Articles tagged with Greenhouse Gases
Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.
Comprehensive medical research, clinical studies, and healthcare sciences focused on disease prevention, diagnosis, and treatment. Encompasses clinical medicine, public health, pharmacology, epidemiology, medical specialties, disease mechanisms, therapeutic interventions, healthcare innovation, precision medicine, telemedicine, medical devices, drug development, clinical trials, patient care, mental health, nutrition science, health policy, and the application of medical science to improve human health, wellbeing, and quality of life across diverse populations.
Comprehensive investigation of human society, behavior, relationships, and social structures through systematic research and analysis. Encompasses psychology, sociology, anthropology, economics, political science, linguistics, education, demography, communications, and social research methodologies. Examines human cognition, social interactions, cultural phenomena, economic systems, political institutions, language and communication, educational processes, population dynamics, and the complex social, cultural, economic, and political forces shaping human societies, communities, and civilizations throughout history and across the contemporary world.
Fundamental study of the non-living natural world, matter, energy, and physical phenomena governing the universe. Encompasses physics, chemistry, earth sciences, atmospheric sciences, oceanography, materials science, and the investigation of physical laws, chemical reactions, geological processes, climate systems, and planetary dynamics. Explores everything from subatomic particles and quantum mechanics to planetary systems and cosmic phenomena, including energy transformations, molecular interactions, elemental properties, weather patterns, tectonic activity, and the fundamental forces and principles underlying the physical nature of reality.
Practical application of scientific knowledge and engineering principles to solve real-world problems and develop innovative technologies. Encompasses all engineering disciplines, technology development, computer science, artificial intelligence, environmental sciences, agriculture, materials applications, energy systems, and industrial innovation. Bridges theoretical research with tangible solutions for infrastructure, manufacturing, computing, communications, transportation, construction, sustainable development, and emerging technologies that advance human capabilities, improve quality of life, and address societal challenges through scientific innovation and technological progress.
Study of the practice, culture, infrastructure, and social dimensions of science itself. Addresses how science is conducted, organized, communicated, and integrated into society. Encompasses research funding mechanisms, scientific publishing systems, peer review processes, academic ethics, science policy, research institutions, scientific collaboration networks, science education, career development, research programs, scientific methods, science communication, and the sociology of scientific discovery. Examines the human, institutional, and cultural aspects of scientific enterprise, knowledge production, and the translation of research into societal benefit.
Comprehensive study of the universe beyond Earth, encompassing celestial objects, cosmic phenomena, and space exploration. Includes astronomy, astrophysics, planetary science, cosmology, space physics, astrobiology, and space technology. Investigates stars, galaxies, planets, moons, asteroids, comets, black holes, nebulae, exoplanets, dark matter, dark energy, cosmic microwave background, stellar evolution, planetary formation, space weather, solar system dynamics, the search for extraterrestrial life, and humanity's efforts to explore, understand, and unlock the mysteries of the cosmos through observation, theory, and space missions.
Comprehensive examination of tools, techniques, methodologies, and approaches used across scientific disciplines to conduct research, collect data, and analyze results. Encompasses experimental procedures, analytical methods, measurement techniques, instrumentation, imaging technologies, spectroscopic methods, laboratory protocols, observational studies, statistical analysis, computational methods, data visualization, quality control, and methodological innovations. Addresses the practical techniques and theoretical frameworks enabling scientists to investigate phenomena, test hypotheses, gather evidence, ensure reproducibility, and generate reliable knowledge through systematic, rigorous investigation across all areas of scientific inquiry.
Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.
A new study suggests that strategic tree planting in Canada's northern forests could remove at least five times the country's annual carbon emissions, totaling around 19 gigatons by 2100. This would be a significant step towards Canada's goal of becoming carbon neutral by 2050 and meeting its commitments under the Paris Climate Agreement.
Researchers have discovered a way to harness methane-eating microbes to produce valuable resources like animal feed, green plastics, and cleaner fuels. These microbes can also remove dissolved methane and nitrite from wastewater, offering a potential solution for reducing greenhouse gas emissions.
Researchers at Jeonbuk National University have developed a new dual-chemical looping process that improves the efficiency of ammonia synthesis by 8.4% and reduces global warming potential by up to 15.85 kg CO2-equivalent per kilogram of ammonia produced.
