Articles tagged with Climate Change Mitigation
Researchers suggest changing flight paths to avoid contrails could slash aviation's global warming impact by nearly half. Implementing such a policy could recover around 9% of the temperature budget the world has left before breaching the Paris Agreement's 2°C limit.
Climate mitigation policies may increase hunger risk due to land use competition, but ozone reduction benefits partially offset these effects. Ozone-driven yield gains reduce food prices and increase food availability, particularly in regions with severe hunger.
A study by the Institute of Environmental Science and Technology of the Universitat Autònoma de Barcelona establishes the principles for modelling post-growth scenarios, pointing to the need for targeted demand-side measures and investments in low-carbon technologies. The research highlights the potential for post-growth to achieve pos...
Cerrado wetlands in Brazil's savannas are carbon storage powerhouses, storing an estimated 20% of Amazon's carbon. The peaty soils of these wetlands store about 1,200 metric tons of carbon per hectare, equivalent to six times the average carbon density of Amazon rainforest soils.
A new study finds that the amount of time per year that extreme heat makes it unsafe to go about daily life has doubled since the 1950s, with younger adults facing 2x more hours of heat-related limitations, while older adults face 50% more
In Ethiopia's city of Mekelle, spotted hyenas consume organic waste, reducing greenhouse gas emissions and preventing disease. By doing so, they save the city over $100,000 in waste management costs, highlighting the vital ecosystem service they provide.
Climate projections warn that nearly 20% of Colombia's cocoa-growing areas could lose suitable climate conditions by 2050, particularly in the Caribbean region. However, adaptation options such as wild cocoa, agroforestry systems, and conservation of native forests may help mitigate these impacts.
A study predicts that forest damage in Europe will more than double by 2100 due to increased wildfires, storms, and bark beetle activity. The team used AI-based simulation models to estimate the impact of global warming on forest ecosystems.
The GRACE project co-develops, tests, and scales climate adaptation solutions with local communities in 10 European regions. It addresses diverse climate challenges through community-led adaptation, digital tools, and capacity-building, ensuring locally relevant and transferable solutions.
A new study reveals major blind spots in global sustainable research, overlooking key strategies and sectors needed to address the environmental crisis. The study finds that sustainability researchers are neglecting potentially powerful actors, including civil society, and failing to assign clear responsibilities across sectors.
The FAU project will integrate high-resolution modeling, observational data, and advanced machine learning to improve understanding of regional sea-level variability in the Gulf of America. The team aims to produce decision-relevant scenario outputs and empower stakeholders with actionable information for future-oriented decisions.
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 highlights the link between water security and adaptability of homes in urban centers of the Global North to extreme heat. Household water security is not universal, even in the wealthiest cities, forcing vulnerable households to limit their water consumption, compromising their ability to adapt to extreme heat.
A new study reveals that air-conditioning use will more than double by 2050, causing up to 8.5 GtCO₂‑eq per year in the worst-case scenario. This is equivalent to around 74–183 billion transatlantic return flights and adds 0.03°C to 0.07°C of global warming.
Researchers used continuous and integrated readings of methane and ethane to identify overlooked emissions from restaurants, commercial facilities, and private residences. The study highlights the need for technology and policy to fix these hidden sources, which are estimated to be higher on weekdays.
A new study suggests that applying biochar to rewetted peatlands can improve long-term carbon storage while reducing the need for highly stable biochars. Rewetting peatlands slows decomposition and helps prevent carbon loss, allowing more of biochar's carbon to remain stored over time.
A new study published in Building and Environment shows that larger indoor greening systems can make spaces feel up to two degrees cooler and more comfortable. The analysis also highlights the importance of using the right systems, lighting, and maintenance to unlock the full potential of indoor greening.
A study created a high-resolution map of global cropland emissions, identifying regions for precise mitigation. The data shows that four crops – rice, maize, oil palm, and wheat – account for nearly three-quarters of cropland emissions, with rice leading at 43%.
The American Meteorological Society (AMS) expresses deep concern over the repeal of the EPA's 2009 Endangerment Finding, which concluded that greenhouse gas emissions harm human health and well-being. AMS reaffirms key scientific conclusions on climate change, including its impacts on people and nature.
