A new study published in JACC found that using portable HEPA air filters at home can significantly lower systolic blood pressure in adults with elevated readings. The study found an average 2.8 mmHg reduction in SBP after one month of HEPA filtration.
Heat-related deaths are projected to rise four-fold by 2050 if global temperatures reach 2 degrees Celsius above pre-industrial levels. Experts recommend a physiology-based approach that focuses on hot people, using tools like HeatWatch, to enhance heat adaptation and minimize carbon intensity.
The Lancet Countdown on Health and Plastics monitors the effects of plastic pollution on human health, citing $1.5 trillion in annual economic losses. Researchers track the life cycle of plastics to identify key drivers of harm, including production, use, and disposal.
Rapidly emerging marine-climate interventions pose unprecedented governance challenges due to untested strategies and large-scale projects. Morrison et al. advocate for dynamic governance principles that prioritize responsible transformation for improved social, equity, and biodiversity outcomes.
ShadeLA aims to reduce heat risk by expanding tree canopy and shade infrastructure in key public spaces, targeting major sporting events and heat waves. The initiative builds on USC's Urban Trees Initiative and engages community-based organizations to create locally driven solutions for a more comfortable L.A.
The SPUN Underground Atlas reveals that over 90% of mycorrhizal biodiversity hotspots lie outside protected areas, emphasizing the need for conservation efforts. The digital map provides insights into fungal diversity and environmental factors, enabling predictions for previously unmapped regions.
The researchers developed a five-level pyramid model to assess energy supply security, taking into account dynamic effects and higher resolution. Switzerland can increase its energy security by diversifying its energy sources and increasing domestic production, with additional storage facilities also contributing.
A University of Houston engineer has developed a method to create strong and eco-friendly materials from bacterial cellulose, which could replace plastic in various industries. The new material has high tensile strength flexibility, foldability, optical transparency, and long-term mechanical stability.
A new study from ICTA-UAB reveals that urban growth can be unsustainable if not managed carefully, with environmental consequences including increased consumption and emissions. The research provides a comparative framework for understanding different approaches to urban growth, highlighting the need for evidence-based solutions.
A new paper proposes a global framework to measure how well people and nature are thriving together, introducing the Nature Relationship Index to complement the Human Development Index. The index assesses countries' relationships with ecosystems, access to nature, and environmental protection.
Research from Stanford University estimates that climate change will reduce global crop yields by 24% by 2100, even after accounting for economic development and adaptation by farmers. The study finds that regions in the US, Canada, China, and Russia will be among the hardest hit, while others may benefit.
This study investigates the relationship between climate policy uncertainty and corporate environmental, social, and governance performance in Chinese listed companies. It identifies actionable strategies for firms to enhance resilience and mitigate risks in a rapidly changing regulatory landscape.
Researchers at the University of Graz have developed a new benchmark timeseries that tracks global surface air temperature change from 1850 to 2034. This enables reliable monitoring of the Paris climate goals, which are set to be exceeded by 2028. The study proposes a four-classes assessment scale to gauge compliance with the agreement.
A new study by TUM reveals that African green hydrogen production is much more costly than previously assumed, with only 2% of investigated locations being competitive. To make exports to Europe viable, governments and policymakers must provide price and offtake guarantees.
A study by Göttingen University researchers combined satellite data with manual measurements to better understand forest soil moisture. The findings show that soil moisture is strongly influenced by weather and season, not exact location, and highlight the importance of monitoring soil moisture over time for effective forest management.
A new study published in Science finds that strong climate policy can preserve twice as much ice as current warming trajectories, even if temperatures stabilized today. At a 1.5°C temperature increase, 53% of global glacier mass could be preserved, alleviating hazards like flooding and freshwater deficiency.
Subsidies to agriculture, fossil fuels, and other sectors cause significant environmental degradation, threatening biodiversity and public health. The study highlights the urgent need for a transformation of the current economic model to protect nature and ensure well-being.
A new study found that state-led climate action can reduce carbon emissions by up to 46% by 2050, with different technologies adopted in each state. State-led efforts would focus on industrial decarbonization, while federally coordinated efforts rely more on clean energy production.
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.
New research challenges conventional views on the link between environment and conflict, highlighting global inequalities that disproportionately harm countries in the Global South. The study finds that ecological sustainability and peace are not positively correlated, but comprehensively sustainable peace is possible.
Today's children will endure more climate extremes than any previous generation due to continued greenhouse gas emissions. The study highlights the social injustice of climate change and its impacts, with the most vulnerable children facing almost all, or nearly all, unprecedented exposure to heatwaves in their lifetime.
Researchers found that drastic reductions in greenhouse gas emissions could significantly reduce deaths from poor air quality, particularly in deprived regions of Europe. The study suggests that strong climate mitigation would also lead to a more equitable burden of air quality mortality across the continent.
The American Meteorological Society warns that catastrophic cuts to federal science agencies like NOAA threaten the US weather enterprise, which supports public safety, private sector operations, and national security. A strong weather enterprise is essential for America's economic leadership.
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.
A recent study by International Studies of Economics found that climate policy uncertainty causes stocks to plummet globally, as investors fear damage to economic activity and carbon costs. The study also revealed that rising oil prices have a negative impact on stock returns, except in the Gulf Cooperation Council region and Kuwait.
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 recent FAU survey found that most Floridians are concerned about rising insurance premiums due to climate change, with nearly two-thirds worried about affordability. The survey also reveals strong support for addressing climate change, expanding renewable energy, and teaching climate science in schools.
New study suggests marine shipping emissions will decrease by 30-40% by 2030 compared to 2008 levels, but may not meet net-zero goal for 2050. The International Maritime Organization has approved new emission reduction policies.
