Articles tagged with Greenhouse Effect
A recent study found that tropical algae were largely unaffected by periods of global warming up to 1.5 degrees Celsius in the distant past. This resilience provides valuable insights into the potential consequences of climate change and supports the goal of limiting global warming to 1.5 degrees.
Research from Princeton University reveals that nations globally underreport greenhouse gas emissions from wastewater facilities by up to 27%. Accurate estimates are crucial for sound public reporting and practical decision-making in the wastewater sector. The study finds that wastewater systems offer strong options for emissions reduc...
A recent study from Norwegian University of Science and Technology suggests that optimizing production in fertile areas while allowing less productive areas to lie fallow can cut greenhouse gas emissions. By doing so, food production can be maintained while reducing pressure on biodiversity by up to 20%.
The Olympic Games' substantial carbon footprint highlights the need for a profound overhaul to comply with the Paris Agreement. Researchers recommend scaling down events, reducing air travel and increasing use of renewable energy to achieve ambitious emission reduction targets.
Researchers at the University of Göttingen found that forest soils in south-western Germany absorb more methane as climate conditions become drier and warmer. This contradicts current international meta-analyses, highlighting the importance of long-term monitoring for assessing the effects of climate change.
A study published in Science Advances found that unusually large particles of wildfire smoke had a significant cooling effect on the region they were observed in, increasing outgoing radiation by 30-36% compared to smaller smoke particles. This effect has not been included in current climate models.
Simulations predict a 22-26% and 37-43% increase in extreme floods on the Karnali River between 2020 and 2099, with high emissions expected to see a 73-84% increase. The study highlights the urgent need to reduce greenhouse gas emissions to mitigate flood hazards.
Research shows that flooding in delta cities like Shanghai can expand by up to 80% and be much deeper by 2100 due to extreme climate events, sea-level rise and land subsidence. A major adaptation effort is required to raise defences and construct mobile flood barriers.
Climate change is expected to lead to a significant increase in methane emissions from lakes and reservoirs, with current emissions potentially doubling by the end of the century. This would contribute to faster climate change than currently predicted, highlighting the urgent need for reduced greenhouse gas emissions.
The ITU delegation will work with governments and private-sector leaders to leverage digital transformation as a catalyst for climate solutions. The Green Digital Action initiative aims to address the sector's environmental impact through practical tools and tangible results.
A practical, evidence-based checklist developed by scientists at the University of Surrey is helping everyone plan their next greening project with confidence. The study found that mixed gardens, such as small front gardens with a tree, shrubs, and green walls, give the greatest economic benefits for their size.
The ATP-DEC calculator provides accurate and transparent information on carbon disclosure, helping align aviation with climate targets. It captures real-world variations and life cycle emissions, making it a crucial tool for policymakers, airlines, and passengers.
Researchers at Kyushu University found that rising CO2 levels in the atmosphere may lead to disruptions in shortwave radio communications, including systems used for air traffic control and maritime communication. The ionosphere's cooling due to global warming causes a decrease in air density and accelerates wind circulation.
Johannes Lelieveld's research on air quality, emissions, and climate change has demonstrated the interconnectedness of these issues. His work provides new insights into human health risks and informs policy decisions to address pressing societal challenges.
Researchers found a strong link between compound droughts and wildfires in California, leading to increased fine particulate matter (PM2.5) concentrations. The study shows that severe droughts can substantially raise wildfire risk, with PM2.5 levels increasing by 9.5·m³ under extreme conditions.
A study by ISGlobal and published in Nature Medicine estimated that over 181,000 heat-related deaths occurred in Europe between 2022 and 2024. Italy experienced the highest number of heat-related deaths, with an estimated 19,038 deaths in 2024.
A team of researchers developed a new manufacturing process using bio-based solvents to reduce the production cost of perovskite solar cells by half and decrease climate impact by over 80%. AI-based reverse engineering technology was used to identify optimal conditions for efficiency and sustainability.
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 study by Ben-Gurion University reveals that desert soils can release powerful greenhouse gases within minutes of being wetted, even without microbial life. The team found that chemical reactions drive these emissions, especially for nitrogen-based gases.
A new study led by Professor Jonghun Kam predicts that Pakistan will experience major floods and severe droughts on a periodic basis, exacerbated by accelerating global warming. The AI model forecasts these extreme weather events every 15 years for the upper Indus River, and roughly every 11 years for surrounding rivers.
A study by University of Birmingham researchers found that corporate net-zero pledges often lack the substance needed to drive real change. Many companies use vague language and focus on direct emissions, omitting substantial indirect emissions generated by their products.