A study by Anglia Ruskin University found that feeling fearful is associated with greater support for climate policies, while feelings of dread lead to lower support. The researchers suggest that evoking manageable levels of fear can motivate people to engage and support solutions.
A new study by Cardiff University reveals how ambitious climate action can save up to 1.32 million lives per year by 2040 by addressing global air quality inequalities. The research highlights the importance of cross-border pollution exchanges in achieving health benefits and reducing inequality between countries.
A new IIASA-led study examines critiques of global climate mitigation scenarios' equity and justice, proposing practical ways to advance fairness in climate pathways. The research synthesizes growing evidence that current scenarios fall short, identifying a roadmap for integrating fairness into future climate futures.
A University of Stirling professor has warned that tree-planting may not be as effective at reducing climate change as previously assumed due to potential soil carbon losses. The study found that deep soils in forests may lose more carbon over time than expected, which could reduce the net climate benefits of tree planting.
A new guideline published in CMAJ advises hospitals to implement 21 recommendations to increase environmental sustainability in operating rooms. The guidelines include reducing energy use, using reusable devices, developing recycling programs, and rethinking disposal of unused supplies.
The new book, Promise the Earth: A safe planet in good faith, calls for a rethink on how we live, hope, lead, and take responsibility to solve the climate crisis. Authors Professor Julian Allwood and Professor Andrew Davison argue that individual action, especially from comfortable lives, is crucial now.
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.
Researchers urge policymakers to re-evaluate accountability in climate policy as the world inches closer to exceeding the 1.5°C target, emphasizing the need for integrated remedies and quantifying equity under overshoot scenarios.
New research shows that climate change is driving companies to diversify their customer base to reduce reliance on a few major buyers. This shift is particularly pronounced among firms with strong corporate social responsibility performance and heavy investment in physical assets.
A recent study by Doshisha University researchers found that Japanese media generally accurately conveys the concept of blue carbon, but fails to adequately address its challenges and risks. The study recommends improved collaboration among media professionals, policymakers, and marine scientists for effective science communication.
A Stanford University study found that showcasing past collective efforts on climate change can motivate individuals to take action. The most effective interventions combined evidence of impact with social and emotional benefits, increasing willingness to take public awareness actions by 30% and political actions by nearly 14%.
Restoration of peatlands can deliver significant climate mitigation benefits within two to six decades through the proliferation of Sphagnum moss vegetation. This process reduces greenhouse gas emissions and methane release, making it a pivotal contribution to Finland's land-use sector emission scenarios.
The Arctic is experiencing a rise in human-generated underwater noise due to melting ice and increased activity, disrupting wildlife and local communities. A new study from the University of Bath provides a clear framework for monitoring noise in Arctic waters, urging authorities to revise thresholds used to assess noise levels.
A recent study finds that the largest trees in Peruvian Amazon store disproportionately large amounts of carbon, making it difficult to achieve net-zero emissions. Protecting these trees can help conserve biodiversity and forest microclimates against future climate change.
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 study by Seoul National University of Science & Technology found that expanding hydrogen fuel cell heavy-duty trucks could reduce carbon dioxide emissions by approximately 8.74 million tons. Public willingness to pay for this transition amounts to KRW 572.4 billion, far exceeding the prevailing carbon credit price.
The University of Toronto Engineering researchers have created the first-ever tool to provide construction-related greenhouse gas emissions budgets for 1,000 cities globally. The open-source model helps cities navigate between the need for new housing and infrastructure and the need to keep global warming below two degrees. The model c...
A new action plan recommends 13 key steps for strengthening Maryland's agriculture in the face of climate change. The plan aims to increase productivity and incomes, reduce greenhouse gas emissions, and improve resilience.
New research reveals that land subsidence caused by humans is the main culprit behind delta sinking, posing increased flooding risk to 236 million people. The study identifies groundwater extraction as the dominant cause of subsidence, highlighting the need for urgent local interventions.
The EU-funded Trees4Adapt project aims to strengthen Europe's adaptation and resilience to climate change through tree-based solutions. By combining cutting-edge research with practical applications, the project will help policymakers make informed choices and inform EU policies.
