Articles tagged with Greenhouse Gases
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Scientists are exploring a new approach to carbon capture technology using proteins that can catalyze reactions with carbon dioxide in an environmentally friendly way. This method has the potential to be more cost-effective and produce less hazardous waste than existing technologies.
The NIH has partnered with The Lancet to address the public health impacts of climate change through four case studies on household energy, transportation, electricity generation, and agricultural food production. These studies demonstrate that cost savings from improving health can offset the cost of addressing climate change.
A series of studies published in The Lancet show that cutting greenhouse gases can directly reduce premature deaths and improve global health, particularly in low-income countries. The research highlights the co-benefits of tackling climate change by reducing air pollution and improving public health.
New research shows daily record high temperatures occurred twice as often as record lows over the last decade across the continental US. The study predicts that if emissions continue to climb, the U.S. ratio of daily record high to record low temperatures will increase dramatically.
An international team of top climate scientists has found a critical error in the carbon accounting method used to measure compliance with carbon limits. The flaw could create strong economic incentives for large-scale land conversion, which would exacerbate greenhouse gas emissions.
A new study documents how climate, population density and factors affect GHG emissions in global cities, with Denver releasing the largest amount of gases and Barcelona the smallest. The study identifies strategies for reducing emissions, including carbon reduction and efficient transportation systems.
A new study reveals Arctic temperatures have reversed from a long-term cooling trend, becoming the warmest they've been in at least 2,000 years. The reversal is attributed to human-generated greenhouse gases overwhelming the natural climate system.
A new study reveals that Arctic temperatures have been warming at an unprecedented rate, surpassing the natural cooling trend over the past 2,000 years. The research suggests that human-induced greenhouse gas emissions are overpowering natural climate patterns, leading to dramatic impacts on the region.
The University of Texas at Austin is receiving $30 million in funding from the US Department of Energy to develop innovative nanomaterials for solar energy and batteries, as well as study the movement of greenhouse gases in geological systems. This funding will support research into new paradigms for achieving U.S. energy security.
A new analysis suggests that drastic emission cuts could stabilize climate change, saving Arctic ice and reducing sea level rise. Global temperatures would still rise, but the most dangerous impacts could be partially avoided with a 70% reduction in greenhouse gas emissions.
New research suggests climate change will impact ozone recovery rates due to changes in atmospheric circulation. Greenhouse gases alter the Brewer-Dobson circulation pattern, influencing ozone distribution and leading to uneven ozone layer recovery.
Researchers at NASA found that aerosols are responsible for a significant portion of Arctic warming since 1976, with sulfates and black carbon playing critical roles. The study suggests aerosols may account for up to 45% of the observed warming, which is comparable to the impact of greenhouse gases.
Two new greenhouse gases, nitrogen trifluoride (NF3) and sulfuryl fluoride (SO2F2), are accumulating in the atmosphere at a rapid rate. These potent gases have significant global-warming potential and are used in industrial processes as alternatives to other harmful gases.
A new study identifies sulfuryl fluoride as a significant contributor to future greenhouse warming due to its long lifetime of 36 years. The gas is currently present in the atmosphere at very small quantities, but increasing emissions pose a risk.
The production of algae-based biodiesel has been shown to reduce greenhouse gas emissions by avoiding the use of fossil resources. Additionally, establishing an algal biodiesel plant could create up to 45 jobs in rural areas and provide opportunities for diversifying agricultural sectors.
Soybean oil has been found to reduce greenhouse gas emissions by an average of 20% in methane emissions and 19% in carbon dioxide emissions when sprayed inside swine finishing barns. The study, conducted at a northern Missouri farm, also showed a significant reduction in particulate matter.
A new study by Stanford University scientists updates IPCC findings, suggesting even smaller temperature increases could cause significant problems in unique ecosystems, extreme weather events, distribution of impacts, aggregate damages, and risks of large-scale discontinuities. The research highlights increased evidence of climate cha...
Climate scientist Andrew Dessler explains that warmer temperatures lead to higher humidity, causing additional warming through the water vapor feedback mechanism. This process is responsible for significant predicted warming over the next century, with potential devastating long-term consequences.
The observed ocean warming has contributed significantly to global average sea level rise, with a 20mm increase over the past 53 years. The thermosteric component of sea level change is one of several factors affecting sea level, including glacier melting and freshwater transfer.
