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Categories: Environmental: Ecosystems, Physics: Optics

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Environmental: Ecosystems
Published

Study finds nearly half of U.S. counties have at least one 'pharmacy desert'      (via sciencedaily.com)     Original source 

Nearly half of counties in the United States have at least one 'pharmacy desert' where there is no retail pharmacy within 10 miles, according to a new study.

Ecology: General Environmental: Biodiversity Environmental: Ecosystems Environmental: General Geoscience: Earth Science Geoscience: Environmental Issues Geoscience: Geography Geoscience: Oceanography
Published

Scientists call for an update in environmental decision making that takes human rights into account      (via sciencedaily.com)     Original source 

Researchers argue that to protect human wellbeing global decisions with the potential to impact the environment must be guided by our understanding of the inseparable connection between humans and nature. The article's authors are aiming to support fair and inclusive decision-making for a healthy ocean for people and planet.

Chemistry: Biochemistry Chemistry: General Chemistry: Inorganic Chemistry Physics: General Physics: Optics Physics: Quantum Physics
Published

AI tackles one of the most difficult challenges in quantum chemistry      (via sciencedaily.com)     Original source 

New research using neural networks, a form of brain-inspired AI, proposes a solution to the tough challenge of modelling the states of molecules.

Chemistry: Biochemistry Chemistry: Inorganic Chemistry Physics: General Physics: Optics Physics: Quantum Physics
Published

Physicists shine new light on ultra-fast atomic processes      (via sciencedaily.com)     Original source 

Scientists report incredibly small time delays in a molecule's electron activity when the particles are exposed to X-rays. To measure these tiny high-speed events, known as attoseconds, researchers used a laser to generate intense X-ray flashes that allowed them to map the inner workings of an atom.

Ecology: Nature Environmental: Ecosystems Environmental: General Environmental: Water Geoscience: Earth Science Geoscience: Environmental Issues Geoscience: Geochemistry Geoscience: Geography Geoscience: Oceanography
Published

A deep dive for environmental data on coastal oceans      (via sciencedaily.com)     Original source 

A new study addresses the lack of data on how much human-generated carbon dioxide is present in coastal oceans -- the saltwater ecosystems that link the land and sea. Capturing this data is crucial to calculating how much emissions must be cut in the future.

Physics: General Physics: Optics
Published

Freeze-frame: World's fastest microscope that can see electrons in motion      (via sciencedaily.com)     Original source 

A team of researchers has developed the first transmission electron microscope which operates at the temporal resolution of a single attosecond, allowing for the first still-image of an electron in motion.

Chemistry: Inorganic Chemistry Chemistry: Thermodynamics Environmental: General Geoscience: Environmental Issues Offbeat: Earth and Climate Offbeat: General Physics: Optics
Published

Chalk-based coating creates a cooling fabric      (via sciencedaily.com)     Original source 

In the scorching heat of summer, anyone who spends time outside could benefit from a cooling fabric. While there are some textiles that reflect the sun's rays or wick heat away, current options require boutique fibers or complex manufacturing processes. But now, demonstrations of a durable chalk-based coating show it can cool the air underneath treated fabric by up to 8 degrees Fahrenheit.

Chemistry: Biochemistry Chemistry: General Chemistry: Inorganic Chemistry Chemistry: Organic Chemistry Physics: Optics
Published

Quality control: Neatly arranging crystal growth to make fine thin films      (via sciencedaily.com)     Original source 

Researchers have succeeded in forming metal-organic framework thin films on a substrate while controlling the growth direction of crystals so that they are arranged neatly without gaps. The resulting thin films of unprecedented high quality can be expected for use as optical sensors, optical elements, and transparent gas adsorption sheets.

Environmental: Ecosystems Environmental: General Environmental: Water Geoscience: Environmental Issues Geoscience: Severe Weather
Published

AI approach to drought zoning      (via sciencedaily.com)     Original source 

A recent study shows that climate change may cause many areas in Canada to experience significant droughts by the end of the century. In response, the researchers have introduced an advanced AI-based method to map drought-prone regions.

