Articles tagged with Climate Change Mitigation
A research team found that tropical forest plants increase root carbon exudation to stimulate phosphatase activity and release organic acids to dissolve mineral-bound P. The organic acid pathway drove twice as much P release as the phosphatase pathway.
A new study finds that investing in cleaner alternatives for the steel sector before 2030 can prevent 73 gigatonnes of CO2 emissions by 2070. This would be more cost-efficient than reducing emissions through other sectors or carbon removals.
Research reveals US forests face significant risk of carbon loss due to wildfires, droughts, and insects. Current carbon-credit systems fail to account for these risks, but the study provides a solution by proposing larger buffer pools to mitigate losses.
A full fossil fuel phase-out by mid-century relies on rapid direct electrification alongside large-scale deployment of hydrogen-based energy carriers. This would require an 80% increase in electricity generation compared to conventional 1.5°C pathways.
Researchers at Arizona State University measured air temperatures downwind and upwind of data centers in Phoenix, finding a significant impact on surrounding neighborhoods. Temperatures downwind averaged 1.3-1.6 degrees warmer than upwind, with detectable effects up to five city blocks away.
A new study finds that coal pollution reduces global solar electricity output by 5.8%, equivalent to 111 TWh of lost energy, with aerosol-related losses reaching 74.0 TWh annually. This constraint on the clean energy transition underscores the need for pollution control measures to maximize renewable energy output.
A study by Dartmouth researchers shows that annual rainfall is increasingly concentrated into bigger and wetter storms with longer dry periods in between. This means less water is available for land, soil can only absorb so much at once, and what's not soaked up evaporates more readily.
A multi-pollutant analysis in Europe reveals that short-term exposure to fine particles (PM2.5) is associated with around 79,000 preventable deaths, followed by nitrogen dioxide (NO2), ozone (O3), and coarser particles (PM2.5-10). The study estimates 146,500 premature deaths per year linked to overall air pollution.
A new report by University of Cambridge researchers highlights the human context of conservation efforts, finding that protecting 30% of the world's land and seas by 2030 will impact nearly half of the global population. The team suggests substantial investment and local involvement are crucial for successful implementation.
A recent study analyzed 138 Indian cities using satellite data and explainable AI methods to show why urban greening needs to be tailored to humidity, canopy structure, and airflow. The findings highlight the importance of considering moisture management and ventilation in urban planning to effectively mitigate heat-related stress.
Researchers highlight engineered biochar as a promising material for capturing carbon dioxide, overcoming limitations of raw biochar through rational engineering. Heteroatom doping improves interactions with CO2 molecules, increasing adsorption efficiency.
A study by Ohio State University found that certain tree species, such as red maple and northern catalpa, are more resilient to heat and water stress. Urban forests can provide natural cooling, reducing summer electricity usage, but require careful management and investment in irrigation systems.
Researchers argue that Louisiana's climate-driven land loss and population shifts could position the state as a global leader in planning for climate adaptation. The study combines coastal geology with archaeology, demography, and public policy to outline a long-term vision for the region.
A new study published in Communications Sustainability reveals that investing in renewable energy yields more combined climate and public health benefits than direct air capture. The analysis models the health and climate benefit of cost-equivalent deployments of DAC, solar, and onshore wind across US grid regions from 2020 to 2050.
A new international study projects that up to 36% of land animal habitats could be exposed to multiple extreme climate events like heat waves, wildfires, and droughts by 2085. Experts warn that limiting fossil fuel emissions is crucial to mitigate biodiversity loss and protect species-rich regions.
A major analysis found that four in five REDD+ projects successfully protected forests. Many projects have slowed deforestation despite over-crediting; 'bad credits' do not necessarily mean bad projects.
A new study from the University of Kansas examines extreme heat events in the US, finding a lack of consistent national framework for responding to heat events. Effective responses require reliable data and clear understanding of responsibility across different levels of government.
A new study by the University of East London found that newer blockchain systems significantly reduce energy consumption, from 100-150 TWh per year for Bitcoin to negligible amounts. This shift has already led to reductions in network energy use and enables wider adoption at scale.
A new study calls for tripling energy efficiency, electrification and action against extreme energy consumption by 2035. This would accelerate the spread of efficient technologies and generate revenue to expand energy access and support low-carbon investment.
A new empirical study found a direct link between climate finance and lower conflict risk in developing countries. Climate finance that alleviates water stress and boosts renewable energy projects contributes to peace and stability, with greater impact at higher levels of funding.
The GREEN TALENT project organized four DemoHub workshops in Malta, Greece, Cyprus, and Bulgaria to foster collaboration, innovation, and hands-on learning. The workshops focused on addressing climate and biodiversity challenges, engaging island communities, policymakers, and experts.