Researchers found that heat waves across Africa are now hotter, longer, and more frequent, mainly due to human activities. The study aimed to fill the knowledge gap on climate extremes in Africa and provide insights for mitigation and adaptation strategies.
Researchers at ETH Zurich found that mineral dust particles can trigger freezing of cloud droplets, particularly important in northern regions where clouds form below freezing temperatures. This process affects sunlight reflection and precipitation generation, with major implications for climate models.
Researchers at Carnegie Mellon University analyze historical U.S. carbon emissions trends, identifying factors that contributed to changes and offering lessons for developing countries. The study suggests that investing in efficient technologies and avoiding overreliance on coal can help avoid pitfalls encountered by the United States.
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 study published in the Proceedings of the National Academy of Sciences found that warmer summer temperatures increase tree growth, but less snow on the ground slows this growth significantly. This means that New England forests' ability to store carbon in future climate scenarios is likely overestimated.
New research highlights that warming peatlands releases substantial methane, offsetting their carbon storage capacity and increasing the global temperature overshoot challenge. This means policymakers may need to remove more carbon from the atmosphere to return to safer climate levels.
Climate anxiety is growing, especially amongst young people, due to the polarized debate around climate change. Professor Beattie's book offers psychological tips on how to handle climate anxiety, including writing personal narratives about difficult emotional experiences. Strategies focus on improving mental well-being and empowering ...
A new study from Colorado State University reveals that photovoltaic (PV) arrays in grasslands can improve soil moisture levels and increase plant growth, particularly during dry years. The research found a 90% increase in grass production on the east side of panels compared to neighboring open sites.
A new international study shows that El Niño and La Niña climate patterns affect nearly half of the world's mangrove forests, threatening these vital coastal ecosystems. Mangroves are experiencing widespread degradation during El Niño events and increased growth during La Niña events.
A new study found that adopting low-carbon lifestyles can reduce global carbon footprints by 10.4 gigatons of CO2 equivalent, equivalent to 40.1% of household consumption-based emissions in 116 countries analysed. Researchers identified 21 low-carbon actions that could achieve this reduction if adopted by the top 23.7% of global emitters.
A recent study from POSTECH University evaluated ground-level NO2 concentrations using satellite remote sensing data, revealing significant socioeconomic disparities in air pollution exposure. The research found that areas with higher socioeconomic levels had higher NO2 concentrations, contradicting previous findings in other countries.
Researchers found that Brazil's beef production, if left unchecked, would exceed the country's limit for meeting its Nationally Determined Contribution (NDC) target by up to 63GtCO2e by 2030. The study suggests that adopting emission reduction practices could prevent losses of up to $42.6 billion and ensure greater competitiveness.
The Wilkes Center has announced seven finalists for the $250,000 Wilkes Climate Launch Prize, which supports innovative ideas from organizations worldwide to accelerate solutions to climate change. The finalists will present their solutions during the upcoming Wilkes Climate Summit on May 15.
Charité has reduced annual CO2 emissions from anesthesia by over 80% since 2018 by switching to more environmentally friendly anesthetics. The hospital's efforts have resulted in significant savings and no medical drawbacks for patients.
A team of scientists has discovered that some key hydrofluoroolefins (HFOs) decompose into persistent greenhouse gas pollutants, including compounds banned internationally. The chemicals are used as refrigerants, aerosol propellants, and in foamed plastics.
The university aims to improve operational efficiency, manage emissions, and build an inventory of methane emissions through three research projects. The efforts will also support workforce development and improve air quality in local communities.
Scientists have created a new method for quickly detecting and identifying very low concentrations of gases, offering promise for real-time monitoring in environmental, health, and industrial applications. The approach uses a coherent control strategy to enhance the sensitivity of quartz-enhanced photoacoustic spectroscopy.
A Dartmouth-led study suggests using clay to convert CO2 into food for zooplankton, which expel it as carbon-filled feces in the deep sea. This method accelerates the ocean's natural cycle for removing carbon from the atmosphere.
A Dartmouth-led study projects that Antarctica's glaciers will rapidly retreat and potentially collapse by 2200, increasing global sea levels by up to 5.5 feet by 2300. The researchers used 16 ice-sheet models to refine the projection of ice loss over the next 300 years.
Researchers harvested climate-smart soybeans in a $5 million USDA project aiming to reduce GHG emissions while increasing crop production. The crop was grown using five climate-smart practices, including earlier planting and soil conservation.