Biology: Biochemistry Ecology: Extinction Ecology: General Ecology: Nature Ecology: Research Environmental: Biodiversity Environmental: Ecosystems
Published

Mobile species are 'glue' which connect different habitats together      (via sciencedaily.com)     Original source 

A groundbreaking study conducted across 30 field sites in the southwest UK has revealed the importance of incorporating varied habitats into the landscape at large.

Energy: Technology Environmental: Ecosystems Environmental: General Environmental: Water
Published

Hydropower generation projected to rise, but climate change brings uncertain future      (via sciencedaily.com)     Original source 

Although climate change may bring increased precipitation to many parts of the United States, some areas may face drier conditions and lower streamflow, resulting in decreased hydropower generation.

Chemistry: Biochemistry Physics: General Physics: Optics Physics: Quantum Computing Physics: Quantum Physics Space: Astronomy Space: Astrophysics Space: General Space: Structures and Features Space: The Solar System
Published

Explanation found for X-ray radiation from black holes      (via sciencedaily.com)     Original source 

Researchers have succeeded in something that has been pursued since the 1970s: explaining the X-ray radiation from the black hole surroundings. The radiation originates from the combined effect of the chaotic movements of magnetic fields and turbulent plasma gas.

Physics: Optics
Published

Expanding a child's heart implant with light      (via sciencedaily.com)     Original source 

Children born with certain heart defects undergo a series of invasive surgeries early in life. The first surgery includes implantation of a shunt to improve blood flow. However, as children grow, the shunt must be replaced to accommodate their changing bodies. Now, researchers report designing a shunt that expands when activated by light. This device could reduce the number of open-chest surgeries these children receive.

Ecology: Trees Environmental: Ecosystems Environmental: General Environmental: Wildfires Geoscience: Severe Weather
Published

Less severe forest fires can reduce intensity of future blazes      (via sciencedaily.com)     Original source 

Low- and moderate-severity forest wildfires can reduce the intensity of future fires, according to new research on 'reburns.'

Ecology: General Ecology: Nature Ecology: Research Environmental: Biodiversity Environmental: Ecosystems Environmental: General Environmental: Water Geoscience: Earth Science Geoscience: Environmental Issues Geoscience: Geography
Published

Forest loss intensifies climate change by increasing temperatures and cloud level, which leads to decrease of water      (via sciencedaily.com)     Original source 

Researchers report that deforestation during the last two decades induced a higher warming and cloud level rise than that caused by climate change, which threatens biodiversity and water supply in African montane forests.

Biology: General Ecology: Endangered Species Ecology: Extinction Ecology: Invasive Species Ecology: Nature Environmental: Biodiversity Environmental: Ecosystems Geoscience: Earth Science
Published

Will climate change lead to the extinction of a newly discovered tarantula species?      (via sciencedaily.com)     Original source 

Biologists have discovered a new species of tarantula from the Madrean Sky Island biodiversity hotspot in southeastern Arizona. This remarkable new species is endemic to the Chiricahua Mountains and is predominately distributed in mid- to high-elevation forests, which are increasingly threatened due to climate change.

Environmental: Ecosystems Environmental: General Environmental: Water Geoscience: Earth Science Geoscience: Environmental Issues Geoscience: Geochemistry Geoscience: Geography
Published

Nitrogen interventions as a key to better health and robust ecosystems      (via sciencedaily.com)     Original source 

An international research team combined multidisciplinary methods to evaluate how nitrogen interventions could improve air quality and reduce nitrogen deposition. Their study found that interventions, such as improving fuel combustion conditions, increasing agricultural nitrogen use efficiency, and reducing food loss and waste, could significantly lower premature deaths attributed to air pollution, crop losses, and ecosystems risks.