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UrduFor decades, the ice shelf helping to hold back one of the fastest-moving glaciers in Antarctica has gradually thinned. Analysis of satellite images reveals a more dramatic process in recent years: From 2017 to 2020, large icebergs at the ice…
Tag: GEOLOGY/SOIL
Dinosaurs lived in greenhouse climate with hot summers
New climate reconstruction method provides precise picture of climate 78 million years ago
IPBES/IPCC: Tackling the biodiversity and climate crises together, and their combined social impacts
Global experts identify key options for solutions; First-ever collaboration between IPBES- and IPCC-selected scientists
2021 Chamoli disaster triggered by massive rock and ice avalanche
An avalanche of rock and ice triggered the February 2021 Chamoli disaster, setting off a chain of events that severely damaged two hydropower plants and left more than 200 people dead or missing in Uttarakhand, India, according to a new…
World-first discovery could fuel the new green ammonia economy
In a world-first, Monash University scientists have developed a new, environmentally friendly process that could drive the future production of green ammonia. Ammonia (NH3) is a globally important commodity for fertiliser production to help sustain food production. It is currently…
Machine learning model doubles accuracy of global landslide ‘nowcasts’
Every year, landslides – the movement of rock, soil, and debris down a slope – cause thousands of deaths, billions of dollars in damages, and disruptions to roads and power lines. Because terrain, characteristics of the rocks and soil, weather,…
The rocky road to accurate sea-level predictions
Dirt and water under Greenland control future sea
Soil microbes metabolize the same polyphenols found in chocolate, wine
New insights into the role of polyphenols in the soil microbiome
Curtin study finds aspirin takes the headache out of restoration
New Curtin research has shown how a readily available, cheap and safe-to-use product found in the medicine cabinet of most homes could be the key to better ecological restoration practices with major benefits for the environment and agriculture. The study…
Using a mineral ‘sponge’ to catch uranium
Remediation technology reduces uranium levels ten-thousandfold at legacy site in Colorado
Earth’s meteorite impacts over past 500 million years tracked
For the first time, a unique study conducted at Lund University in Sweden has tracked the meteorite flux to Earth over the past 500 million years.
Deforestation darkening the seas above world’s second biggest reef
Converting Central American tropical forests into agricultural land is changing the colour and composition of natural material washing into nearby rivers, making it less likely to decompose before it reaches the ocean, a new Southampton-led study has shown.
Earth’s meteorite impacts over past 500 million years tracked
For the first time, a unique study conducted at Lund University in Sweden has tracked the meteorite flux to Earth over the past 500 million years. Contrary to current theories, researchers have determined that major collisions in the asteroid belt…
Deforestation darkening the seas above world’s second biggest reef
Converting Central American tropical forests into agricultural land is changing the colour and composition of natural material washing into nearby rivers, making it less likely to decompose before it reaches the ocean, a new Southampton-led study has shown. The flow…
Researchers study historic Mississippi flow and impacts of river regulation
In “Atchafalaya,” John McPhee’s essay in the 1989 book The Control of Nature, the author chronicles efforts by the U.S. Army Corps of Engineers to prevent the Atchafalaya River from changing the course of the Mississippi River where they diverge,…
Mapping a successful recovery
Novel methods and dedicated fieldwork offer good news for cleaning up mining pollution in rivers
The Journal of the Bulgarian Geographical Society revamped on ARPHA Platform
The Journal of the Bulgarian Geographical Society , the oldest and most representative academic outlet of the Bulgarian Geographical Society , now boasts an improved publishing infrastructure after moving to the technologically advanced ARPHA Platform and signing with scholarly publisher…
High blood lead levels found in indigenous peoples in Peruvian Amazonia
The study finds higher concentrations of lead in communities living where oil extraction has been most intense
Experiment evaluates the effect of human decisions on climate reconstructions
The first double-blind experiment analysing the role of human decision-making in climate reconstructions has found that it can lead to substantially different results. The experiment, designed and run by researchers from the University of Cambridge, had multiple research groups from…
Geologist identifies new form of quasicrystal
A UMass Lowell geologist is among the researchers who have discovered a new type of manmade quasicrystal created by the first test blast of an atomic bomb.
