Articles tagged with Environmental Issues
A team of researchers found that people who purchased environmentally friendly products in the past are likely to continue doing so, but gamification practices did not significantly impact future eco-friendly tendencies. The study explored game-based solutions to increase intrinsic motivations for sustainable practices.
A new analysis reveals Caribbean coral reefs have warmed by 0.5 to 1°C in the past century, with projected further warming of 1.5°C by 2100. Marine heatwaves are also increasing in frequency and length, posing a significant threat to these ecosystems.
A new global database reveals 1.2 million km of rivers at risk from treated wastewater discharge, with some exceeding environmental thresholds for concern. The research aims to identify hotspots and pinpoint individual treatment plants in need of improvement to mitigate water pollution risks.
A team of researchers proposes converting discarded surgical masks into a burnable fuel through pyrolysis, yielding a carbon-rich oil with high heating value. The study suggests this method offers better environmental performance compared to conventional waste management approaches.
A landmark study published in JAMA reveals that hurricanes and tropical cyclones in the US are associated with increased deaths from various causes, including injuries, infectious diseases, and cardiovascular conditions. The study analyzed 33.6 million death records and found a significant increase in mortality rates after tropical cyc...
A novel framework for improving scientific understanding of 'recurrent acute disasters' (RADs) has been developed to account for legacy conditions that leave people vulnerable in the wake of repeated disasters. The framework proposes a holistic view of the 'human ecosystem' and trends in legacy conditions.
A new study predicts that El Niño events will increase in frequency by 2040, regardless of efforts to reduce carbon emissions. The researchers used state-of-the-art climate models to examine the potential impacts of different emissions scenarios on global weather fluctuations.
A new grant from HEI Energy will allow researchers to explore possible links between fracking and water contaminants in southwestern Pennsylvania. The team will examine over 7,000 water samples for 40 diverse chemical signatures to identify if contaminants originated from the fracking process or legacy resource extraction.
Researchers used AI to identify detrimental dams and reveal lost environmental benefits from existing 158 hydropower dams. The study considers six socio-environmental criteria, including river flow and energy production, to optimize dam selection across the entire Amazon basin.
The UN Environment Programme's latest Frontiers Report identifies three critical environmental issues: urban noise pollution, wildfires, and phenological mismatches. These issues pose significant risks to public health and ecological systems, emphasizing the need for urgent action.
A new study found concentrations of pharmaceuticals at potentially toxic levels in over a quarter of the world's rivers, including major waterways like the Thames and Amazon. The research highlights the need for increased monitoring to mitigate environmental impacts.
Researchers have discovered a spray-induced gene silencing technique that effectively controls late blight, a devastating disease affecting potatoes and tomatoes. This environmentally friendly method has potential to reduce the usage of chemical pesticides and can be quickly adapted for new targets.
A study published in AGU Advances found that water depletion from rivers and lakes accelerates near urban centers due to factors like increased evaporation and groundwater exploitation. Researchers analyzed satellite imagery of the US from 1984 to 2018 and developed a model predicting surface water loss proximity to cities.
Research finds climate extremes contribute to increased environmental concern and support for Green parties across Europe, with regional differences affecting responses. Economic and demographic factors also play a role in shaping public attitudes towards climate change.
A new report identifies ten key facts about global land use and details opportunities for a more sustainable and equitable approach. The study emphasizes the importance of considering trade-offs and acknowledging the rights of marginalized groups in policymaking.
A PSU-led research team will investigate microplastic sources and movement across the Columbia River Basin, aiming to secure a larger grant. The project involves diverse stakeholders and will develop an educational course for K-12 educators.
A Texas A&M University study reveals that indoor air quality in homes is often worse than in office buildings, with higher concentrations of fine particulate matter and volatile organic compounds. The research suggests that remote workers are exposed to poorer health outcomes due to inadequate home air quality.
Researchers found that soil pH and total cadmium are key factors controlling cadmium uptake in cacao beans. Liming soils can increase yield while reducing cadmium content, but access to lime may be limited for smallholder farmers.
A new study suggests that mass customization can generate higher profits and reduce environmental waste considerably when overproduction is a problem. Customers willing to wait for bespoke clothing can make the fashion industry more environmentally sustainable.
Research reveals three modes of thought among Finnish forest owners: one views biodiversity loss as an emergency and advocates for radical change, while others see no problem. The study highlights the importance of acknowledging biodiversity loss denial in forestry discussions.