A new study shows that combining biochar application with moderate water table management can significantly reduce greenhouse gas emissions from agricultural peat soils. Biochar consistently lowers carbon dioxide emissions and suppresses methane production, making it a promising strategy for climate mitigation.
Researchers at NUS CDE have developed biowaste coatings that improve the conversion of carbon dioxide into useful fuels and chemicals, achieving high selectivity rates and reducing reliance on PFAS. The coatings, made from crustacean shells, insect exoskeletons, and plant matter, offer a cost-effective pathway to climate technology.
The EU must reduce greenhouse gas emissions by 86% by 2040 to achieve 2050 climate neutrality through increased renewable energy and electrification. The study suggests a significant role for carbon capture and storage, with capacity needs rising by 26% annually from 2030 to 2040.
New research from the American Meteorological Society explores AI forecasting limits, the impact of climate change on hurricane trends, and simplifies the heat index. The studies find that machine learning can outperform numerical physics-based models in certain conditions, but not universally.
Researchers tested swapping one meat-based lunch option for a vegetarian dish in six English worksite cafeterias, resulting in a 41% increase in choosing a veggie main. The intervention led to healthier and more sustainable meals with lower environmental impact.
A machine learning technique identifies optimal spots for tree planting to inform climate mitigation strategies. Optimised afforestation can reduce river peaks by up to 43% while preserving groundwater by up to 60%. The study's findings highlight the importance of data-driven technologies in supporting large-scale, smarter planning.
A new study by Hashem Akbari offers a simplified way to calculate the climate impact of reflective surfaces, allowing policy practitioners to view problems on a regional basis. Increasing albedo by 0.01 can offset about 1.8 to 2 kilograms of CO₂ per square metre globally, with some regions reaching up to 5 kilograms.
A new IIASA-led study offers a practical approach to evaluate the distributional implications of climate action, enabling policymakers to assess justice impacts of emissions pathways. The study found that many existing mitigation scenarios are consistent with justice principles, while few explore limits on energy or meat consumption.
A new study reveals that street greenery can reduce heat stress in cities, but its benefits depend on local conditions. The cooling effect is stronger in tropical and continental climates, but weaker in dry and temperate climates.
Researchers analyzed nearly four decades of data from three North American grasslands to find that coping with climate threats isn't just a numbers game. Multiple dimensions of biodiversity can help ecosystems thrive in harsh conditions, the study reveals.
The São Paulo School of Advanced Science on Regulatory Governance explores emerging regulatory frontiers in Latin America. The program features speakers from leading international institutions and offers a range of activities, including flash talks, poster presentations, and paper development workshops.
A five-year field study shows that small, repeated additions of biochar combined with water-saving irrigation can significantly reduce methane emissions from rice paddies over time while maintaining strong crop yields. Continuous application maintained and strengthened methane reduction, producing net negative emissions in some cases.
A new study finds that dairy manure digesters are highly effective in reducing methane emissions from cow manure, with most systems performing well. However, occasional leaks of large magnitude offset the climate benefits, highlighting the need for thorough monitoring and verification.
Researchers find that investing in climate adaptation can coexist with fiscal stability, but institutional quality and interest costs play crucial roles. The study analyzed data from 172 countries between 1995 and 2020 and found no structural conflict between the two goals.
A new review highlights biochar's potential to reverse land degradation, improve soil health, and support sustainable agriculture in arid regions. Biochar can increase crop yields, reduce erosion risks, and enhance soil resilience, while also contributing to global carbon sequestration efforts.
A new study highlights the importance of fair distribution of carbon dioxide removal rights among countries to halt global warming. The researchers found that unequal allocation can entrench inequality, shifting the climate burden onto future generations.
A new study by UFZ researchers warns that extreme global climate outcomes are possible even at moderate levels of global warming, such as 2°C. Sector-specific drivers like precipitation extremes and droughts can lead to severe impacts in vulnerable regions. The study highlights the need for ambitious climate mitigation measures to limi...
Researchers at the University of Seville found that vertical gardens can remove up to 96-98% of pollutants from indoor air after 24 hours. This study highlights the potential of active living walls in improving indoor air quality, reducing sick building syndrome and its impact on worker productivity and student learning.
A new study reveals that old-growth forests in Sweden store 72% more carbon per acre than managed forests, with a significant gap due to soil losses. Restoring primary forests could keep nearly 8 billion tons of carbon dioxide out of the atmosphere.
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.
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.
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
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.
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...
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.
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.
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 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%.
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.