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Sink to source: Arctic is now emitting more carbon than it absorbs

After locking carbon dioxide in its frozen soil for millennia, the Arctic tundra is undergoing a dramatic transformation, driven by frequent wildfires that are turning it into a net source of carbon dioxide emissions, a US agency said Tuesday......»»

Category: topSource:  physorgDec 10th, 2024

Brighter and more efficient LEDs with low polarization resist "efficiency droop"

Light-emitting diodes (LEDs) are everywhere in modern life, from smartphones to home lighting. But today's LEDs have a major limitation: when you try to make them brighter by increasing their power, they become less efficient......»»

Category: topSource:  physorgRelated NewsNov 25th, 2024

Cop29: Indigenous communities still being sold short as the world decides how to regulate carbon markets

As the annual UN climate conference, Cop29, draws to a close, negotiators, civil society observers and activists are staying up late, poring over draft texts that will determine how the international community addresses climate change for years to co.....»»

Category: topSource:  physorgRelated NewsNov 25th, 2024

World approves UN rules for carbon trading between nations at COP29

New rules allowing wealthy polluting countries to buy carbon-cutting "offsets" from developing nations were agreed at UN climate talks Saturday, a move already raising fears they will be used to greenwash climate targets......»»

Category: topSource:  physorgRelated NewsNov 24th, 2024

Exploring new liquid organic hydrogen carrier materials for a safer, more transportable energy source

To reduce CO2 emissions, the energy transition from a carbon-based energy system to a more sustainable system based on hydrogen energy is urgently needed. However, the nature of hydrogen (such as low volumetric density, flammability, and embrittlemen.....»»

Category: topSource:  physorgRelated NewsNov 23rd, 2024

Satellite data and algorithms reveal which ships emit excessive nitrogen

Ships are still emitting too much nitrogen oxide. Until now, it has been impossible to measure this at sea, but that is set to change. Solomiia Kurchaba combined satellite data and developed algorithms to identify which ships are emitting too much. K.....»»

Category: topSource:  physorgRelated NewsNov 23rd, 2024

Proton VPN vs. Mullvad: Which is the best open-source VPN?

I compare Proton VPN Plus and Mullvad, two open-source VPNs with a strong privacy focus and fast servers worldwide, to find out which is best for you......»»

Category: topSource:  digitaltrendsRelated NewsNov 22nd, 2024

Open Source Hardware Certifications for October 2024

Take a look at open source certifications for the month of October. The post Open Source Hardware Certifications for October 2024 appeared first on Make: DIY Projects and Ideas for Makers......»»

Category: gadgetSource:  makezineonlineRelated NewsNov 21st, 2024

Support for carbon pricing higher than expected, finds study

Viewed by many experts as one of the most effective tools of climate policy, carbon pricing seeks to reduce carbon dioxide emissions. Currently, however, only 23% of global greenhouse gas emissions are subject to this climate tax, as it is seen as un.....»»

Category: topSource:  physorgRelated NewsNov 21st, 2024

New organic molecule design can lead to long-lasting, durable OLEDs for displays

Scientists have developed a method to improve the stability and efficiency of organic light-emitting diodes (OLEDs), a technology used in smartphones, TVs, and other electronic displays......»»

Category: topSource:  physorgRelated NewsNov 21st, 2024

Plastic reduces krill"s ability to remove carbon in the deep ocean, marine ecologists find

New research shows that increased levels of plastic pollution in the Southern Ocean could reduce the ability of Antarctic krill, a tiny shrimp-like crustacean, to help take CO2 from the atmosphere. The results are published this month in the journal.....»»

Category: topSource:  marketingvoxRelated NewsNov 21st, 2024

Zitadel raises $9 million to accelerate product development

Zitadel announced its $9 million Series A funding round led by Nexus Venture Partners with participation from Floodgate. Both firms represent the world’s best experts in open source, developer tools, and identity infrastructure. Zitadel’.....»»

Category: securitySource:  netsecurityRelated NewsNov 21st, 2024

AxoSyslog: Open-source scalable security data processor

AxoSyslog is a syslog-ng fork, created and maintained by the original creator of syslog-ng, Balazs Scheidler, and his team. “We first started by making syslog-ng more cloud-ready: we packaged syslog-ng in a container, added helm charts, and made it.....»»

Category: securitySource:  netsecurityRelated NewsNov 21st, 2024

Engraved trees map the way to preserving Sámi culture

Archaeologists analyzed trees engraved by the Indigenous Sámi of Arctic Europe, revealing the significance of these rare remnants of Sámi culture and the importance of preserving them from ongoing deforestation......»»

Category: topSource:  physorgRelated NewsNov 21st, 2024

Oceanographic expedition provides evidence on the "atlantification" of the Arctic Ocean

The international BIOCAL expedition, led by the Institute of Environmental Science and Technology of the Universitat Autònoma de Barcelona (ICTA-UAB), provided new evidence on the phenomenon of "atlantification" of the Arctic Ocean, a process relate.....»»

Category: topSource:  physorgRelated NewsNov 20th, 2024

Carbon credits scheme failing threatened species, says study

New research shows that most areas under a federal government scheme designed to reduce carbon emissions or store carbon don't protect the habitat of threatened species......»»

Category: topSource:  physorgRelated NewsNov 20th, 2024

Turning carbon emissions into methane fuel: New method offers potential for abundant energy savings

Chemists have developed a novel way to capture and convert carbon dioxide into methane, suggesting that future gas emissions could be converted into an alternative fuel using electricity from renewable sources......»»

Category: topSource:  physorgRelated NewsNov 20th, 2024

US, China must collaborate on carbon dioxide removal, report finds

Reducing greenhouse gas emissions alone might not be enough to reach climate action goals: The world's two biggest emitters—the United States and China—must cooperate to accelerate the development of methods that actively remove carbon dioxide fr.....»»

Category: topSource:  physorgRelated NewsNov 20th, 2024

COP29: Only by returning carbon to the ground is net zero truly possible

Negotiations at the 29th Conference of Parties (COP29) to the United Nations Framework Convention on Climate Change (UNFCCC) are entering their second week after things got off to a rocky start......»»

Category: topSource:  physorgRelated NewsNov 20th, 2024

New study emphasizes value of a carbon tax to effectively decarbonize the economy

A carbon tax is the most effective way for New Zealand to cut emissions while supporting a stable economy, according to a University of Auckland study......»»

Category: topSource:  physorgRelated NewsNov 20th, 2024

Researchers develop pioneering monitoring technique to help build mangrove resilience

Mangroves are remarkable ecosystems home to amazing biodiversity, dense vegetation, and conditions that capture large quantities of carbon. Since they occur in warm, tropical, and subtropical coastal regions, they also take the brunt of the impact fr.....»»

Category: topSource:  physorgRelated NewsNov 20th, 2024