The article highlights the disproportionate impact of environmental exposures on the LGBTQ+ community due to social and economic inequalities. The authors recommend implementing a system to collect sexual orientation data and incorporating LGBTQ+ issues into environmental justice research.
A study by ICTA-UAB suggests that microplastic levels in the Mediterranean Sea are likely higher than previously estimated due to the limitations of current sampling methods. The researchers emphasize the need for a common framework to compare results and combine methods to better understand the distribution and impacts of microplastics.
Researchers found a 30% larger decrease in surface-level NO2 levels in countries with strict lockdowns compared to those without. Within cities, variations were stark, with areas near coal-powered plants or airports seeing greater reductions.
The COVID-19 pandemic had both positive and negative impacts on environmental pollution and carbon emissions. The study found that water quality improved globally due to reduced commercial activities, while air pollutants like NO2 and CO decreased in most regions. However, sulphur dioxide and ozone levels increased, and soil contaminat...
A Brazilian study found a correlation between dealing with COVID-19 and environmental disasters, highlighting the need for improved infrastructure and community resilience. The study also identified a lack of continuity in funding for disaster relief and pandemic response.
Researchers at RMIT University have developed a smart and super-efficient way of capturing carbon dioxide and converting it to solid carbon, which can be integrated into existing industrial processes. The technology offers a pathway for instantly converting CO2 as it is produced, locking it permanently in a solid state.
Researchers at West Virginia University have created a simple microwave catalytic process to upcycle single-use plastics into high-value benzene, toluene, and xylene. This technology aims to increase the recycling rate of plastic waste and reduce greenhouse gas emissions by providing an alternative source of petrochemical materials.
Researchers investigating China's rapid shift towards meat and milk consumption aim to develop a concept of 'sufficiency' as a tool for reducing human impact on the environment. By exploring the middle ground between too little and too much, they hope to inform strategies for more sustainable food practices.
Researchers have found an unprecedented increase in winter stream flow rates over the last 25 years, with nearly 80% above average, driven by permafrost melt and forest fires. The combined effects of these factors are accelerating Arctic ice melt and exacerbating global warming.
A study by Tulane University found that swapping just one serving of beef per day for a more planet-friendly alternative can reduce greenhouse gas emissions by up to 48% and water-use impacts by 30%. This simple change could collectively make a substantial difference in reducing the carbon footprint of US diets.
A recent study highlights the need for inclusive forest conservation policies that learn from past mistakes. The researchers argue that top-down approaches can be harmful and accelerate deforestation, instead recommending local social impact assessments and indigenous involvement in policy-making.
A pilot study reveals that a single dryer can discharge up to 120 million microfibers annually, exceeding washing machine releases. Microfibers from natural and synthetic fabrics are released through friction in the dryer, posing environmental concerns.
Rapid coastal erosion in the Arctic is driven by permafrost thawing, ground ice melting, and sea surface temperature rises. This leads to increased erosion, water pollution, and loss of habitats for local communities.
A team of researchers found that animals with strong site fidelity, which is returning to the same places to eat, travel, and raise their young, may not survive or reproduce as well in changing landscapes. This can lead to population declines, especially in species like mule deer affected by human development.
A new study found that manufacturing facilities that use large amounts of water during periods of drought often streamline their processes to lower toxic emissions into water, lakes, and rivers. On average, these changes resulted in reduced toxic emissions by over 2.5%.
A new procedure uses high-intensity pulses of light to dramatically accelerate the removal of organic micropollutants from water. The treatment can degrade pollutants at extraordinary rates, making it an ideal solution for high-throughput water treatment applications.
A new study estimates that nitrogen dioxide from traffic pollution contributes to nearly 2 million cases of pediatric asthma annually. Cleaner air in urban areas has led to a decline in these cases, but more work is needed to curb harmful emissions.
A new report highlights the need for a comprehensive system of risk management to deal with complex environmental risks. Experts from academia and government have identified key sources of data and interventions to reduce multiple types of risk, including air pollution, food insecurity, and zoonotic diseases.
A study by Göttingen University found that training methods combining farmer-to-farmer learning with educational videos significantly increased the use of productive practices among smallholder farmers in Ethiopia. This approach also promoted informal information transfer and improved adoption of complex technologies.
Researchers at Washington University in St. Louis are developing a framework to understand how herbicides interact and drift onto unintended plants, affecting crops and the environment. The study found that genetically modified crop introduction influences herbicide use rates and practices, leading to increased drift.