A new review highlights the growing threat of environmental antimicrobial resistance, which can spread through wastewater plants, farms, and oceans. The authors call for integrated surveillance to track resistance genes and prioritize traits that drive health risk, such as mobility, host pathogenicity, and multi-resistance.
A global report highlights fragmented data systems and lack of standardization hindering botanic gardens' contribution to biodiversity conservation and scientific research. Researchers call for a unified, equitable global data system to transform how living collections manage and share information.
A study published in Biochar found that optimized biochar application could reduce China's cropland nitrous oxide emissions by as much as 50 percent. The researchers analyzed data from over a decade of field studies across China and identified optimal biochar strategies to deliver substantial climate benefits.
A new study co-led by the University of Oxford found that global aviation emissions can be reduced by 50-75% through combined strategies to boost efficiency. The study reveals enormous variability in emissions efficiency, with some routes producing nearly 900 grams of CO2 per kilometre for each paying passenger.
A new study led by Concordia researchers found that federally funded Indigenous-led conservation programs can deliver highly effective climate and biodiversity outcomes. These programs, known as Indigenous-led Nature-based Solutions (NbS), can match or surpass conventional national and provincial parks in terms of carbon storage and bi...
Researchers at North Carolina State University propose a 'compounded resilience' strategy to help local governments prepare for and adapt to climate change. By incorporating policies that improve energy efficiency, reduce costs, and enhance infrastructure, communities can become more resilient and mitigate the impacts of climate change.
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 model by researchers at Duke University explains how trees grow differently under rising carbon dioxide levels. The study found that an engineer's view of water movement in leaves can help explain tree growth patterns in a carbon-rich atmosphere.
A new study suggests that well-designed school meal programmes can simultaneously improve child nutrition, reduce long-term diet-related illness, lessen climate pressures, and stimulate resilient food systems. Providing a healthy, sustainable meal to every child by 2030 could generate substantial health and environmental gains worldwide.
A University at Buffalo researcher has developed a framework to help scientists incorporate community input into Earth system models, providing more accurate and relevant regional climate data. The framework outlines four levels of co-design, allowing modelers to incorporate local knowledge and observations directly into the model.
A new AI method has identified 51 old pea varieties with high starch and protein content, potentially suitable for producing plant-based foods. The study shows a close relationship between seed appearance and chemical composition, enabling partial prediction of properties based on images.
Recent research reveals that volcanic eruptions can cause unpredictable weather patterns, including volcanic rain, dust storms, and unstable Antarctic air. The study also found that the Antarctic surface atmosphere has become less stable and more prone to gravity waves since the 1950s.
A new carbon trading model suggests that the Philippines can reach net-zero emissions in its power sector by 2054 while cutting electricity costs. The model indicates that revenues from carbon trading markets would more than cover the costs of deploying renewable energy and emissions reduction technologies.
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.
A framework has been developed to calculate fair distribution of the remaining greenhouse gas budget among European regions. The 'Equal Transition Opportunity Production-Based Allocation' (ETOPA) mechanism takes into account regional economic structures and risks in the transition to a climate-neutral economy.
Researchers at Stockholm School of Economics and Harvard University found that localized messaging can boost climate resilience in vulnerable communities. Homeowners who received emails mentioning their suburbs were twice as likely to seek more information on protective measures compared to those who received generic communications.
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.
Cornell University scientists have developed a new approach to manufacturing hydrogen peroxide using engineered materials that absorb visible light, separate charges, and drive the conversion of water and oxygen into hydrogen peroxide. This method has the potential to reduce greenhouse-gas emissions, cut energy usage, and improve safet...
A comprehensive investigation reveals significant public support for degrowth's key ideas across the UK and US. The study challenges the notion that such policies lack popular backing. Majority support was found for the full proposal with or without labels, while the 'degrowth' label alone received lower support due to low awareness.
A new review highlights how climate change intensifies the impact of plastic pollution, affecting ecosystems and potentially disproportionately impacting apex predators. The study urges eliminating non-essential single-use plastics, creating international standards for reusable and recyclable plastics.