A modelling study suggests that preventing high blood glucose from turning into type 2 diabetes with lifestyle changes could result in a 67% reduction in greenhouse gas emissions. Well-controlled type 2 diabetes management could cut CO2 emissions by 21%, adding nearly 2 extra years of life.
A new study suggests that current climate actions may not effectively curb global warming acceleration, as aerosol reduction weakens cooling effect. Climate policy assessments need to consider additional climate effects from co-reduced aerosols and their risks.
A new Stanford-led analysis found that companies undercount emissions from their supply chains by billions of tons due to the use of single-region U.S. models. This can lead to missed opportunities to reduce emissions and associated costs by sourcing goods from countries with cleaner grids.
A recent UBC study found that half of the global population needs to change their diets to prevent severe planetary warming. The study suggests that individuals can make simple dietary changes, such as eating only what they need and reducing beef consumption, to reduce food-related greenhouse gas emissions.
A new Danish model reveals that green initiatives in farming can lead to increased greenhouse gas emissions from one aspect of the system, while storing more carbon in the soil over time. The CIRKULÆR model shows that policymakers must consider the entire agricultural system to make informed decisions.
Researchers found significant SF6 emissions in Heilbronn region, amounting to approximately 30 tons per year, and exceeding previous estimates. The study aims to validate bottom-up assessments of emissions by complementing top-down emission estimates.
Websites for COP conferences emit significantly more carbon than average internet pages, with a 13,000% rise in emissions between 1995 and 2024. The team's findings highlight the need to reduce digital footprint through practices such as page size limits, optimized site layouts, and renewable energy hosting.
The study reveals that North America and Europe will experience significant warming (3.7-3.8°C) and drought expansion by the end of the 21st century due to land-air coupling, which amplifies the impact of GHG emissions. If uncontrolled, this could lead to severe climate risks, including reduced Gross Primary Productivity.
Researchers found that nitrogen oxide production is outpaced by consumption, resulting in little emissions from the Black Sea. The study identified microorganisms responsible for the turnover of this potent greenhouse gas, highlighting the importance of further research on nitrous oxide dynamics in marine environments.
Researchers created a practical tool to assess urban fossil fuel carbon dioxide patterns by analyzing radiocarbon in turfgrasses. The method allows cities to gauge the effectiveness of their emission-curbing initiatives and track progress toward decarbonization goals.
A new report published in BioScience reveals Earth's climate crisis is accelerating at an alarming rate, with 22 of 34 planetary vital signs now at record levels. The study emphasizes that climate change mitigation strategies are available and urgently needed to limit warming.
New research shows that near-term mitigation could spare future generations around 0.6 meters of sea-level rise caused by emissions between 2020 and 2090 following current policies. The study provides a direct link between today's policy choices and sea levels hundreds of years from now.
McGill researchers have found that Montreal's methane emissions are unevenly distributed across the island, with the highest concentrations in the city's east end. The study identified over 3,000 hotspots and found that inactive landfills and natural gas leaks are major contributors to the pollution.
The UK food system is under pressure due to climate change, global shocks, and poor diets. A new report calls for radical transformation in three key areas: more resilient farming, smarter land use, and healthier diets.
A global study found that biochar significantly reduces methane and nitrous oxide emissions in composting, while conserving nitrogen and stabilizing carbon. The optimal amount of biochar added is critical, with 10-20% achieving the strongest reductions.
A study analyzing over 15,000 US treatment plants found that methane and nitrous oxide are the dominant greenhouse gases, exceeding current government estimates by 41%. The researchers identified opportunities for low-hanging-fruit reductions in emissions through fixing leaks and developing new technologies.
A new UCLA Health study found that inhalers for asthma and COPD generate over 2 million metric tons of carbon emissions annually. Metered-dose inhalers account for 98% of emissions due to potent greenhouse gas propellants, while dry and soft powder mist inhalers are less harmful.
A recent study highlights the growing concern of inhaler-related greenhouse gas emissions in the US, which have increased over the past decade. The study suggests that shifting utilization to dry powder and soft mist inhalers could be a key solution to reduce emissions.
Researchers found that soil viruses selectively infect denitrifying microbes, reducing nitrous oxide emissions by up to 20%. The study suggests viral regulation as a potential method for mitigating greenhouse gas emissions in agriculture. Viruses may play a critical role in supporting sustainable food production and protecting the planet.
