Seaweed feed additive cuts livestock methane but poses questions Supplementing cattle feed with seaweed could result in a significant reduction in methane belched by livestock, according to Penn State researchers, but they caution that the practice may not be a realistic strategy to battle climate change.
Past climate change: A warning for the future? A new study of climate changes and their effects on past societies offers a sobering glimpse of social upheavals that might happen in the future. The prehistoric groups studied lived in the Amazon Basin of South America hundreds of years ago, before Europ
Flickering sky islands generate andean biodiversity As the climate changed over the past million years, areas of paramo around Andean peaks in Colombia grew and contracted, giving rise to species unique to this habitat. Today paramos continue to shrink, putting these species at risk.
A shady spot may protect species against rapid climate warming A shady refuge on a hot day could be more than a simple comfort in a warming world. Finding a cooler spot might save several species that would otherwise go extinct due to global warming, according to an analysis by ecologists at a dozen institutions.
No evidence for increased egg predation in the Arctic Climate and ecosystems are changing, but predation on shorebird nests has changed little across the globe over the past 60 years, finds an international team of 60 researchers. The study published in Science on 14 June 2019 challenges a recent claim that
Squid could thrive under climate change When scientists subjected two-toned pygmy squid and bigfin reef squid to CO2levels projected for the end of the century, they received some surprising results.
Carbon-neutral fuels move a step closer Chemists at EPFL have developed an efficient process for converting carbon dioxide into carbon monoxide, a key ingredient of synthetic fuels and materials.
A metal-free, sustainable approach to CO2 reduction Researchers in Japan present an organic catalyst for carbon dioxide (CO2) reduction that is inexpensive, readily available and recyclable. As the level of catalytic activity can be tuned by the solvent conditions, their findings could open up many new dir
Climate change benefits for giant petrels Giant petrels will be 'temporary' winners from the effects of climate change in the Antarctic region -- but males and females will benefit in very different ways, a new study shows.
Monkeys face climate change extinction threat Monkeys living in South America are highly vulnerable to climate change and face an "elevated risk of extinction", according to a new University of Stirling-led study.
River sediment speaks to changing climate Studying the sediment of a mountain river can reveal thousands of years or more of a waterway's history, including new threats from more frequent wildfires and increased precipitation brought by climate change. Understanding those challenges may provide i
Why Noah's ark won't work Many species will need large population sizes to survive climate change and ocean acidification, a new study finds.
Older forests resist change -- climate change, that is Older forests in eastern North America are less vulnerable to climate change than younger forests, particularly for carbon storage, timber production, and biodiversity, new research finds. The study, to be published in Global Change Biology's June 12, 201
Emerging frontiers in phenological research Phenology -- the study of events in an organism's life cycle such as plant leaf out and flowering -- has taken on additional importance in recent decades as a means to study the effects of global climate change on species. Phenology is both driven by clim
Could climate change make Siberia habitable for humans? Large parts of Asian Russia could become habitable by the late 21st century due to climate change, new research has found.A study team from the Krasnoyarsk Federal Research Center, Russia, and the National Institute of Aerospace, USA, used current and pre
New polymer tackles PFAS pollution toxic polyfluorinated alkyl substances (PFAS) pollution -- commonly used in non-stick and protective coatings, lubricants and aviation fire-fighting foams -- can now be removed from the environment thanks to a new low-cost, safe and environmentally friend
Extreme heat to hit one third of the african urban population Climate change, population growth and urbanisation are instrumental in increasing exposure to extreme temperatures. Researchers (UNIGE) assessed a range of possible scenarios regarding the rate of climate change and socio-economic development in 173 Afric
Salmon get a major athletic boost via a single enzyme A single enzyme anchored to the walls of salmons' blood vessels helps reduce how hard their hearts have to work during exercise by up to 27%. The findings, published in the Proceedings of the Royal Society B, help explain how the fish undertake arduous up
Climate action urgently required to protect human health in Europe In this landmark report, the European Academies' Science Advisory Council (EASAC) focuses on the consequences of climate change for human health in Europe and the benefits of acting now to reduce greenhouse gas emissions in order to stabilize the climate.
Heat, not drought, will drive lower crop yields, researchers say Climate change-induced heat stress will play a larger role than drought stress in reducing the yields of several major US crops later this century, according to Cornell University researchers who weighed in on a high-stakes debate between crop experts and
Community impacts from extreme weather shape climate beliefs Recent studies suggest that people who experience severe weather are more likely to believe in and be concerned about climate change. But a new study from Duke University and the University of Colorado Denver shows not all storm impacts have equal effect.
Scientists design organic cathode for high performance batteries Researchers at Brookhaven National Laboratory have designed a new, organic cathode material for lithium batteries. With sulfur at its core, the material is more energy-dense, cost-effective, and environmentally friendly than traditional cathode materials
More democracy -- A second chance for climate politics Hope was high when the Paris Climate Agreement was adopted 2015. Countries pledged to keep global warming below two degrees Celsius. Five years later it is sobering: global emissions of carbon dioxide and other climate-relevant gases continue to rise. In
Climate driving new right whale movement New research connects recent changes in the movement of North Atlantic right whales to decreased food availability and rising temperatures in Gulf of Maine's deep waters. Right whales have been showing up in unexpected places in recent years, putting the
Using nature to adapt to climate change Climate change poses major threats to people around the world. One important method for adapting to these changes may lie in the deployment of nature-based solutions in urban areas.
Asia's glaciers provide buffer against drought A new study to assess the contribution that Asia's high mountain glaciers make to relieving water stress in the region is published this week (May 29, 2019) in the journal Nature. The study has important economic and social implications for a region that
Climate undermined by lobbying For all the evidence that the benefits of reducing greenhouse gases outweigh the costs of regulation, disturbingly few domestic climate change policies have been enacted around the world so far.