A major intervention against illegal river gold mining in Peru's Madre de Dios region was only partially effective, with mining activity continuing in surrounding areas. The operation halted environmental degradation in some protected zones but led to a rapid increase in mining outside the targeted zone.
Research found that cacao agroforestry systems support unique bird species in tropical dry forests, while bats are more abundant in these areas than in nearby forests. This suggests that cacao farms can serve as biodiversity-friendly oases, providing food and refuge for birds and bats.
A study by Stockholm University researchers found that PFAS from the ocean re-emitted into air with crashing waves significantly contribute to PFAS air pollution in coastal areas. The transportation of toxic substances from seawater to marine air via sea spray aerosols poses a significant threat to health and the environment.
Researchers found that exposure to six major air pollutants remains higher for racial and ethnic minorities than white Americans, regardless of income level. The study used models incorporating data from satellites and EPA monitoring stations to map pollution levels onto census demographic groups across the contiguous US.
A study found a strong correlation between the number of microbial enzymes that can degrade plastic and local levels of plastic pollution. Researchers analyzed environmental DNA samples from around the world and discovered over 30,000 enzyme homologues with potential to break down various types of plastics.
The Wilderness Medical Society has developed clinical practice guidelines for reducing tick-borne illness, emphasizing low-risk interventions in resource-limited settings. Lyme disease accounts for nearly 70% of reported cases, with other TBIs like anaplasmosis and spotted fever rickettsiosis also on the rise.
A new study projects that farmed seafood supply will drop by 16% globally by 2090 if no action is taken to mitigate climate change. The industry is vulnerable to the effects of climate change, and some regions could see a decline in mariculture production by up to 90%.
Researchers estimate that 4.7 million cubic meters of large wood enter oceans annually, negatively impacting coastal and marine environments. The study aims to raise awareness about the consequences of interrupting this natural process.
The excessive use of road salts in winter is contaminating drinking water sources and mobilizing harmful chemicals, according to a new UToledo study. The research suggests that reducing salt application can help mitigate negative environmental impacts, while also protecting human health.
The study found that the ban of heating oil #6 was effective in reducing fine particles, nitrogen dioxide, and sulfur dioxide levels in NYC. The reductions were independent of other sources of air pollution, suggesting a significant impact on public health outcomes.
A large-scale epidemiologic study in China identified links between long-term exposure to ambient air pollution and metabolic-associated fatty liver disease (MAFLD). Long-term exposure to air pollution may increase the risk of MAFLD, especially in individuals with unhealthy lifestyles and central obesity.
Researchers at Lehigh University are working on a project funded by the Good Food Institute grant to adapt human tissue engineering techniques for growing meat in the lab. The team is developing a scaffold for meat cells to grow on and using electrochemistry, nanomaterial design, and liposomal delivery vehicles to promote fibrous growth.
A UC Riverside-led study found that dicyclohexyl phthalate, a common plasticizer, increases plasma cholesterol levels by binding to the pregnane X receptor, or PXR. The study suggests that PXR activation contributes to the harmful effects of plastic-associated chemicals on cardiovascular health.
A new filtration system using acoustic waves successfully separates microplastics from polluted water, with a cleaning rate of 150 liters per hour. The device's efficiency varies with acoustic frequency and density of the water, but shows promise for improving marine life safety.
A new study uses a microspectroscopic technique to measure micro- and nano-sized plastics in steam-disinfected silicone-rubber baby bottle nipples. The research found that these fine particles can be released into the environment and ingested by babies, posing health risks.
A team of scientists found microplastics in Antarctic water, with most particles linked to ship-based paint. The study suggests that shipping traffic is a key source of microplastic pollution in the Southern Ocean.
A new study by Ohio State University found that a token donation program reduced plastic bag use by about 30% at two convenience stores on a college campus. The program, which offered customers a 5-cent token in exchange for declining a disposable bag, was effective in nudgeing shoppers away from single-use plastics.
A comprehensive assessment of polyurethane in the US reveals complexities that affect its recovery and recycling. The study highlights opportunities to enhance circularity and increase bio-based content of polyurethanes.
The article highlights the dangers of biological contamination from space travel, citing examples of bacteria resistant to ionizing radiation and disinfectants found in NASA 'clean rooms'. Researchers propose the use of invasion science to address this threat, leveraging insights on epidemiology, rapid evolution, and early detection.
Researchers explore harnessing China's wind energy to produce carbon-free green hydrogen at a lower cost than coal-derived black hydrogen. Shifting from black to green hydrogen could reduce 100 million tons of CO2 emissions per year by 2030.