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Do volcanoes add more carbon than they take away?

In a new study published in the Journal of Geophysical Research: Biogeosciences, Zhong and colleagues discovered that a volcano in northeast China emits a small net amount of carbon each year. Over geological timescales, that could have a significant.....»»

Category: topSource:  informationweekApr 26th, 2023

Arctic Ocean may absorb less CO₂ than projected due to coastal erosion

As Earth warms, the Arctic Ocean's ability to absorb carbon dioxide from the atmosphere is waning due to melting permafrost and worsening coastal erosion, according to new research......»»

Category: topSource:  pcmagRelated NewsAug 12th, 2024

New study unveils 16,000 years of climate history in the tropical Andes

A new study that explores ancient temperatures and rainfall patterns in the tropical Andes of South America has revealed how 16,000 years of climate history in this part of the world was driven by carbon dioxide levels and ocean currents from global.....»»

Category: topSource:  pcmagRelated NewsAug 12th, 2024

Heat killed nearly 50,000 in Europe in 2023: Study

High temperatures which scientists say are being worsened by human-driven carbon emissions caused nearly 50,000 deaths in Europe last year, a study published Monday found......»»

Category: topSource:  pcmagRelated NewsAug 12th, 2024

Surf spots are global ally in climate fight, study finds

A first-of-its-kind study, published today in Conservation Science and Practice, has found that the forests, mangroves and marshes surrounding surf breaks store almost 90 Mt (million metric tons) of climate-stabilizing "irrecoverable carbon," making.....»»

Category: topSource:  pcmagRelated NewsAug 12th, 2024

Mature forests are vital in frontline fight against climate change, research reveals

Mature forests have a key role to play in the fight against climate change—extracting carbon dioxide (CO2) from the atmosphere and locking it into new wood, a new study reveals......»»

Category: topSource:  physorgRelated NewsAug 12th, 2024

More than greenwashing? Sustainable aviation fuels struggle to take off

Alternative fuels are intended to reduce the carbon footprint of airlines. Enlarge / Sustainable aviation fuels could help cut carbon emissions from commercial flights. (credit: Costfoto/NurPhoto via Getty Images) Last.....»»

Category: topSource:  arstechnicaRelated NewsAug 10th, 2024

Historic fires trapped in Antarctic ice yield key information for climate models

Researchers from the University of Cambridge and the British Antarctic Survey tracked fire activity over the past 150 years by measuring carbon monoxide trapped in Antarctic ice. This gas is released, along with smoke and particulates, by wildfires,.....»»

Category: topSource:  marketingvoxRelated NewsAug 9th, 2024

The earliest traces of life on Earth—researchers explore carbon in 3.9-billion-year-old Canadian rocks

The isotopic composition of carbon in iron formations from the Saglek-Hebron Complex in Nunatsiavut (northern Labrador) has been seen as evidence of the earliest traces of life on Earth. But a new study by the University of Ottawa, Carleton Universit.....»»

Category: topSource:  physorgRelated NewsAug 8th, 2024

Sea of opportunity: Protecting mangroves, seagrass could boost Indonesia"s new climate targets

Indonesia has signaled it could include blue carbon ecosystems—carbon-rich coastal and marine areas, like mangroves and seagrass—in its new climate targets. This shift follows years of relying heavily on the forestry and land sectors as well as t.....»»

Category: topSource:  physorgRelated NewsAug 8th, 2024

High nitrogen input promotes the redistribution of new organic carbon to deeper soil layers

Exogenous reactive nitrogen input has a profound effect on the carbon cycle of terrestrial ecosystems. Most current research on soil organic carbon (SOC) dynamics in relation to nitrogen input has focused predominantly on the surface soil layers. How.....»»

Category: topSource:  physorgRelated NewsAug 8th, 2024

Scientists use carbon isotopes to track "forever chemicals"

Organofluorine compounds—sometimes called "forever chemicals"—are increasingly turning up in our drinking water, oceans and even human blood, posing a potential threat to the environment and human health......»»

Category: topSource:  physorgRelated NewsAug 7th, 2024

Green belts need modernizing—a more "multifunctional" approach can benefit people and planet

Green belts are more than just spaces; for many people, they're places providing a brief escape from the city. Land designated as green belt—and protected from building—can also store carbon and hold water at times of flooding and drought......»»

Category: topSource:  physorgRelated NewsAug 7th, 2024

Modern aircraft emit less carbon than older aircraft, but their contrails may do more environmental harm

Modern commercial aircraft flying at high altitudes create longer-lived planet-warming contrails than older aircraft, a new study has found......»»

Category: topSource:  informationweekRelated NewsAug 7th, 2024

How efficiently different US forests will remove atmospheric carbon in the future

Forests absorb carbon by capturing carbon dioxide from the atmosphere, making forest carbon stocks an important resource against climate change. In research published in Ecology and Evolution, investigators examined existing tree regeneration pattern.....»»

Category: topSource:  informationweekRelated NewsAug 7th, 2024

Researchers propose "carbon removal budget" to tackle climate change

New research from the University of Oxford, published in the journal Carbon Management, makes the case for a novel Carbon Removal Budget to help tackle climate change. It would sit alongside the Carbon Budget that governs how much CO2 can safely be e.....»»

Category: topSource:  physorgRelated NewsAug 6th, 2024

Forests destroyed by wildfires emit carbon long after the flames die—new study

Even in Earth's high northern-latitude forest, climate change is predicted to make wildfires more frequent and severe......»»

Category: topSource:  physorgRelated NewsAug 6th, 2024

Molecules boost from metallic carbon nanotubes

A Lawrence Livermore National Laboratory (LLNL) team has found that pure metallic carbon nanotubes are best at transporting molecules......»»

Category: topSource:  physorgRelated NewsAug 5th, 2024

Study yields new insights into the link between global warming and rising sea levels

A McGill-led study suggests that Earth's natural forces could substantially reduce Antarctica's impact on rising sea levels, but only if carbon emissions are swiftly reduced in the coming decades. By the same token, if emissions continue on the curre.....»»

Category: topSource:  pcmagRelated NewsAug 3rd, 2024

Machine learning discovers "hidden-gem" materials for heat-free gas separation

Chemical separation, including gas separation, is a common process that is required for manufacturing and research. It accounts for a whopping 15% of U.S. energy consumption and produces millions of tons of carbon emissions......»»

Category: topSource:  physorgRelated NewsAug 2nd, 2024

More microbes found that break down the carbon-fluorine bonds found in some unsaturated PFAS

A team of chemical and environmental engineers at the University of California Riverside, working with colleagues from the University of California Los Angeles, has found a class of microbes that consume PFAS in the environment and sever some of the.....»»

Category: topSource:  physorgRelated NewsAug 2nd, 2024