NTU scientists establish new records of Singapore’s sea-level history
Nation’s ability to predict sea-level rise boosted with record going back to 10,000 years ago
Why scientists want to solve an underground mystery about where microbes live
BU researchers develop first-of-its-kind model to predict which species of soil organisms live in different environments, with huge implications for agriculture, climate change, and public health
UN urges intense restoration of nature to address climate and biodiversity crises
Launching the UN Decade on Ecosystem Restoration, UN calls on countries to meet commitments to restore 1 billion hectares of land
Underwater ancient cypress forest offers clues to the past
When saber-toothed tigers, woolly mammoths and giant sloths roamed North America during the last Ice Age about 18,000 to 80,000 years ago, the Gulf Coast’s climate was only slightly cooler, more similar to regions to the north like Missouri and…
Five million years of climate change preserved in one place
An 80-meter-thick sedimentary succession at Charyn Canyon, Kazakhstan, recorded interactions between land, atmosphere and ocean
Mixed farming methods could reduce US emissions and increase productivity
Modeled nitrogen-sparing farms across the US exceeded demand for protein but produced 20% less beef
Fossil secret may shed light on the diversity of Earth’s first animals
A large group of iconic fossils widely believed to shed light on the origins of many of Earth’s animals and the communities they lived in may be hiding a secret. Scientists, led by two from the University of Portsmouth, UK,…
Oldest human traces from the southern Tibetan Plateau in a new light
Stone tools have been made by humans and their ancestors for millions of years. For archaeologists these rocky remnants – lithic artefacts and flakes – are of key importance. Because of their high preservation potential they are among the most…
Curtin study finds WA’s natural ‘museums of biodiversity’ at risk
Up to three quarters of the biodiversity living on Western Australia’s iconic ironstone mountains in the State’s Mid West (known as Banded Iron Formations) could be difficult or impossible to return quickly to its previous state after the landscape has…
Restored peatlands store carbon and mitigate climate change
Estonia has almost 10,000 ha of peat production land that has lain abandoned since the Soviet era, as well as peatland that is in use at present for peat production but whose resources will be exhausted in the near future.…
Ancient volcanic eruption destroyed the ozone layer
A catastrophic drop in atmospheric ozone levels around the tropics is likely to have contributed to a bottleneck in the human population around 60 to 100,000 years ago, an international research team has suggested. The ozone loss, triggered by the…
How the major Swedish forest fire of 2014 affected the ecosystem
Swedish researchers from institutions including Uppsala University have spent four years gathering data from the areas affected by the major forest fire of 2014. In their study of how the ecosystem as a whole has been altered, they could see…
A non-invasive procedure allows obtaining archaeological information without excavating
The research, led by members of the CaSEs research group and published in PLOS ONE, represents the first application of pXRF (portable X-ray fluorescence analysis), combined with geostatistical data analysis, to anthropogenic sediments in Africa.
Lead levels in urban soil are declining but hotspots persist
Decades after federal bans ended widespread use of lead-based paint and gasoline, some urban soils still contain lead levels that exceed children’s safety guidelines
Reaction of plants to abiotic stresses
The human population is increasing worldwide at a much faster rate and is expected to increase from ~7 billion to ~ 10 billion by the end of the year 2050. On the other hand, agricultural productivity is not increasing at…
What causes the deep Earth’s most mysterious earthquakes?
The cause of Earth’s deepest earthquakes has been a mystery to science for more than a century, but a team of Carnegie scientists may have cracked the case.
Scientists sound alarm about unprecedented mercury accumulation in Pacific Ocean trenches
Multi-national team of scientists discover amounts of mercury in the deepest trenches of the Pacific Ocean that exceed any value ever recorded in remote marine sediments – even higher than many areas directly contaminated by industrial releases.
What causes the deep Earth’s most mysterious earthquakes?
The cause of Earth’s deepest earthquakes has been a mystery to science for more than a century, but a team of scientists may have cracked the case.
Planetary scientist receives NASA’s Early Career Award
Funding will support new field-portable lab, help train next-generation analog scientists
Geological riddle solved: Roof of the World has gotten higher
There has long been controversy about whether the world’s highest region, Tibet, has grown taller during the recent geological past. New results from the University of Copenhagen indicate that the ‘Roof of the World’ appears to have risen by up to 600 met
No good decisions without good data: Climate, policymaking, the critical role of science
“If you can’t measure it, you can’t improve it”. This concept is also true within the context of climate policy, where the achievement of the objectives of the United Nations Framework Convention on Climate Change (UNFCCC) is dependent on the…
Research identifies climate-change refugia in dry-forest region
The study was conducted in a Brazilian national park and was based on analysis of tree rings in the species Amburana cearensis, as well as satellite images
Keeping more ammonium in soil could decrease pollution, boost crops
Modern-day agriculture faces two major dilemmas: how to produce enough food to feed the growing human population and how to minimize environmental damage associated with intensive agriculture. Keeping more nitrogen in soil as ammonium may be one key way to…
Synchrotron X-ray experiment reveals a small nudge with big consequences
QUT researchers have used experimental x-ray techniques at the Australian Synchrotron to gain fundamental insights into how gypsum dehydrates under pressure and the processes that create earthquakes. In the study published in the Nature Research journal Communications Materials , QUT…
As water sources become scarce, understanding emerging subsurface contaminants is key
USC researchers modeled complex subsurface water flow to help assess the risk of contaminants appearing in high, unsafe concentrations in variable water sources.
Impact of coal burning on Yangtze River is comparable to natural processes
First-of-its-kind study reveals that fossil fuel consumption has outsized impact on river sediment
Does cold wildfire smoke contribute to water repellent soils in burned areas?
New pilot study finds severe water repellency in sand samples after treatment with both hot and cold smoke
Geology helps map kidney stone formation from tiny to troublesome
CHAMPAIGN, Ill. — Advanced microscope technology and cutting-edge geological science are giving new perspectives to an old medical mystery: How do kidney stones form, why are some people more susceptible to them and can they be prevented? In a new…
Electromagnetic anomalies that occur before an earthquake
It has been documented over hundreds of years that various electromagnetic anomalies occur during a few weeks before the occurrence of a large earthquake. These electromagnetic anomalies are variations that appear in telluric current, geomagnetism, electromagnetic waves etc. before the…
New study shines light on hazards of Earth’s largest volcano
Researchers find that a large earthquake could set off eruption of Hawaii’s Mauna Loa volcano