Researchers at University of Sheffield find socioeconomic inequalities persist in low-carbon technology adoption, particularly among disadvantaged groups. The report advocates for targeted interventions and community-level support to level the playing field.
The Deep Computational Text Analyser (DECOTA) is an open-access AI tool that transforms open-ended survey responses into clear themes in minutes, not months. Developed by the University of Bath, DECOTA delivers insights around 380 times faster and over 1,900 times cheaper than human analysis.
A new UNSW study projects a 4°C rise in global temperatures would result in a 40% loss of world GDP by 2100, significantly higher than previous estimates of around 11%. The analysis refines economic models to account for interconnected global supply chains and their impact on climate policy.
Approximately 1,900 US scientists warn that the Trump administration's actions are slowing scientific advances and harming Americans. The experts argue that gutting funding for research, firing scientists, and removing public access to data will damage the economy and national security.
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 new study from the Potsdam Institute for Climate Impact Research finds that failing to account for declining forest carbon storage capacity could make reaching Paris agreement targets impossible and costly. Immediate action is recommended to safeguard carbon stocks, prevent escalating costs, and promote sustainable land use practices.
A cross-sectional study found that hospitals with high LGBTQ+ inclusion reported improved job outcomes for nurses, leading to enhanced staff well-being and optimized care delivery. The findings suggest that implementing inclusive policies is crucial for creating a positive work climate in hospitals.
A new study published in Climate Policy highlights the significant cost disparity between household electricity and e-fuel for long-distance mobility. The research shows that the wealthiest 1% of EU citizens are responsible for 66% of air travel, while the majority emit less than 0.1 ton of CO2 equivalent emissions per year.
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.
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.
A study assessing 197 countries finds that while 151 nations have pledged carbon neutrality, only 72 have implemented comprehensive policy frameworks. The global renewable energy capacity is expected to reach only 2.7 times its 2022 level by 2030, falling short of the tripling target.
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 Princeton study finds that transitioning to clean energy reduces emissions and improves air quality, leading to significant public health benefits. The study estimates that combining federal and subnational clean energy actions can reduce 6,600 premature deaths nationally in 2030.
A new report reveals young Australians are feeling financial pressure, worsening mental health, and declining trust in institutions. Cost of living, education, and mental health were identified as key concerns, with young people taking the lead in social issues.
A new book by Komla Dzigbede explores the ability of local governments to learn, adapt, and innovate in the face of major crises. The book analyzes disaster preparedness, response, and economic development post-disaster, offering practical lessons for local leaders.
Wealthy individuals, despite being major contributors to global emissions, possess three positive climate capabilities: investing in green technologies, knowledge about climate change, and social influence. Researchers suggest harnessing their potential to accelerate the UK's transition to net-zero carbon emissions.
A study by Cambridge University Press found that collective dissociation prevents people from taking effective action against the climate emergency, exacerbating mental health issues such as depression and PTSD. Researchers recommend measures like community engagement, mental health support, and infrastructure improvement to combat dis...
The UK's top earners contribute disproportionately to carbon emissions, yet they can drive systemic change through their purchasing power and influence. Wealthy individuals are more likely to adopt green technologies, but their lifestyles remain high-emission due to frequent flying and luxury consumption.
A study developed an integrated assessment framework to help policymakers and urban planners translate digital participation data into actionable strategies. The framework balances transparency and representativeness in decision-making, highlighting the need for long-term tracking of participation outcomes.
Emissions from SUVs and light-duty trucks cause 90% of nitrogen dioxide-related deaths, with suburban driving linked to greatest health damages. The study's findings inform geographically targeted transportation policies and climate action plans for Boston and cities nationwide.
A majority of British residents believe climate change is linked to extreme heat, water shortages, droughts, pests, and wildfires, with 86% saying it's happening, 82% considering it important, and a majority supporting renewable energy.
A study by PIK reveals disparities between scientific attention, policy density, and emissions. Climate protection policies in China and the USA are subject of intense research, while Africa and smaller countries with impressive emission reductions lack research attention.
A new study finds that reducing sulphur in the air can lead to increased natural emissions of methane from wetlands, pushing emissions higher. The study suggests that current targets to reduce human-caused methane emissions need to be more stringent.
A new Stanford study suggests refining how we assess natural carbon storage strategies to ensure the technology lives up to its potential as a climate change solution. The researchers propose a two-step evaluation process to unlock additional project value and improve data for predictive modeling.
Farmers in African mountains reported increased temperatures, reduced fog, and changes in rainfall patterns, leading to lower crop yields, livestock production, and human health concerns.
The European Wetland Map combines various GIS data on wetland types and their distribution to create a standardized dataset that enhances understanding and management of European wetlands. The map informs policy decisions and supports climate mitigation and biodiversity policies.
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.
A new study suggests that counter climate change organizations are more likely to arise in countries with stronger environmental policies and institutions. These groups often have eclectic views not directly tied to economic or political interests, and are increasingly global in scope.
SourcePLOS·JournalPLOS One·TypeComputational simulation/modeling·DateJan 22, 2025
A 40-year study reveals increasingly common and devastating megadroughts worldwide, with significant impacts on ecosystems and agriculture. The research used global meteorological data to track changes in drought patterns and their effects on vegetation, providing insights into the paradoxical responses of different forest types.
China has achieved significant progress in reducing PM2.5 concentrations by 35.6% since 2015, while also increasing non-fossil energy consumption to 17.5%. However, rising ozone levels and extreme weather events pose new challenges, emphasizing the need for adaptive measures and stricter air quality standards.