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Earth Sciences news
Network reveals large variations in shaking in LA basin after Ridgecrest earthquake
The 2019 Ridgecrest earthquake sequence has revealed areas of the Los Angeles basin where the amplification of shaking of high-rise buildings is greatest, according to a new report in Seismological Research Letters.
Earth Sciences
6 hours ago
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The Arctic hasn't been this warm for 3 million years–and that foreshadows big changes for the rest of the planet
Every year, sea ice cover in the Arctic Ocean shrinks to a low point in mid-September. This year it measures just 1.44 million square miles (3.74 million square kilometers) – the second-lowest value in the 42 years since ...
Earth Sciences
8 hours ago
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Researchers gain new insights on river dynamics
A river's only consistent attribute is change. As the Greek philosopher Heraclitus remarked, "No man ever steps in the same river twice." Although this dynamic nature is often out of sight and mind, forgetting about it has ...
Earth Sciences
8 hours ago
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Shedding light on how urban grime affects chemical reactions in cities
Many city surfaces are coated with a layer of soot, pollutants, metals, organic compounds and other molecules known as "urban grime." Chemical reactions that occur in this complex milieu can affect air and water quality. ...
Earth Sciences
8 hours ago
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Someday, even wet forests could burn due to climate change
Millions of years ago, fire swept across the planet, fueled by an oxygen-rich atmosphere in which even wet forests burned, according to new research by CU Boulder scientists.
Earth Sciences
10 hours ago
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Greenland is on track to lose ice faster than in any century over 12,000 years: study
If human societies don't sharply curb emissions of greenhouse gases, Greenland's rate of ice loss this century is likely to greatly outpace that of any century over the past 12,000 years, a new study concludes.
Earth Sciences
10 hours ago
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Worsening rifts and fractures spotted at two of Antarctica's most important glaciers
Satellite imagery has revealed that two of the fastest-changing glaciers in Antarctica are fracturing and weakening faster than ever—the first step towards the glaciers disintegrating and causing sea levels to rise dramatically.
Earth Sciences
13 hours ago
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New evidence suggests it was matter ejected from the Chicxulub crater that led to impact winter
A team of researchers from the U.S., Australia and the U.K. has found evidence that suggests material thrown into the atmosphere by the asteroid that struck the Earth approximately 66 million years ago, and not massive wildfires, ...
Drone-based photogrammetry a new addition to geologic research services
Southwest Research Institute is offering new drone-based, remote-sensing techniques to digitally map and model exposed geologic structures, or outcrops, to better understand subsurface structures associated with petroleum ...
Earth Sciences
Sep 29, 2020
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Rocky icebergs and deep anchors – new research on how planetary forces shape the Earth's surface
Have you ever wondered why the Earth's surface is separated into two distinct worlds—the oceans and large tracts of land?
Earth Sciences
Sep 29, 2020
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How will the ocean carbon cycle evolve in the future? New project aims to find out
The global ocean covers 70 percent of the planet and is essential to humanity's survival, providing food, sustaining livelihoods, and capturing and storing huge amounts of carbon dioxide from the atmosphere. A key scientific ...
Earth Sciences
Sep 29, 2020
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Throwing a warm sheet over our understanding of ice and climate
Temperatures at Earth's highest latitudes were nearly as warm after Antarctica's polar ice sheets developed as they were prior to glaciation, according to a new study led by Yale University. The finding upends most scientists' ...
Earth Sciences
Sep 29, 2020
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The Ilopango volcanic eruption that shocked the Maya's civilization 1590 years ago
In 431 CE, 1590 years ago, the Maya civilization was laid waste as the Ilopango volcano erupted, killing every living thing within 40 km around the volcano, according to a new study carried out by an international team of ...
Earth Sciences
Sep 29, 2020
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The Arctic is burning in a whole new way
"Zombie fires" and burning of fire-resistant vegetation are new features driving Arctic fires—with strong consequences for the global climate—warn international fire scientists in a commentary published in Nature Geoscience.
Earth Sciences
Sep 28, 2020
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The mysterious luminescence phenomena of earthquake lightning
Were you aware that earthquakes are sometimes associated with luminescence, called earthquake lightning? This phenomenon had been documented throughout history, such as between 1965 and 1967, the Matsushiro earthquake swarm ...
Earth Sciences
Sep 28, 2020
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Sentinels of ocean acidification impacts survived Earth's last mass extinction
Two groups of tiny, delicate marine organisms, sea butterflies and sea angels, were found to be surprisingly resilient—having survived dramatic global climate change and Earth's most recent mass extinction event 66 million ...
Earth Sciences
Sep 28, 2020
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Anomalous viscosity of basaltic melt at mantle conditions constraining the timescales of the early magma oceans
Researchers at the University of Saskatchewan, Canada, along with their collaborators at Zhejiang University of Technology, China, and RIKEN Center for Computational Science, Japan, made significant advances in constraining ...
Earth Sciences
Sep 28, 2020
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The testimony of trees: How volcanic eruptions shaped 2000 years of world history
Researchers have shown that over the past two thousand years, volcanoes have played a larger role in natural temperature variability than previously thought, and their climatic effects may have contributed to past societal ...
Earth Sciences
Sep 28, 2020
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NASA observations aid efforts to track California's wildfire smoke from space
Wildfires have been burning across the state of California for weeks—some of them becoming larger complexes as different fires merge. One of those was the August Complex Fire, which reportedly began as 37 distinct fires ...
Earth Sciences
Sep 25, 2020
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Coldest Northern Hemisphere temperature officially confirmed
Nearly 30 years after recording a temperature of minus 93.2 degrees Fahrenheit (minus 69.6 Celsius) in Greenland, the measurement has been verified by the World Meteorological Organization as the coldest recorded temperature ...
Earth Sciences
Sep 25, 2020
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More news
Marine heatwaves are human-made
5G wireless may lead to inaccurate weather forecasts
How earthquake swarms arise
Newly identified 'landfalling droughts' originate over ocean
Climate scientists uncover 30-year-old temperature record
Antarctic ice loss expected to affect future climate change
Flood risks: More accurate data due to COVID-19
Seismic data explains continental collision beneath Tibet
Did the aurora borealis play a role in sinking the Titanic?
Other news
Stellar explosion in Earth's proximity
Arnhem Land Maliwawa rock art opens window to past
Solar orbiter's first science data shows the sun at its quietest
Problems with reproduction in birds
Breaking new ground in the search for dark matter
Coral's resilience to warming may depend on iron
New detector breakthrough pushes boundaries of quantum computing
Researchers use amino acids to grow high-performance copper thin films
Unexpected wildfire emission impacts air quality worldwide
Nuclear plants in Arabian Sea face tsunami risk
Plans underway for new polar ice and snow topography mission
Study shows how sun compass works in the brain of desert locust
Breaking COVID-19's 'clutch' to stop its spread
New study reveals how reptiles divided up the spoils in ancient seas