A Stanford University study reveals a roadmap for California to achieve net-zero emissions by 2045, requiring significant advancements in renewable energy generation, energy storage, and low-carbon transportation. The model forecasts the need for 170 gigawatts of new generation and 54 gigawatts of storage by 2045.
The Time2Graze project is developing a decision support system to help farmers in Latin America make better grazing decisions, increase productivity and reduce methane emissions. The tool will assess pasture availability and provide real-time alerts to optimize grazing intensity.
Research by ETH Zurich reveals human-induced climate change has increased extreme heat wave frequency and severity, with fossil fuel and cement production contributing significantly. The study highlights the responsibility of large carbon emitters, such as oil and gas companies, in exacerbating heat waves.
A team of researchers has created a reliable method for accurately recording greenhouse gas emissions from corporate sustainability reports. The dataset, published in Scientific Data, provides a rigorous and transparent foundation for evaluating automated approaches to sustainability reporting.
Researchers found that deforestation is responsible for a significant reduction in rainfall and increase in temperature in the Amazon during the dry season. The study quantifies the impact of forest loss and global climate change on the biome, highlighting the importance of preserving standing forests to maintain climate resilience.
Researchers from the University of Maryland tracked lightning storms in real-time using NASA's TEMPO instrument, detecting nitrogen oxide emissions that affect climate and air quality. The study reveals how lightning can produce pollutants that travel long distances, influencing air quality far from the original storm.
A new study by Cornell University researchers found that certain pond plant communities can increase greenhouse gas production, transport, and emissions. The composition of aquatic plant communities in shallow freshwater bodies can have significant effects on greenhouse gas concentrations and fluxes.
A new study from the University of Michigan analyzed 35 different vehicle combinations and found that EVs have lower emissions over their lifetime than any other vehicle type in every county in the contiguous US. The lowest emission vehicle class was the compact sedan BEV with a range of 200 miles.
The GOSAT-GW satellite has successfully launched with the TANSO-3 sensor, confirming its proper operation. The first observation by TANSO-3 provided spectral absorption data for carbon dioxide, methane, and nitrogen dioxide, enabling the calculation of greenhouse gas concentrations in the atmosphere.
Researchers have developed a novel way to reach the unexplored mesosphere using lightweight flying structures that can float using sunlight. The devices, which were built at Harvard and other institutions, levitated in low-pressure conditions and demonstrated potential for climate sensing and exploration.
A £13m UK university consortium is developing sustainable technologies for advanced modular reactors, aiming to secure the UK's position in nuclear innovation. The ENLIGHT programme will address key challenges, including sovereign supply of nuclear graphite and managing irradiated waste.
An international team of earth scientists proposes a new framework to understand the factors influencing CO2 removal, revealing their complex interactions and potential for enhanced weathering techniques. This integrated approach aims to enhance natural carbon storage, helping achieve Paris Agreement targets.
A study by the University of Liège found that clear water ponds in Brussels emit more methane through ebullitive emissions, which are facilitated by macrophytes. This process has significant implications for global climate dynamics, as methane is a powerful greenhouse gas.
Researchers found that conventional accounting introduces significant uncertainties in total emissions, with fossil CO2 underestimation reaching up to 22.8%. The study suggests practical strategies to make carbon accounting in wastewater more precise and globally relevant.
A new study highlights an opportunity for China to take the lead in fluorocarbon lifecycle management, which could prevent up to 8 billion tonnes of CO2-equivalent emissions by 2060. By implementing strategies like recovery, recycling, and reclamation, China can reduce more than half of residual refrigerant emissions.
Drexel engineers create vascular network within cement-based building materials that can help passively regulate surface temperature, reducing energy loss in buildings. The approach is inspired by nature's circulatory system and uses phase-change material to maintain a desired indoor temperature.
Researchers at Notre Dame's School of Architecture and the Lucy Family Institute for Data & Society developed EcoSphere, an AI-powered platform that visualizes embodied carbon emissions. The tool helps city planners identify strategies to reduce carbon emissions through renovation and extended building life.
A new study found that chemical reactions in newly uncovered glacial sediments initially suppress greenhouse gas emissions, but as soil matures, it produces more methane, contributing to warming. The research provides insights into the role of soil and water in the climate change cycle.
A new report from the University of Cambridge's Minderoo Centre for Technology and Democracy highlights the alarming trajectory of energy use by big tech companies, driven by AI growth. The report predicts that data centres could consume up to 8% of global greenhouse gas emissions by 2040, far exceeding current emissions from air travel.
