Articles tagged with Climate Change Mitigation
The American Geophysical Union has opened a new application portal for U.S. researchers to self-nominate as experts, authors, and review editors for the Intergovernmental Panel on Climate Change's Seventh Assessment Report. The nomination period is open until mid-April.
Researchers identified that conservative tree species, which conserve resources rather than extract them, have a greater potential to fix carbon in biomass under real-world conditions. In favorable climates and fertile soils, acquisitive species grow faster but fix less carbon.
Recent studies have shown that most of the terrestrial carbon accumulation occurs in non-living pools, such as soil organic matter and bodies of water. The research team found that around 35 gigatonnes of carbon were sequestered on land between 1992 and 2019, with a 30% increase over the last decade.
Shrinking Andean glaciers pose a significant threat to the water supplies of 90 million people, with thinning rates 35% faster than the global average. Effective management of water resources and drastic reduction in carbon emissions are crucial to mitigate this impact.
Researchers developed a predictive model showing peat bogs can offset 14% of future CO2 emissions through microalgae's photosynthesis. Peatlands store over 30% of the Earth's soil carbon, estimated to be between 500-1000 gigatons.
An international team of glacier scientists has formed the Glacier Stewardship Program to address the challenges of glacier loss. The program aims to explore new technical approaches, mitigate impacts on communities, and establish a biobank to save glacier biodiversity.
Researchers used reinforcement learning to simulate coastal defense strategies against sea level rise and flooding, finding dynamic seawalls to be more cost-effective than traditional methods. The study aimed to address uncertainty in long-term climate change mitigation efforts and provide a flexible approach for communities to prepare...
A study by Prof. Dr. Heinz Welsch found that countries with higher per-capita income and emissions levels pursue more ambitious climate targets, but their populations are less willing to contribute to climate change mitigation. The study also found a correlation between the discrepancy and lower satisfaction with democracy.
Farmers in Kansas and Missouri avoid discussing climate change, even if they hold convincing views or skepticism, due to concerns about potential conflicts and damage to their livelihoods. Many rely on social media cues to gauge others' opinions before initiating conversations, rather than traditional news media.
A new study explores how policymakers can ease the burden of climate threats on people in informal settlements, refugee camps, and war zones. The researchers argue that these 'trapped populations' require tailored policies to adapt in their location or facilitate migration.
A global survey of over 30,000 people found that those from the Global South are more hopeful about climate change, leading to increased support for climate interventions. Meanwhile, European countries express strong anger and sadness towards climate change, highlighting the need for diverse perspectives in addressing the crisis.
Scientists at CRAG have made significant progress in understanding sorghum's molecular mechanisms and improving its breeding, focusing on enhancing drought tolerance. The team has identified key genetic mechanisms and developed an efficient transformation method using a ternary vector system.
Climate change and air pollution threaten food systems, while agricultural activities contribute to global warming and poor air quality. Implementing mitigation and adaptation strategies within the food system can reduce emissions and improve resilience.
A pathway to more global climate finance is outlined in a recent study, highlighting the need for $500 billion annually between 2025 and 2035. This funding would support developing countries in reducing CO2 emissions in line with the 1.5-degree limit, resulting in significant economic benefits.
Climate change drives large increases in electricity demand and costs in Texas due to extreme temperatures. Meanwhile, atmospheric rivers become more frequent, larger, and moister globally. Diagnostic studies also predict malaria outbreaks with five-month lead time using sea-surface temperature anomalies.
The study categorizes CROP-AP models into four key types, highlighting five major applications in agricultural productivity simulation. Future research priorities focus on strengthening model validation and simulating multi-scale interactions to support sustainable global food production.
A new study suggests that artificial intelligence can effectively detect wildfires in the Amazon rainforest, using satellite imaging and deep learning. The technology achieved a 93% success rate in training models via datasets of images with and without wildfires.
Countries are urged to update their National Determined Contribution plans to address plastic waste and reduce greenhouse gas emissions. The team suggests specific goals, such as cutting plastic production and incentivizing sustainable manufacturing.
Incarcerated individuals face heightened health risks from wildfires due to poor ventilation, inadequate infrastructure, and pre-existing medical conditions. Climate change is intensifying wildfire conditions worldwide, posing immediate and long-term health impacts on this vulnerable population.
Researchers at Nagoya University found that Japan's concrete structures, including buildings and infrastructure, absorb around 14% of the CO2 emissions generated during cement production. This process, known as carbonation, enables concrete to function as a carbon sink, even though it absorbs less CO2 than forests.
