carbon dioxide
PulseAugur coverage of carbon dioxide — every cluster mentioning carbon dioxide across labs, papers, and developer communities, ranked by signal.
7 day(s) with sentiment data
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California's manure-to-gas climate program faces scrutiny over carbon accounting
California's Low Carbon Fuel Standard (LCFS) program, which incentivizes dairy farmers to convert methane from manure into biogas for fuel, is facing scrutiny. Critics argue the program's carbon accounting overstates em…
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China's Zhiyu Aerospace develops CO2 rocket launch technology
A Chinese aerospace startup, Zhiyu Aerospace Technology (Z-Trak Space), is developing a novel rocket launch system that utilizes supercritical carbon dioxide. This "CO2 rocket" technology aims to achieve low-cost, high-…
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Universe may exist in a metastable false vacuum, risking catastrophic decay
Physicists are exploring the concept of vacuum decay, where the universe could transition from a metastable false vacuum to a more stable true vacuum. This transition, if it occurs, would fundamentally alter the laws of…
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New ML model expands exoplanet photosynthetic habitable zone
Researchers have developed a new machine learning model to estimate the Photosynthetic Habitable Zone (PHZ) for exoplanets, moving beyond Earth-centric assumptions. This agnostic model is based on fundamental thermodyna…
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Deep learning framework accelerates CO2 retrieval from satellite data
Researchers have developed a novel deep learning framework to more efficiently and accurately retrieve atmospheric carbon dioxide (CO2) data from NASA's Orbiting Carbon Observatory-2 (OCO-2) satellite. This new method u…
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New tool recommends carbon-efficient AI training locations
A new paper introduces the Green AI Carbon Optimizer, a tool designed to help researchers and developers make more environmentally conscious decisions when training AI models. The optimizer provides recommendations for …
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Extreme climate change scenario ruled out, but 1.5C threshold crossed
A recent scientific paper has rendered the most extreme climate change scenario implausible, primarily due to a slowdown in fossil fuel consumption. However, this positive development is tempered by the confirmation tha…
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Mauna Loa CO2 Observatory saved from lava and budget cuts
The Mauna Loa Observatory, home to the vital Keeling Curve CO₂ record, faced multiple threats including a volcanic eruption and proposed budget cuts. Following the 2022 eruption, which damaged access roads and power lin…
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AI model quantifies CO2 using satellite weather data
Researchers have developed a physics-guided neural network capable of quantifying atmospheric carbon dioxide ($XCO_2$) using data from the Geostationary Operational Environmental Satellite (GOES-East). This model levera…
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AI framework optimizes building HVAC with PPO and CO2 controls
Researchers have developed a novel Python framework utilizing Proximal Policy Optimization (PPO), a deep reinforcement learning algorithm, to optimize building HVAC systems. This framework incorporates a hierarchical lo…
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Rice cultivation emissions double, nearing 239 million cars' annual output
A recent study indicates that greenhouse gas emissions from rice paddies have nearly doubled since the 1960s, now averaging approximately 1.1 billion tons of CO2-equivalent annually. This makes rice cultivation the larg…
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China converts coal exhaust into high-yield fertilizer
A Chinese firm, Jiangnan Environmental Technology (JNG), has developed a method to convert coal power plant exhaust into fertilizer. This process captures sulfur dioxide and carbon dioxide using ammonia, transforming th…
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Google's Chrome browser silently installs 4GB binaries, raising climate concerns
A recent analysis highlights the significant environmental impact of large-scale software updates, specifically citing Google Chrome's distribution of a 4 GB binary. The process can generate between six thousand and six…
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AI controls geological CO2 storage with history-based reinforcement learning
Researchers have developed a history-based reinforcement learning approach for controlling closed-loop CO2 storage operations. This method adapts to uncertain reservoir behaviors using only deployable well-level informa…