A team of researchers from Empa and the University of Bristol used a novel tracer gas method to accurately measure HFC-23 emissions from a Teflon factory. The study found that abatement measures were effective in reducing emissions, but discrepancies between reported and actual emissions suggest need for independent verification.
The new ERC EARTH research center will focus on developing sustainable refrigerant technologies and practices to improve quality of life and combat climate change. Lehigh University's team, led by David Vicic, will work on reclamation and repurposing of high-GWP legacy refrigerants.
A new study led by Dartmouth researchers questions the rapid polar ice collapse model used in the IPCC's sixth assessment report. The team found that the expected rate of retreat is significantly lower than predicted, making the worst-case scenario less likely, but still dire due to ongoing ice loss from Greenland and Antarctica.
A University of Central Florida researcher has developed a nature-inspired filtration and conversion system that extracts carbon dioxide gas from the atmosphere to create fuels and chemicals. The device mimics the lotus surface, capturing carbon dioxide with a microsurface comprised of a tin oxide film and fluorine layer.
A recent study by Stockholm University reveals that warming temperatures can speed up carbon dioxide emissions from ecosystems, but only if the environment is sufficiently moist. This finding highlights the critical role of water in the feedback loop between temperature and ecosystem metabolism.
A team of scientists from Heriot-Watt University has developed an AI-powered platform called PrISMa to accelerate the discovery of top-performing materials for carbon capture applications. The platform uses advanced simulations and machine learning to identify cost-effective and sustainable material-capture process combinations.
Texas A&M University has received a $1.5 million grant from the Environmental Protection Agency to develop a technology capable of separating hydrofluorocarbons (HFCs) in two ways: designing and testing a separation technology, and incorporating machine learning-based data-driven decision frameworks for reverse logistics.
A new study finds that the US Drought Monitor is not keeping pace with climate change, leading to frequent severe droughts being classified as rare. The consequences are dire, with some regions spending more time in extreme drought conditions than federal guidelines allow, potentially leaving them without adequate aid.
Researchers found that human-induced fluid fluxes in the deep subsurface are higher than natural rates, posing environmental impacts. The study highlights the need to manage the subsurface responsibly for a green transition and sustainable future.
A new study reveals that a single hurricane can wipe out 5-10% of New England's total aboveground forest carbon through tree damage. The research team analyzed the impact of 10 powerful hurricanes on the region's forests and found that future storms could pose a significant risk to carbon offset programs.
A new study from Colorado State University suggests that transitioning to green wastewater-treatment approaches, financed through carbon markets, could save $15.6 billion and reduce CO2-equivalent emissions by 30 million tonnes over 40 years. The research explores the potential economic tradeoffs of switching to green infrastructure an...
A new study by the Complexity Science Hub demonstrates how climate policies can be implemented with minimal economic damage. The researchers used a data set from Hungary to examine what would happen if certain companies were forced to cease production in various scenarios aimed at reducing greenhouse gas emissions by 20%.
A new study by Johns Hopkins University reveals that California is the nation's greatest emitter of sulfuryl fluoride, a common pesticide. The majority of emissions come from structural fumigation in just a few counties, contributing to global warming.
A young researcher from the University of Copenhagen has made a surprising discovery of high concentrations of methane in meltwater from three Canadian mountain glaciers. The findings challenge previous assumptions that methane in meltwater could only be found in oxygen-free environments under large ice masses.
Research suggests polar climates are adjusting to a warming climate with changes in regional climate dynamics. Altered ocean-sea ice interactions may be driving recent fluctuations in sea ice extent, according to new studies.
New research reveals permafrost's dominant role in shaping Arctic rivers and storing massive amounts of carbon. Thawing permafrost could unleash billions of tons of CO2, exacerbating climate change.
Tidal landscapes like mangroves and salt marshes are a greater carbon sink than previously thought, with stored carbon in biomass and muddy soils contributing to climate change mitigation. The new findings also show that bicarbonate exports from these ecosystems double the size of the carbon trap, making them even more effective.
A new Dartmouth study finds that seasonal snowpacks have shrunk significantly over the past 40 years due to human-driven climate change. The sharpest global warming-related reductions are in the Southwestern and Northeastern United States, as well as in Central and Eastern Europe.
A new study by ICTA-UAB shows that pursuing higher economic growth may jeopardise the Paris goals and leave no viable pathways for humanity to stabilise the climate. Slower growth rates make it more feasible to achieve the Paris goals, with lower economic growth reducing CO2 emissions by 10-13% by 2030.