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of the human-made climate impact; two-thirds of this impact are caused by emissions other than CO 2 , according to a new study by researchers in Europe and the US. The study was published in the journal Atmospheric Environment. This new study is based on a thorough review of a decade of research on aviation emissions.
million cars, according to a new study by an international team led by researchers from The University of Queensland and The University of Canterbury. Their study appears in Global Change Biology. By uprooting carbon trapped in soil, wild pigs (feral swine), are releasing around 4.9
A study led by Norwegian climate center CICERO has found that the global warming effect of leaked hydrogen is almost 12 times stronger than that of CO 2. The open-access paper is published in Nature Communications Earth & Environment. The climate effects of hydrogen have been an under-researched topic. Sand et al.
The study will appear next month in the peer-reviewed journal Climatic Change Letters. The study will appear next month in the peer-reviewed journal Climatic Change Letters. Relying more on natural gas would reduce emissions of carbon dioxide, but it would do little to help solve the climate problem. degrees F (0.1-0.2
A new University of Michigan study finds that making the switch to all-electric mail-delivery vehicles would lead to far greater reductions in greenhouse gas emissions than previously estimated by the US Postal Service (USPS). The Postal Service has not commented on the U-M study. Earlier post.). The USPS estimate was 10.3
A new study led by researchers from Northwestern University projects that if electric vehicles replaced 25% of combustion engine cars currently on the road, the United States would save approximately $17 billion annually by avoiding damages from climate change and air pollution. Results show that in more aggressive scenarios—i.e.,
A new study has found that pollutant particles carried by these flows prefer to accumulate in specific regions of the urban environment and even form coherent structures, rather than scattering randomly. In previous studies, the existence of these patterns in fluid flows was only verified with idealized “theoretical” flows.
A new study by a team from Environmental Health & Engineering (EH&E) has found that greenhouse gas emissions from corn ethanol are 46% lower than those from gasoline—a decrease in emissions from the estimated 39% done by previous modeling. 2021) “Carbon intensity of corn ethanol in the United States: state of the science” Environ.
Due to the rapid economic growth in the study period, China invested a large amount of resources into infrastructure construction for advancing the urban living environment. Of the 841 cities studied, 325 showed significant greening with more than 10% of greening BUAs. billion and the urban population was 4.2
This is an important study to inform and encourage climate action. This study expands upon previous studies that have focused on comparing battery-electric vehicle sedans to their internal-combustion-engine or hybrid counterparts. —Woody et al. Maxwell Woody et al. 17 034031 doi: 10.1088/1748-9326/ac5142.
Saying that “ investment-grade climate change and clean energy policy is required to shift private sector investment from high-carbon to low-carbon assets ”, a group of 285 investors has urged governments and international policy makers to take new and meaningful steps in the fight against climate change.
Projected extreme temperatures under climate change are predicted to reduce average yields for several of the United States’ major crops. The extent of these regional changes in agricultural productivity and how they influence future cropping decisions is a central question for the risks of climate change for agriculture and food security.
Policies incentivizing the private sector to push to develop innovative “clean” technologies are likely to play a key role in achieving climate stabilization. Yet policymakers also seldom set targets they don’t have evidence that industry can meet. —Margaret Taylor. c personnel and organizational innovative capacity. —Taylor 2012.
The finding could further complicate attempts to model climate change. The team showed that the effect of aerosols on the climate since industrialisation depends strongly on what the atmosphere was like before pollution, when aerosols were produced only from natural emissions. —Professor Carslaw. Resources. Carslaw, L.
The open-access paper on the study is published in the RSC journal Energy & Environmental Science. Key results from the study were: For both baseline scenarios, the GHG emission intensity is around a quarter that of H 2 produced from SMR. Process flow diagram and construction phase boundary. Palmer et al. doi: 10.1039/D1EE01288F.
Maize and other annual crops are easier to manage with traditional farming, but they are tougher on the environment. The question, before this study, was whether energy sorghum behaved more like miscanthus or maize, and what that meant for the ecosystem. Moore, C.E., von Haden, A.C., Burnham, M.B., Kantola, I.B., Gibson, C.D.,
Freight transportation is a pillar of the US national economy, but while long-haul trucks account for less than 6% of the vehicle miles traveled over US highways, they account for about 40% of the emissions of air polluting particulate matter and about 55% of nitrogen oxides, the precursor to ozone in the atmosphere, the study said.
Researchers at MIT have determined that growth in aviation causes twice as much damage to air quality as to the climate. Aviation emissions are an increasingly significant contributor to anthropogenic climate change. Aviation emissions are an increasingly significant contributor to anthropogenic climate change.
The same study also concluded an overall lower consumption of tobacco worldwide is statistically linked to less people contracting lung squamous cell carcinoma (LSCC)—another type of NSCLC. The results of the study were published in the journal Atmospheric Environment. LSCC is often linked to a history of smoking.
My friend and mentor, Bill McKibben has an Op Ed about this Friday’s Student Climate Strikes in today’s on-line edition of the LA Times that will be news to LAT readers but not to Creative Greenius devotees. And when they don’t show up for school on Climate Strike Day neither does that $47 for the school budget.
The system will graph lifecycle impact for a range of specified powertrains, for a large number of impact categories: Climate change [kg CO 2 -eq.]. Eutrophication of non-marine aquatic environments [kg N-eq.]. Eutrophication of non-marine aquatic environments [kg P-eq.]. Land occupation in an urban environment [m 2 / year].
The benefits of electric vehicles over those with internal-combustion engines are vast, but a strange new study is making rounds that claims electric cars are worse for climate-change emissions. The study.