Researchers at Chalmers University of Technology discovered that ship traffic triggers large methane emissions in shallow areas, including ports. The study found that cruise and container ships caused the most frequent and largest measured methane releases.
A new online platform, SMRT-Flames, estimates the health impacts of wildfire smoke and provides fire managers with tools to assess potential smoke exposure. The app uses a Harvard-developed computer model to predict how fires would behave across regions and how smoke would pool and disperse.
A new study from the University of California, Riverside shows that sealing manure ponds at a Central Valley farm can dramatically reduce atmospheric methane emissions. The researchers found that this method can achieve an 80% reduction in emissions, comparable to California state officials' climate planning estimates.
Mount Sinai Health System has received three prestigious awards from Practice Greenhealth for its commitment to environmental sustainability. The system's Mount Sinai Green program aims to reduce waste, improve energy efficiency, and create healthier environments. Recent initiatives include reducing emissions by 50% by 2030 and improvi...
The ITU-WBA Greening Digital Companies report shows that tech sector carbon emissions continued to rise in recent years due to rapid advances in AI and data infrastructure. Despite this, the report highlights encouraging progress as more companies set emissions targets, source renewable energy, and align with science-based frameworks.
Researchers used satellite data from GOSAT-2 to estimate methane and carbon monoxide emissions in the world's 40 most populous cities. The analysis revealed significant variations between cities, with Beijing emitting approximately 4.3 times more CO per unit of CO2 compared to Tokyo.
A new MIT study reveals that climate change will make it harder to reduce ground-level ozone in certain regions, including eastern North America and Western Europe. In contrast, northeast Asia may see improvements in air quality with decreased nitrogen oxide emissions.
A new study reveals that the negative effects of the ozone hole on the Southern Ocean's carbon uptake are reversible, but only if greenhouse gas emissions rapidly decrease. The study found that as the ozone hole heals, its influence on the ocean's carbon sink diminishes, while the influence of greenhouse gas emissions rises.
A new open-source tool, greenfeedr, is introduced to simplify the process of analyzing GreenFeed data from livestock. The R package offers functions for downloading, processing, and generating reports, allowing researchers and producers to automate routine tasks and gain insights into methane and carbon dioxide emissions.
Researchers highlight methane's significant role in climate change and its rapid acceleration. Methane concentrations have risen faster than carbon dioxide over the past five years, with potential for targeted mitigation strategies through real-time monitoring.
Researchers have discovered a way to regulate starch storage in algae using blue light-activated signalling pathways. This method has the potential to increase starch production in biofuels, improve nutritional value of agricultural feed supplements, and capture more carbon dioxide, reducing greenhouse gases.
A new study by Dartmouth researchers lays out a scientific framework for tracing specific climate damages back to emissions from individual fossil fuel companies. The framework combines climate modeling with publicly available emissions data to provide robust emissions-based attributions of climate damages at the corporate scale.
New research warns that global policies may lead to triggering of multiple climate tipping points, with a 62% risk on average. However, sustainable future pathways with lower greenhouse gas emissions can significantly reduce this risk.
Biomass is crucial for Europe's ability to reach its climate targets, providing both energy and negative emissions. Excluding biomass from the European energy system would increase costs by 169 billion Euros per year.
A new study from the University of Illinois has rigorously sampled nitrous oxide and carbon dioxide emissions from commercial corn and soybean fields under practical management scenarios over multiple years. The dataset reveals that nitrous oxide emissions are highly variable, with hot spots moving around the field, making it challengi...
Researchers at Chalmers University of Technology have discovered heavy methane emissions from Swedish lakes, posing significant environmental concerns. The findings suggest that these lakes may be contributing to the country's overall greenhouse gas emissions.
A new study reveals China's NTEs were significant sources of CH₄ and N₂O emissions between 1980 and 2020, with an accumulated GWP of 5.55 Pg CO₂-equivalent. The net warming effect is primarily driven by N₂O emissions.
Recent 'unprecedented' floods are not exceptional if looking further into the past, new research suggests. Geological palaeo-flood records reveal many previous floods exceeded modern peaks, highlighting the need for using these records in flood planning.
A study estimated that healthcare travel generates approximately 35.7 megatons of CO2e annually in the US, accounting for about 6% of national healthcare-related emissions. The study found that patient travel in rural areas resulted in higher emissions per trip compared to urban areas