A recent study by researchers at the University of Hawaii found that subsidence is a major factor in future flood exposure in low-lying areas. The study highlights that areas like Oahu's south shore are experiencing land sinking nearly 40 times faster than others, exacerbating flooding sooner than anticipated.
A new study suggests that extreme weather events are crucial to understanding phenological responses in plants and insects. The research found that disruptions to the delicate relationships between certain species, such as the yucca plant and yucca moth, can have significant consequences for survival.
A new study led by Colorado State University found that agricultural nitrogen fertilizer is the primary cause of seasonal carbon cycle swings. This discovery adds to scientific understanding of the carbon cycle and could help inform climate change mitigation strategies.
A new study reveals that a rise in temperature by more than 1.5°C could lead to a marked decline in crop diversity, impacting global food security. Low-latitude regions are particularly vulnerable, with up to half of their crop production at risk.
The Center for Achieving Resilience in Climate and Health (C-ARCH) will identify ways to build resilience, design evidence-based solutions, and train scientists to lead the response. C-ARCH aims to address the devastating health impacts of climate change worldwide.
New University of Sheffield research reveals agrivoltaics can meet UK electricity demand four times over, boosting crop yields and conserving water. Regions identified for effective deployment include Cambridgeshire, Essex, Lincolnshire, and the broader East and South East of England.
A new study from University of Eastern Finland explores the factors contributing to tree mortality in an urban recreational forest in Helsinki. The researchers found that pine trees growing in dry areas are at a high risk of mortality, while spruce trees face a greater threat from climate-driven insect infestations.
Researchers from University of Jyväskylä recommend addressing vulnerabilities in coastal communities, such as uncontrolled shrimp farming and pollution. They suggest supporting environmentally friendly livelihoods like freshwater harvesting and agroforestry to promote sustainable development in mangrove forest areas.
A study by Florida Atlantic University investigated how removing dead wood could reduce wildfire risks and enhance carbon storage. The research found that combining physical harvesting with thinning significantly reduced wildfire risks, while lowering carbon emissions and offering carbon sequestration through products like biochar.
All five subregions of Africa will breach the 1.5°C climate change threshold by 2040, even under low emission scenarios, according to a new study. The research highlights the urgent need for just transition pathways in African agriculture to enhance food security and poverty reduction while optimizing mitigation co-benefits.
A new study reveals that UK peatland fires are responsible for up to 90% of annual fire-driven carbon emissions, with emissions set to rise by at least 60% if the planet warms by 2°C. Researchers found that rewetting peatlands can help reduce carbon emissions and mitigate climate change.
A USC study has found a drastic increase in building collapses in Alexandria, Egypt, due to rising sea levels and seawater intrusion. The researchers used a three-pronged approach to assess the impact of shoreline changes on the city's buildings.
A new study reveals that dust storms are associated with a heightened risk of asthma, culture-negative pneumonia, and other health conditions. The research found an increase in emergency department visits for these conditions in three Southwestern U.S. states between 2005 and 2018.
The Columbia Climate School has launched a one-year master's degree program in Climate Finance, combining courses in climate science, adaptation, mitigation strategies, international climate finance, capital markets, and more. The program aims to equip students with financial decision-making skills needed to respond to the climate crisis.
The study projects a significant increase in wetland and forest areas in China, with potential losses of cropland and shifts in land use patterns. Enhanced protection and management are needed to mitigate the impacts of climate change on food security.
A £4.25m project will investigate 'tipping points' in marine ecosystems, which could have devastating consequences for the UK's fishing industry and global biodiversity. The TiMBER project, led by the University of East Anglia, aims to develop tools to assess risks and predict changes in marine biogeochemistry.
A CSU study reveals trees are contracting in response to climate change, failing to regenerate in hottest areas and not expanding into cooler climates. Human-assisted tree migration is proposed as a solution to help forests adapt to climate change.
A new study highlights the risks of climate change on cocoa production, which supports four to six million small-holder farmers. Increasing pollination rates above current levels could boost yields by 20%, according to researchers.
Researchers found a universal emission factor line for global rivers, guiding effective mitigation of riverine N2O emissions. By controlling organic and NH4+ pollution, hotspots can be eliminated, reducing emissions by up to 63.7% in urban rivers.
A recent study by Stanford University researchers found that deploying carbon capture technologies would be more expensive and harmful than transitioning to renewable energy sources. The authors compared two extreme scenarios: a complete switch to renewable energy versus maintaining current fossil fuel reliance with some renewables, nu...