Domino effect of species extinctions also damages biodiversity The mutual dependencies of many plant species and their pollinators mean that the negative effects of climate change are exacerbated. As UZH researchers show, the total number of species threatened with extinction is therefore considerably higher than pre
Science Snapshots -- May 2019 Researchers at Berkeley Lab's Molecular Foundry have predicted fascinating new properties of lithium; a powerful combination of experiment and theory has revealed atomic-level details about how silver helps transform carbon dioxide gas into a reusable for
Climate change may make the arctic tundra a drier landscape With climate change, the Arctic tundra is likely to become drier. Lakes may shrink in size and smaller lakes may even disappear according to a new Dartmouth study. In western Greenland, Kangerlussuaq experienced a 28% decrease in the number of smaller lak
GRACE data contributes to understanding of climate change The University of Texas at Austin team that led a twin satellite system launched in 2002 to take detailed measurements of the Earth, called the Gravity Recovery and Climate Experiment (GRACE), reports in the journal Nature Climate Change on the contributi
Climate change affects the genetic diversity of a species What effects does climate change have on the genetic diversity of living organisms? In a study led by Charité - Universitätsmedizin Berlin, an international team of researchers studied the genome of the alpine marmot. Results were unexpected: th
Chemical juggling with three particles Chemists from the University of Bonn and their US colleagues at Columbia University in New York have discovered a novel mechanism in catalysis. It allows the synthesis of certain alcohols more cheaply and environmentally friendly than before. The reaction
New measurement device: Carbon dioxide as geothermometer For the first time it is possible to measure, simultaneously and with extreme precision, four rare molecular variants of carbon dioxide (CO2) using a novel laser instrument. As a new type of geothermometer, the laser-spectroscopy-based measurement device
Research brief: Protecting rare species can benefit human life Preserving rare species for the sake of global biodiversity has long been the primary focus for conservationists.To better protect rare animals, insects and plants, and to prepare for an uncertain future influenced by climate change, a team of researchers
How potatoes could become sun worshippers If the temperature is too high, potato plants form significantly lower numbers of tubers. Biochemists at Friedrich-Alexander-Universität Erlangen-Nürnberg have now discovered the reason why. If the temperature rises, a so-called small RNA blocks
Impact of CO2 leakage through North Sea wells Realistic estimates show that global warming can only be kept below 1.5 or 2 degrees Celsius if carbon dioxide is actively removed from the atmosphere. Storage beneath the seafloor is an option that has been investigated intensively by an international te
Understanding relationship break-ups to protect the reef Unravelling the secrets of the relationship between coral and the algae living inside it will help prevent coral bleaching, University of Queensland researchers believe.By using genomic data to look for genes that enhance resilience in the algae, research
Signals to noise in acoustic vehicles alerting systems If you've wished for a quieter commute, you may be in luck: The low-emission electric vehicles of tomorrow are expected to lower noise pollution as well as air pollution. The prospect of a future powered by environmentally friendly electric vehicles is le
Climate change responsible for severe infectious disease in UK frogs Climate change has already increased the spread and severity of a fatal disease caused by Ranavirus that infects common frogs (Rana temporaria) in the UK, according to research led by ZSL's Institute of Zoology, UCL and Queen Mary University of London pub
Storm water banking could help Texas manage floods and droughts A study by The University of Texas at Austin has quantified the amount of water flowing in major Texas rivers during heavy rains and found that there is enough room in coastal aquifers to store most of it. This discovery means that capturing and storing w
Do most Americans believe in human-caused climate change? A survey of more than 7,000 US adults finds that three format changes produce significant changes in estimates of acceptance of human-caused climate change. Estimates range from 50% to 71% of US adults -- and 29% to 61% of Republicans.
Biodiversity and carbon: perfect together Biodiversity conservation is often considered to be a co-benefit of protecting carbon sinks such as intact forests to help mitigate climate change.
Climate change is giving old trees a growth spurt Larch trees in the permafrost forests of northeastern China -- the northernmost tree species on Earth -- are growing faster as a result of climate change. A new study of growth rings from Dahurian larch in China's northern forests finds the hardy trees gr
Methane-consuming bacteria could be the future of fuel Northwestern University researchers have found that the enzyme responsible for the methane-methanol conversion in methanotrophic bacteria catalyzes the reaction at a site that contains just one copper ion. This finding could lead to newly designed, human-
Grading conservation: Which reserves defend forests? Lands that shelter forests have value often readily tallied by developers, but until now it's been more difficult to prove the success of protecting those forested lands in pursuit of sustainability. That can put conservationists on the defense. Scientist
Crowd oil -- Fuels from air-conditioning systems Researchers at the Karlsruhe Institute of Technology (KIT) and the University of Toronto have proposed a method enabling air conditioning and ventilation systems to produce synthetic fuels from carbon dioxide (CO2) and water from the ambient air. Compact
Climate extremes explain 18%-43% of global crop yield variations Climate extremes, such as drought, heatwaves, heavy precipitation and more are responsible for 18%-43% of variation in crop yields for maize, spring wheat, rice and soybeans. according to a new paper published in Environmental Research Letters. The resear
How could a changing climate affect human fertility? Human adaptation to climate change may include changes in fertility, according to a new study by an international group of researchers. They found that, through its economic effects, climate change could have a substantial impact on fertility, as people d
Field study finds pellet-fed stoves cut air pollutant emissions 90% A field study finds that a new cookstove design, which makes use of compressed wood pellets, reduces air pollution by about 90% for a range of contaminants associated with health problems and climate change. The findings stem from a Rwanda field study des