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Categories: Ecology: Animals, Environmental: Water

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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: Marine Biology: Zoology Ecology: Animals Ecology: Sea Life Environmental: Ecosystems Environmental: General Geoscience: Geography
Published

Climate change threatens global fisheries      (via sciencedaily.com) 

The diet quality of fish across large parts of the world's oceans could decline by up to 10 per cent as climate change impacts an integral part of marine food chains, a major study has found.

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

Biology: Biochemistry Biology: General Ecology: Animals Ecology: Endangered Species Ecology: Extinction Ecology: Invasive Species Ecology: Nature Environmental: Biodiversity Geoscience: Environmental Issues
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Towards reducing biodiversity loss in fragmented habitats      (via sciencedaily.com) 

By combining lab experiments and mathematical modelling, researchers have found a way to predict the movement of species that could guide conservation efforts to reconnect fragmented habitats.

Environmental: General Environmental: Water Geoscience: Environmental Issues
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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.

Biology: Biochemistry Biology: Microbiology Environmental: General Environmental: Water Geoscience: Environmental Issues Geoscience: Geochemistry
Published

Next epidemic could be spotted early in wastewater      (via sciencedaily.com)     Original source 

Researchers behind the UK's first pilot public health surveillance system based on analysis of wastewater say that routine monitoring at sewage treatment works could provide a powerful early warning system for the next flu or norovirus epidemic, alerting hospitals to prepare and providing public health agencies with vital health information.

Biology: Biochemistry Biology: Zoology Chemistry: Biochemistry Ecology: Animals
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Observing group-living animals with drones and computer vision      (via sciencedaily.com) 

New method to study the movement, behaviour, and environmental context of group-living animals using drones and computer vision.

Biology: Biochemistry Biology: Zoology Ecology: Animals Environmental: General
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Turn off porch light to aid caterpillars -- and safeguard backyard ecosystems      (via sciencedaily.com) 

Moderate levels of artificial light at night -- like the fixture illuminating your backyard -- bring more caterpillar predators and reduce the chance that these lepidoptera larvae grow up to become moths and serve as food for larger prey.

Biology: Biochemistry Biology: General Biology: Microbiology Biology: Zoology Environmental: General Environmental: Water Geoscience: Earth Science Geoscience: Environmental Issues Offbeat: Earth and Climate Offbeat: General Offbeat: Plants and Animals
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Researchers get to the 'bottom' of how beetles use their butts to stay hydrated      (via sciencedaily.com) 

Beetles are champions at surviving in extremely dry environments. In part, this property is due to their ability to suck water from the air with their rear ends. A new study explains just how. Beyond helping to explain how beetles thrive in environments where few other animals can survive, the knowledge could eventually be used for more targeted and delicate control of global pests such as the grain weevil and red flour beetle.

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

The devil is in the details: Re-imagining fertilizer precursor synthesis      (via sciencedaily.com) 

Researchers have improved the Faradaic efficiency of the nitrogen reduction reaction into ammonia by straightforward optimization of chemical process parameters. They found that trace water was the probable source of the high selectivity by facilitating incorporation of lithium oxide into the solid electrolyte interphase. These findings will also aid optimization of other analogous reactions, and thus help the chemicals industry optimize the sustainability of one of the most carbon-intensive reactions globally.

Chemistry: Biochemistry Chemistry: General Chemistry: Inorganic Chemistry Chemistry: Organic Chemistry Energy: Technology Environmental: General Environmental: Water Geoscience: Environmental Issues Geoscience: Geochemistry Physics: Optics
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Synthesis gas and battery power from sunlight energy      (via sciencedaily.com) 

Plants use photosynthesis to harvest energy from sunlight. Now researchers have applied this principle as the basis for developing new sustainable processes which in the future may produce syngas (synthetic gas) for the large-scale chemical industry and be able to charge batteries.

Environmental: General Environmental: Water Geoscience: Environmental Issues Geoscience: Geography Geoscience: Oceanography Paleontology: Climate
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3000+ billion tons of ice lost from Antarctic Ice Sheet over 25 years      (via sciencedaily.com)     Original source 

Scientists have calculated that the fastest changing Antarctic region?-?the Amundsen Sea Embayment?-?has lost more than 3,000 billion tonnes of ice over a 25-year?period.??

Chemistry: Biochemistry Chemistry: General Energy: Nuclear Environmental: General Environmental: Water Geoscience: Environmental Issues Geoscience: Geochemistry
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Nitrate can release uranium into groundwater      (via sciencedaily.com) 

A team has experimentally confirmed that nitrate, a compound common in fertilizers and animal waste, can help transport naturally occurring uranium from the underground to groundwater. The new research backs a previous study showing that aquifers contaminated with high levels of nitrate -- including the High Plains Aquifer residing beneath Nebraska -- also contain uranium concentrations far exceeding a threshold set by the Environmental Protection Agency. Uranium concentrations above that EPA threshold have been shown to cause kidney damage in humans, especially when regularly consumed via drinking water.

Biology: Botany Ecology: Invasive Species Ecology: Nature Ecology: Trees Environmental: Ecosystems Environmental: Water Geoscience: Environmental Issues Geoscience: Geochemistry
Published

Douglas-fir in Klamath Mountains are in 'decline spiral'      (via sciencedaily.com) 

Increases in mortality among Douglas-fir in the Klamath Mountains are the result of multiple factors that have the iconic tree in a 'decline spiral' in parts of the region.