A new study finds that oil and gas production in the Barnett Shale area can contribute significantly to smog formation in Dallas-Fort Worth, with emissions comparable to those from all cars and trucks. The study also highlights the potential for cost-effective control strategies to reduce emissions.
Researchers at Michigan State University found that greenhouse gas emissions from biofuel production can be mitigated with sustainable land use practices. Effective crop management techniques, such as no-till farming and planting cover crops, can reduce the time it takes for biofuels to overcome their carbon debt.
A new study by NCAR and University of Colorado warns that developing countries will struggle to afford and implement efficient technologies, exacerbating global warming. The research suggests that even advanced nations are worsening the outlook for global warming due to increasing emissions.
A team of MIT researchers has detected a new surge in methane levels, ending a decade-long period of stability. The increase is attributed to an imbalance between emissions and destruction, with the majority of emissions coming from the Northern Hemisphere.
The University of British Columbia and the University of California, San Diego are partnering to develop methods for sharing greenhouse gas emission data and baseline emission data for cyberinfrastructure. This partnership aims to create carbon-neutral environments through research and collaboration.
A study reveals that cities are responsible for only 40% of greenhouse gas emissions, contrary to common claims. Well-planned cities can provide high living standards with low consumption levels and emissions.
Brandeis scientists have identified a catalyst that efficiently breaks the carbon-fluorine bond, rendering it harmless to the environment. This breakthrough finding could lead to large-scale reactions to convert environmental pollutants into reusable or destroyable products.
Scientists have confirmed the link between greenhouse gas levels and global warming with new analysis of Antarctic ice cores extending back 800,000 years. The study reveals that current concentrations of carbon dioxide and methane are unprecedented in the past.
Plug-in hybrid electric vehicles could significantly reduce greenhouse gas emissions if powered by low-carbon electricity. According to Carnegie Mellon researchers, life cycle greenhouse gas emissions from plug-in hybrids are about one-third less than traditional gasoline-powered cars.
Scientists from Lawrence Livermore National Laboratory have pinpointed human-caused climate change as the cause of decreasing water flow in the West. The study found that warming temperatures and rising greenhouse gas levels are affecting snowpack, river flows, and ultimately, the water supply.
A 580-meter ice core retrieved from the WAIS Divide project will provide a precise year-by-year record of greenhouse gases over the last 40,000 years. The core contains critical information for predicting human activity's impact on climate.
A new study published in Geophysical Research Letters suggests that greenhouse gases played a significant role in the near-record US warmth in 2006. The research team found that greenhouse gas increases enhanced the probability of record-breaking temperatures by approximately 15-fold, making El Nino an unlikely contributor.
A new analysis reveals that atmospheric brown clouds over south Asia significantly contribute to observed warming, leading to the alarming retreat of Himalayan glaciers. The findings suggest that reducing air pollution could help arrest some of this melting by reducing the combined heating effect of greenhouse gases and brown clouds.
Climate change poses significant threats to public health in developing countries, where urbanization and rapid economic growth are concentrated. The article highlights the need for action towards fairness and equity in urban development processes to mitigate these effects.
A Purdue University study projects a 200-500% increase in dangerously hot days in the Mediterranean by the end of the 21st century if current greenhouse gas emissions continue. Reducing emissions could reduce this increase by up to 50%.
A new study found that biodiesel from rapeseed could emit nearly the same amount of CO2 equivalents as conventional diesel. However, switching to tree farming for rapeseed production could significantly reduce emissions compared to petroleum diesel.
The study found that certain biofuel crops, such as switchgrass and hybrid poplar, can significantly reduce greenhouse gas emissions by up to 85% compared to gasoline and diesel. These crops also offset the largest amounts of fossil fuels reduced emissions when used for electricity generation via biomass gasification.
Producing ethanol from corn grain can release large amounts of nitrous oxide, a greenhouse gas that is 300 times more potent than carbon dioxide. However, careful management can minimize these emissions and improve the overall greenhouse gas profile of ethanol.
Research conducted by the US Climate Change Science Program has helped resolve uncertainties about global climate change causes and projected future changes in temperature and sea-level rise. The program's contributions significantly increased confidence attributing human activities to temperature increases since the mid-20th century.
A one-year, $1 million dollar grant supports research on enhancing agricultural soils' role in climate change mitigation. PNNL experts contribute basic research, biophysical modeling, and economic analysis to identify carbon sequestration strategies.
