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Categories: Energy: Batteries, Environmental: General

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Biology: Biochemistry Biology: Biotechnology Biology: Cell Biology Biology: General Biology: Genetics Biology: Zoology Ecology: Extinction Environmental: General
Published

New study reveals transgenerational effects of pesticide linuron on frogs      (via sciencedaily.com)     Original source 

Grand-offspring of male frogs exposed to the pesticide linuron exhibited changes in their DNA that was linked to significant physiological impacts, a study reveals. The research highlights the profound transgenerational consequences of environmental pollution on amphibian populations, which are already under threat of extinction.

Environmental: Ecosystems Environmental: General Geoscience: Earth Science Geoscience: Environmental Issues Geoscience: Geography Geoscience: Oceanography Geoscience: Severe Weather
Published

Study explores impacts of Arctic warming on daily weather patterns in the U.S.      (via sciencedaily.com)     Original source 

Arctic sea ice is shrinking as the world continues to warm, and a new study may provide a better understanding of how the loss of this ice may impact daily weather in the middle latitudes, like the United States.

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

A better handle on the emissions budget for the Paris climate targets      (via sciencedaily.com)     Original source 

Scientists have found a new way to calculate the total carbon emissions consistent with the Paris climate targets of 1.5 degrees Celsius and 2 degrees Celsius of global warming.

Environmental: General Environmental: Water Geoscience: Earth Science Geoscience: Environmental Issues Geoscience: Geochemistry Geoscience: Geology Geoscience: Severe Weather
Published

Rock weathering and climate: Low-relief mountain ranges are largest carbon sinks      (via sciencedaily.com)     Original source 

For many hundreds of millions of years, the average temperature at the surface of the Earth has varied by not much more than 20 degrees Celsius, facilitating life on our planet. To maintain such stable temperatures, Earth appears to have a 'thermostat' that regulates the concentration of atmospheric carbon dioxide over geological timescales, influencing global temperatures. The erosion and weathering of rocks are important parts of this 'thermostat.'

Ecology: Endangered Species Ecology: Extinction Ecology: General Ecology: Nature Ecology: Research Environmental: Biodiversity Environmental: Ecosystems Environmental: General Geoscience: Environmental Issues
Published

Loss of nature costs more than previously estimated      (via sciencedaily.com)     Original source 

Researchers propose that governments apply a new method for calculating the benefits that arise from conserving biodiversity and nature for future generations.

Environmental: General Geoscience: Environmental Issues
Published

Airflow dynamics scrub classroom air      (via sciencedaily.com)     Original source 

Accounting for airflow dynamics rather than just airflow volume helped researchers measure an 85% reduction in airborne pathogens inside a working classroom.

Environmental: General Environmental: Water Geoscience: Earth Science Geoscience: Environmental Issues Geoscience: Geography Geoscience: Oceanography
Published

Understanding wind and water at the equator key to more accurate future climate projections      (via sciencedaily.com)     Original source 

Getting climate models to mimic real-time observations when it comes to warming is critical -- small discrepancies can lead to misunderstandings about the rate of global warming as the climate changes. A new study that when modeling warming trends in the Pacific Ocean, there is still a missing piece to the modeling puzzle: the effect of wind on ocean currents in the equatorial Pacific.

Environmental: General
Published

Micro- and nanoplastics in the body are passed on during cell division      (via sciencedaily.com)     Original source 

The gastrointestinal tract is already known to researchers as a major storage site for micro- and nanoplastic particles (MNPs) in the human body. A research consortium has now investigated the effects of the tiny plastic particles on cancer cells in the human gastrointestinal tract. The study showed that MNPs remain in the cell for much longer than previously assumed, as they are passed on to the newly formed cell during cell division. The first indications were also discovered that the plastic particles could promote the metastasis of tumors.

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

Viscose manufactured solely from recycled materials      (via sciencedaily.com)     Original source 

At present, viscose textiles are made of biomass from the forest, and there is no such thing as fully recycled viscose. Researchers have now succeeded in making new viscose -- from worn-out cotton sheets.

Biology: Biochemistry Biology: Biotechnology Biology: Botany Biology: Evolutionary Biology: General Environmental: General Geoscience: Earth Science
Published

The world's most prolific CO2-fixing enzyme is slowly getting better      (via sciencedaily.com)     Original source 

New research has found that rubisco -- the enzyme that fuels all life on Earth -- is not stuck in an evolutionary rut after all. The largest analysis of rubisco ever has found that it is improving all the time -- just very, very slowly. These insights could potentially open up new routes to strengthen food security.

Biology: Biochemistry Biology: General Biology: Zoology Ecology: Animals Ecology: Nature Environmental: General Geoscience: Environmental Issues
Published

Global warming is affecting bats' hibernation      (via sciencedaily.com)     Original source 

Global change is altering the physiology of the hibernation and behavior of bats, according to a study carried out over a twenty year period. Given the milder winters we are having, bats are accumulating less fat reserves in autumn, they shorten their hibernation periods and they leave their winter shelter sooner. These changes could alter the migration pattern of bats and the phenology of their seasonal displacements.

Chemistry: Biochemistry Energy: Technology Environmental: General Environmental: Water Geoscience: Environmental Issues
Published

Nanodevices can produce energy from evaporating tap or seawater      (via sciencedaily.com)     Original source 

Researchers have discovered that nanoscale devices harnessing the hydroelectric effect can harvest electricity from the evaporation of fluids with higher ion concentrations than purified water, revealing a vast untapped energy potential.

Energy: Batteries Energy: Technology
Published

Healable cathode could unlock potential of solid-state lithium-sulfur batteries      (via sciencedaily.com)     Original source 

Engineers developed a cathode material for lithium-sulfur (Li-S) batteries that is healable and highly conductive, overcoming longstanding challenges of traditional sulfur cathodes. The advance holds promise for bringing more energy dense and low-cost Li-S batteries closer to market.

Biology: General Biology: Marine Ecology: Endangered Species Ecology: General Ecology: Invasive Species Ecology: Nature Ecology: Research Ecology: Sea Life Environmental: Ecosystems Environmental: General Environmental: Water Geoscience: Earth Science Geoscience: Environmental Issues Geoscience: Geography Geoscience: Oceanography
Published

Herbivores, displaced by ocean warming, threaten subtropical seagrass meadows      (via sciencedaily.com)     Original source 

The findings suggest that subtropical seagrasses are less resilient to heavy grazing from marine herbivores, in part because they receive less sunlight relative to their tropical counterparts. As tropical herbivores move into subtropical waters, overgrazing may prevent subtropical seagrass meadows from persisting in these environments.