Scientists at UMass Amherst accurately quantify coastal carbon storage using satellites, revealing 10 million cars' worth of carbon stored in top meter of soil and an additional 15,000-worth each year. The results are crucial for a resilient, low-carbon future, highlighting the potential for salt marshes to mitigate climate change.
A recent report by Colorado State University reveals that the state's forests are emitting more carbon than they absorb, primarily due to insect and disease impacts. The study estimated that Colorado's forests stored 1,558 teragrams of carbon between 2010 and 2019.
The study found that widespread deployment of carbon capture technology would be more costly and harmful than a global switch to renewable energy. Researchers calculated that replacing fossil fuels with renewables could reduce energy needs by over 54% and avoid hundreds of millions of illnesses and 5 million deaths per year.
A novel underwater light system, UZELA, enhances local zooplankton density and increases feeding rates of coral, making them stronger and more resilient against environmental threats. The device can be powered for half a year on a single battery and can optimize a coral's feeding time by operating for one hour after dusk.
This study finds that electrification, efficiency improvements, and behavioral changes can cut emissions by 51-85% in buildings and 37-91% in transport by 2050. A multi-strategy approach can lower overall electricity demand and make the transition more cost-effective.
A new IIASA study highlights the importance of equal access to education, jobs, and financial services for effective implementation of climate change mitigation solutions. The findings emphasize that understanding trajectories of gender equality is integral to understanding societies' development pathways under climate change.
A 0.5°C rise in global warming will triple the area of Earth that is too hot for humans to survive, with the over 60s facing a 35% increase in heat-related risks. This could lead to millions of deaths, especially in regions like Saharan Africa and South Asia.
Researchers found that constructed freshwater wetlands capture similar amounts of carbon over time, but neither has shown a net gain or loss since year 15. Despite this, wetlands remain a crucial ecosystem for sequestering carbon and providing habitat for species.
A recent study analyzed the devastating flood disaster in the Himalayas in October 2023, which destroyed large areas along and surrounding the Teesta River. The researchers reconstructed the exact time of its onset using high-resolution satellite images and digital elevation models.
Lithuania is undergoing a significant energy transformation to reduce its reliance on imported fuels and increase the share of renewable energy in its mix. The country has made notable progress in increasing its renewable energy share, with 70% of electricity coming from renewable sources in 2023.
Rising temperatures alter lignin deposition in plant cell walls, requiring adaptive strategies for a resilient supply chain. Understanding regional variations, exploring alternative sources, and developing climate-resilient plant varieties are crucial to mitigate the effects of global warming.
A new study from the University of Exeter reveals that Kenyan smallholder farmers face barriers when trying to increase the diversity of trees and shrubs on their land. Factors such as past experiences, influence of other farmers, and perceived ability to grow different tree species play a crucial role in decision-making.
A new study estimates that climate change will lead to a significant increase in heat-related deaths across Europe, surpassing any decrease in cold-related deaths. The study suggests that swift cuts to carbon emissions are necessary to mitigate this trend and prevent millions of additional deaths.
A new study projects global sea-level rise between 0.5 and 1.9 meters by 2100 under a high-emissions scenario, with the very likely range being 90% probability for the event to occur. The fusion approach combines strengths of existing models with expert opinions, offering a clearer picture of future sea-level rise.
A new study published in Science found that reforestation has the most beneficial effect on wildlife biodiversity compared to other plant-based climate-mitigation strategies. The research, led by NYBG Assistant Curator Evelyn Beaury, suggests that well-intentioned strategies could have unforeseen impacts on biodiversity.
A new Oxford report suggests that a carbon storage mandate on fossil fuel producers could help the UK meet its climate targets while protecting public finances. The policy scenario explores requiring suppliers to permanently store rising percentages of their CO2 emissions.
Researchers have developed a Zn-decorated GaN nanowire catalyst that efficiently converts CO2 and H2O into methane and hydrogen peroxide under light irradiation. The catalyst achieves high conversion rates with 93.6% selectivity and maintains activity for over 80 hours, providing a practical solution for sustainable fuel production.
A new study challenges conventional models and reveals biochar's exceptional capacity for long-term carbon storage. Biochar is shown to be far more effective at long-term carbon storage than previously thought.
A study found that large-scale power outages commonly occur alongside severe weather events in the US, particularly during heavy precipitation and heat. The researchers suggest that understanding patterns of co-occurring outages and severe weather events is crucial for developing mitigation and response tactics.
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.