A team of science policy experts argues that adaptation to global climate change is essential for securing a future on a warming planet. They emphasize the importance of sustainable development and building resilient societies in minimizing negative effects.
The researchers will build a two-color light-detection and ranging system (LIDAR) to measure aerosol concentrations up to several miles high. This device will help understand complex relations between aerosols, greenhouse gases, and global warming.
The International Journal of Greenhouse Gas Control is a new, quarterly journal focusing on technological developments for reducing greenhouse gas emissions. It will include carbon capture and storage, transmission, and alternative mitigation options.
A study by Nives Dolsak and Maureen Dunn finds that developed countries invest in developing countries' greenhouse gas emission-reduction projects mainly due to economic reasons, such as reducing air pollution and transaction costs. The authors suggest policy makers to consider regional pollution dynamics when designing international r...
Researchers predict Arctic sea ice will retreat rapidly, becoming nearly ice-free by 2040, with global warming exacerbating the issue. The study suggests that greenhouse gas emissions can impact the likelihood of abrupt ice loss.
A new software tool will help analyze the unintended consequences of environmental regulations on the automotive market and industry life cycle. The project aims to integrate models of market decisions, technological performance, and life cycle assessment to predict the effectiveness of greenhouse gas reduction policies.
New research suggests that human-caused increases in greenhouse gases are directly linked to warming of tropical Atlantic and Pacific oceans, which contributes to hurricane intensity. The study used computer models to analyze SST changes in smaller hurricane formation regions.
Researchers are creating a computer-based program to evaluate the impact of environmental policies on the auto industry and consumer behavior. The five-year study will build and link computer models to understand the response of consumers and producers to policy decisions and their environmental impact.
Experts recommend Arctic nations designate marine protected areas, foster economic adaptation, and reduce greenhouse gas emissions to cope with climate change. Implementing these policies could significantly slow the rates of Arctic change.
A study by the University of Alberta and international partners reveals that past changes in solar radiation have already affected tropical glaciers. Future climate change poses a significant threat to water resources in these regions, as high-altitude glaciers continue to melt rapidly.
Researchers examine past warming episodes to understand potential future consequences, suggesting a possible link between human-induced global warming and rapid climate changes. Ancient greenhouse gas emissions may hold clues to mitigating the effects of climate change.
Researchers from the Max Planck Institute for Nuclear Physics found that living plants emit significantly more methane than dead plant material, and this process is not hindered by oxygen. The discovery suggests that about 10-30% of global annual methane production comes from plants, with tropical regions being the largest contributors.
Land use changes in the Amazon region could exacerbate global warming due to deforestation, while agriculture in midlatitudes can counteract warming by up to 50%. The study utilized a global climate model to examine two scenarios from the Intergovernmental Panel on Climate Change and found contrasting results
A climate modeling specialist found that without snow cover, global temperatures could rise by as much as a third due to increased greenhouse gas levels. In contrast, total regions of permafrost are likely to expand in area, leading to potential health risks for ecosystems and construction decisions.
A synthesis report reveals climate change's growing health impacts vary by region, with coastlines and sub-Saharan Africa particularly at risk. The report highlights the need for global leadership in reducing greenhouse gas emissions and sustainable energy policies.
Researchers find strong water vapor feedback contributing to warming in Central and Northeastern Europe. The study shows that manmade greenhouse gases are responsible for a smaller portion of the warming, while rising cloudiness and evapotranspiration play a larger role.
Research on Earth's albedo is facing a lack of funding and resources, hindering scientists' understanding of its effects on climate change. Albedo makes up half the equation for understanding the planet's energy budget, but its impact could be off by as much as 100 percent.
Researchers warn that economic models of climate change often neglect potential threshold responses, leading to biased policies. The development of observation systems that can detect early warning signals about these events could improve climate policies and have significant economic benefits.
Researchers found that low ozone levels and increasing greenhouse gases contribute to cooler South Pole temperatures, but may cancel each other out in the future.
The HIRDLS instrument will capture the chemistry and dynamics of four atmospheric layers, providing insights into greenhouse gas concentrations, ozone pollution, and aerosol characteristics. The data will shed light on climate change impacts and atmospheric modifications.
Researchers found that wood chip bedding had less nitrogen loss during composting, reducing volatile losses and improving air quality. Greenhouse gas emissions were similar to those of traditional straw bedding, making it a viable option for beef cattle.