weather
Published

Genome of a drought-tolerant plant: Many genes are involved in 'resurrection'      (via sciencedaily.com) 

Some plants can survive months without water, only to turn green again after a brief downpour. A recent study shows that this is not due to a 'miracle gene.' Rather, this ability is a consequence of a whole network of genes, almost all of which are also present in more vulnerable varieties.

Biology: Biochemistry Biology: Botany Biology: Marine Ecology: Sea Life Environmental: Ecosystems Environmental: Water Geoscience: Geography Geoscience: Oceanography Geoscience: Severe Weather
Published

Phytoplankton blooms offer insight into impacts of climate change      (via sciencedaily.com) 

The first study into the biological response of the upper ocean in the wake of South Pacific cyclones could help predict the impact of warming ocean temperatures, researchers believe.

Environmental: General Environmental: Water Geoscience: Environmental Issues
Published

New water treatment zaps 'forever chemicals' for good      (via sciencedaily.com) 

Engineers have developed a new water treatment that removes 'forever chemicals' from drinking water safely, efficiently -- and for good.