The open-access study, which focused on the four major components of PM 2.5 species, was recently published in the journal Atmospheric Environment. This study is the first attempt to use the Multi-angle Imaging SpectroRadiometer (MISR) aerosol sensors aboard NASA’s Terra satellite to predict PM 2.5 to predict PM 2.5
Joe Galliani Selected As Climate Leader Just As Global Warming Reaches Tipping Points. I have no illusions that what I’m doing is so important or vital that it makes up for the climate damage my flights are responsible for. But I’m not going to stop.
A new report from the UN Environment Programme (UNEP) projects that by 2050, hydrofluorocarbons (HFCs) could be responsible for emissions equivalent to 3.5 The contribution of HFCs to climate forcing is currently less than 1% of all greenhouse gases. Climate and the Ozone Layer. Source: UNEP. Click to enlarge.
While natural gas can reduce greenhouse emissions when it is substituted for higher-emission energy sources, abundant shale gas is not likely to substantially alter total emissions without policies targeted at greenhouse gas reduction, according to a new study by two researchers at Duke University. —Newell and Raimi.
An open-access paper on the work is published in the journal Atmospheric Environment. From there, BC can be transported over long distances and exert impact on climate and composition of remote southern hemisphere. Therefore, air pollution in this region has a particularly strong impact on the atmosphere and the global climate.
billion (US) in economic losses, according to a new study led by researchers from the Global Observatory on Pollution and Health at Boston College, the Indian Council of Medical Research, and the Public Health Foundation of India. billion people, according to Landrigan, whose research was funded in part by UN Environment Programme.
In a paper published in the journal Atmospheric Environment , they report on the findings from a suite of scenarios designed to quantify the effect of both the magnitude of EV market penetration and the source of electricity generation used to power them. coal, oil, natural gas, and biomass). —Schnell et al. 2019.04.003.
A schematic model showing the links between climate events and outcomes of national security concern, highlighting the roles of exposure and vulnerability. The National Research Council of the US has released a report examining the potential for climate change to pose or to alter security risks for the United States over the next ten years.
A study by Mark Z. Jacobson, who is also a senior fellow at the Stanford Woods Institute for the Environment, examined public data from a coal with carbon capture and use (CCU) plant and a synthetic direct air carbon capture and use (SDACCU) plant for the equipment’s ability, alone, to reduce CO 2. —Mark Jacobson.
That’s according to research commissioned by Transport & Environment (T&E) from Minviro, a company specialised in raw material life-cycle analysis, which compared emerging solid state technology to current battery chemistries.
The research, published in a recent issue of Nature Geoscience , provides evidence of how aerosols—soot, dust and other small particles in the atmosphere—can affect weather and climate. Authors of the new study include Prof. They can be hazardous to both human health and the environment. —Prof.
Among the many climate-related vulnerabilities that can impact its mission, the US Environmental Protection Agency (EPA) cites a likely increase in tropospheric ozone pollution as potentially making it more difficult to attain National Ambient Air Quality Standards ( NAAQS ) in many areas with existing ozone problems.
KPMG developed 3 nexuses linked by climate change to represent the challenges of sustainable growth. In a new study, KPMG International has identified 10 “megaforces” that will significantly affect corporate growth globally over the next two decades. The three nexuses are linked by climate change. Source: KPMG. Click to enlarge.
The study took advantage of an analytical approach that Trancik and her team initially developed to analyze the similarly precipitous drop in costs of silicon solar panels over the last few decades. Trancik (2021) “Determinants of lithium-ion battery technology cost decline” Energy Environ. —Jessika Trancik.
Germany will invest up to €290 million to launch the Innovation and Technology Center for Hydrogen (Innovations- und Technologiezentrum für Wasserstoff, ITZ H 2 ), following the positive conclusion of a feasibility study (German only). Hydrogen is the chance to make large parts of mobility and the economy climate-neutral. Source: BMDV.
The report reviewed more than 300 studies on health outcomes from different types of land transport systems in a “scoping exercise” designed to identify those mitigation measures most closely associated with specific health co-benefits or risks. Carlos Dora of WHO’s Department of Public Health and Environment.
Yale researchers have found that organic aerosols—a type of air pollution—are much more complicated than previous studies indicated. In past studies, they had less information on molecular identities across the complex mixtures present. candidate in Gentner’s lab and lead author of the study. —Ditto et al.
One view advanced in some studies attempting to model future climate is that cleaning up fossil-fuel air pollution rapidly will unintentionally lead to a near-term rise in atmospheric warming of about a half-degree Celsius, which might take up to a century to reverse. Shindell and Smith published their study in Nature.
vehicles) and industrial air pollution—fuel powerful storms and influence weather much more than has been appreciated, according to a study published in the journal Science. Aerosol impacts are a key uncertainty in understanding the current and future climate as well as extreme weather. —Jiwen Fan.
A study led by a team from Peking University has estimated that global black carbon (BC) emissions increased from 5.3 Black carbon has two deleterious effects on the environment. The Fifth Assessment Report of the Intergovernmental Panel on Climate Change (IPCC) said BC has a direct radiative forcing of +0.4 (+0.05
The findings, published in the Proceedings of the National Academy of Sciences , demonstrate that phase can be a key regulator of the reactivity of atmospheric SOM particles, and may call for a revision of regional and global climate models. The two particles chosen for this study, ?-pinene —principal investigator Scot Martin.
Solar radiation management (SRM) is one of the geoengineering techniques proposed as a potential means of offsetting some of the anthropogenic radiative forcing of climate as a means to reduce climate change. Contrary to some claims, they note, this could provide meaningful tests of the climate’s response to SRM within a decade.
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