Airborne observations identify major source of US landfill methane emissions

Example images of a landfill with methane emissions from the work face. Credit: Environmental Science & Technology (2024). DOI: 10.1021/acs.est.4c07572 A team has found via testing from airplanes that landfill work faces tend to be responsible for the biggest share of methane emissions in U.S. landfills. Their findings are published …

3D ocean model shows ocean acidification moving deeper as atmospheric emissions increase

Global mean sections of the absolute state of the marine CO2 system in 2014 and changes from 1800 to 2014. Panel rows distinguish the saturation state of aragonite (Ωarag). Credit: Science Advances (2024). DOI: 10.1126/sciadv.ado3103 A pair of environmental physicists at the Institute of Biogeochemistry and Pollutant Dynamics, ETH Zurich, …

In Patagonia, more snow could protect glaciers from melt—but only if greenhouse gas are curbed emissions soon

The ice front of a glacier in southern Patagonia. Credit: Henning Åkesson In an era of dwindling glaciers, Southern Patagonia has managed to hold on to a surprising amount of its ice. But, a new study in Scientific Reports from INSTAAR postdoc Matthias Troch suggests that this protective effect might …

Microsoft builds data centers with wood to cut greenhouse gas emissions

Power substation (Public domain image) “Tucked beside a northern Virginia suburb, an experiment is underway to see if one of the oldest building materials on the planet can help Microsoft meet its ambitious climate goals. Microsoft is building its first datacenters made with superstrong ultra-lightweight wood in a bid to …

Global carbon emissions reach new record high in 2024, with no end in sight, scientists say

Global carbon emissions from fossil fuels have hit a record high in 2024, and there’s still no sign that they’ve peaked, scientists reported. The researchers found that humans dumped 41.2 billion tons (37.4 billion metric tons) of carbon dioxide into the atmosphere in 2024, a 0.8% increase from 2023. When …

Crop-spraying robot saves farmers time, cuts emissions of greenhouse gases

agricultural robot from Japanese company Inaho “The spraying of orchards and vineyards certainly isn’t an eco-friendly process, with tractors spewing exhaust as they douse crops in herbicides and pesticides. That’s one of the main reasons the electric, autonomous Prospr robot was created,” reports New Atlas: Manufactured by New Zealand agritech …

Japan plans automated cargo transport system to relieve shortage of drivers and cut emissions

This illustration taken from the government’s official YouTube video shows a conveyor belt road. Credit: Japan’s Ministry of Land, Infrastructure, Transport and Tourism via AP Japan is planning to build an automated cargo transport corridor between Tokyo and Osaka, dubbed a “conveyor belt road” by the government, to make up …

How emissions from Brazilian Pantanal’s soda lakes contribute to climate change

Soda lakes are less common than freshwater lakes in the Pantanal. Credit: Thierry Alexandre Pellegrinetti / CENA-USP Seasonal variations with alternating dry and rainy seasons and fluctuating levels of nutrients are factors that significantly influence greenhouse gas emissions from soda lakes in the Pantanal, considered less common than emissions from …

Mexico Struggles to Cut Emissions from its Ports — Global Issues

The port of Manzanillo, in the western state of Colima, lying on the Pacific coast, receives the largest amount of maritime cargo in Mexico and emits the highest volume of polluting gases, despite environmental measures introduced in recent years. Credit: IDB by Emilio Godoy (la paz, mexico) Monday, July 01, 2024 …

Germanys Climate Envoy Talks Partnerships with SIDS; Urges G20 Nations to Step Up Emissions Reductions — Global Issues

Germany’s State Secretary and Special Envoy on International Climate Action Jennifer Morgan. Credit: X by Alison Kentish (antigua & barbuda) Tuesday, June 25, 2024 Inter Press Service ANTIGUA & BARBUDA, Jun 25 (IPS) – Germany’s State Secretary and Special Envoy on International Climate Action, Jennifer Morgan, has emphasized the need for …

Methane emissions from landfill could be turned into sustainable jet fuel with plasma-driven process

Graphical abstract. Credit: Journal of the American Chemical Society (2024). DOI: 10.1021/jacs.4c01641 In a world first, University of Sydney researchers have developed a chemical process using plasma that could create sustainable jet fuel from methane gas emitted from landfills, potentially creating a low-carbon aviation industry. Methane is a far more …

We Need Net Zero AI Emissions — Global Issues

AI must have net zero emissions to uphold our climate goals. Credit: Shutterstock Opinion by Philippe Benoit (washington dc) Thursday, April 25, 2024 Inter Press Service WASHINGTON DC, Apr 25 (IPS) – Artificial intelligence provides amazing potential for advancement across fields, from medicine to agriculture to industry to the entertainment business, …

Estimating emissions potential of decommissioned gas wells from shale samples

Graphical abstract. Credit: Science of The Total Environment (2023). DOI: 10.1016/j.scitotenv.2023.169750 Extracting natural gas from shale formations can provide an abundant, lower-carbon footprint fossil fuel, but also creates concerns over increased methane emissions. A team led by Penn State researchers has developed a new tool that can estimate the emission …

Switch to green wastewater infrastructure could reduce emissions and provide huge savings, new research finds

The Big Thompson River in Rocky Mountain National Park. Credit: The Big Thompson River in Rocky Mountain National Park / Colorado State University. University researchers have shown that a transition to green wastewater-treatment approaches in the U.S. that leverages the potential of carbon-financing could save a staggering $15.6 billion and …

Atmospheric observations in China show rise in emissions of a potent greenhouse gas

Emissions of SF6 in China. Credit: Nature Communications (2024). DOI: 10.1038/s41467-024-46084-3 To achieve the aspirational goal of the Paris Agreement on climate change—limiting the increase in global average surface temperature to 1.5 degrees Celsius above preindustrial levels—will require its 196 signatories to dramatically reduce their greenhouse gas (GHG) emissions. Those …

You might want to cut back on YOUR emissions 💨😂

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Federal Court Halts Biden Administration’s Corporate Emissions Disclosure Rule

World’s largest gavel, outside courthouse in Columbus, Ohio By Nick Pope An appellate court paused the Biden administration’s corporate emissions disclosure rule on Friday. The U.S. Court of Appeals for the Fifth Circuit granted Liberty Energy’s request for an administrative stay against the Securities and Exchange Commission’s (SEC) corporate climate …

Canals used to drain peatlands are underappreciated hotspots for carbon emissions, new study finds

Canal ditches like this one in West Kalimantan, Indonesia are often used to drain peatlands for conversion to agriculture. Credit: Jennifer Bowen A new study led by UC San Diego Scripps Institution of Oceanography postdoctoral scholar Jennifer Bowen finds that canals used to drain soggy peatlands in Southeast Asia are …

A better handle on the emissions budget for the Paris climate targets

Relationship between cumulative emissions and global warming, for the historical simulations plus four different SSP scenarios (ssp128, ssp245, ssp370, ssp585). Panel (a) plots cumulative emissions since 1850 (diagnosed using Eq. 1) against global warming since 1850 for each of the nine CMIP6 ESMs (colored symbols) and the Global Carbon Project (GCP) …

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