This site uses cookies to improve your experience. To help us insure we adhere to various privacy regulations, please select your country/region of residence. If you do not select a country, we will assume you are from the United States. Select your Cookie Settings or view our Privacy Policy and Terms of Use.
Cookie Settings
Cookies and similar technologies are used on this website for proper function of the website, for tracking performance analytics and for marketing purposes. We and some of our third-party providers may use cookie data for various purposes. Please review the cookie settings below and choose your preference.
Used for the proper function of the website
Used for monitoring website traffic and interactions
Cookie Settings
Cookies and similar technologies are used on this website for proper function of the website, for tracking performance analytics and for marketing purposes. We and some of our third-party providers may use cookie data for various purposes. Please review the cookie settings below and choose your preference.
Strictly Necessary: Used for the proper function of the website
Performance/Analytics: Used for monitoring website traffic and interactions
This decline was due almost entirely to a drop in coal consumption. Coal-fired power generation fell by a record 18% year-on-year to its lowest level since 1975. An increase in natural gas generation offset some of the climate gains from this coal decline, but overall power sector emissions still decreased by almost 10%.
These results indicate that coal and oil are the energy sources leading to most emissions, and that hydro, wind, and nuclear are the energy sources leading to least emissions. On the two extremes, coal and oil result in about 176 times the emissions from hydro. Energy source Proportional amount of emissions relative to hydro Coal 175.9
An Israeli-Australian venture will use solar technology developed at Israel’s Weizmann Institute of Science to reduce carbon dioxide emissions from the burning of brown coal. which in 2011 acquired an exclusive worldwide license for the solar technology from Yeda, the Weizmann Institute’s technology transfer arm.
The Covid-19 crisis in 2020 triggered the largest annual drop in global energy-related carbon dioxide emissions since the Second World War, according to IEA data, but the overall decline of about 6% masks wide variations depending on the region and the time of year. But our numbers show we are returning to carbon-intensive business-as-usual.
The US Department of Energy’s (DOE) Office of Fossil Energy and Carbon Management (FECM) has announced up to $6 million available ( DE-FOA-0002620 ) for research and development (R&D) projects that will repurpose domestic coal resources for products that can be employed in clean energy technologies such as batteries and advanced manufacturing.
This award marks the first Advanced Class Gas Turbines in the industry specifically designed and purchased as part of a comprehensive plan to sequentially transition from coal, to natural gas and finally to renewable hydrogen fuel, and creates a roadmap for the global industry to follow. and Hitachi, Ltd.
Jacobson, professor of civil and environmental engineering at Stanford University, suggests that carbon capture technologies are inefficient and increase air pollution. All sorts of scenarios have been developed under the assumption that carbon capture actually reduces substantial amounts of carbon.
The composite blocks can be made from low-cost and locally sourced materials, including the excavated soil at the construction site, but can also utilize waste materials such as mine tailings, coal combustion residuals (coal ash), and fiberglass from decommissioned wind turbine blades. barrel per ton of feedstock.
Advanced biofuels, concentrated solar power (CSP), and solar photovoltaic power (PV) will see accelerating adoption and growth and are on track to change the global energy mix far earlier than is often assumed, according to a new report from The Boston Consulting Group (BCG). Cleaner coal through carbon capture and sequestration.
The UK government is awarding £54 million to 15 projects to develop technologies that remove carbon emissions from the atmosphere. The carbon dioxide can then be permanently stored or used in various products or applications. The biochar is rich in carbon and can be used as a fertilizer. Cambridge Carbon Capture Ltd.,
My favorite part of this next CicLaVia is t he Bike Parade coming from my friends at Greenpeace and Sierra Club which they’re calling ROLL AGAINST COAL. In case you didn’t know, the City of Los Angeles still gets 40% of its electricity from coal-fired power plants, the dirtiest polluters and greenhouse gassers on the planet.
Conventional thermal decomposition production of lime (left) versus STEP direct solar conversion of calcium carbonate to calcium oxide (right). Surprisingly, this situation is reversed at high temperatures in molten carbonates, which allows the endothermic, electrolytic one pot synthesis, and precipitation of CaO.
Researchers from SRI International (SRI) are developing a methane-and-coal-to-liquids process that consumes negligible amounts of water and does not generate carbon dioxide. In conventional CTL approaches, energy is supplied by burning a portion of the coal feed, which then produces carbon dioxide. Process flow diagram.
The carbon intensity (CI) per vehicle dropped to 0.87 CI includes all manufacturing and non-manufacturing CO 2 e emissions reported in the Carbon Disclosure Project (CDP) Scope 1 & 2 categories ( earlier post ), normalized by vehicle production. (CI Carbon intensity per vehicle. GM has set a target of 1.97 tonnes in 2012.
CO 2 emissions from US coal-fired power plant could be phased out entirely by 2030 using existing technologies or ones that could be commercially competitive with coal within about a decade, according to a paper published online 30 April in the ACS journal Environmental Science & Technology. Credit: ACS, Kharecha et al.
In the period 2016-2020, the port of Rotterdam reduced its total carbon emissions by 27%. of the Netherlands’ total carbon emissions: a share that several years ago was 16%. of the Netherlands’ total carbon emissions: a share that several years ago was 16%. Last year, Rotterdam’s power plants cut their carbon emissions by 1.9
Renewable energy is not just better for the environment, it's also becoming cheaper than coal for electricity generation in many parts of the world, according to a new report.
Source: US EIA, US Energy-Related Carbon Dioxide Emissions , 2017. The power sector has become less carbon-intensive as natural gas-fired generation displaced coal-fired and petroleum-fired generation and as the noncarbon sources of electricity generation—especially renewables such as wind and solar—have grown.
An alliance of industry, academic and government organizations has formed to commercialize technologies that will utilize concentrated solar energy to convert waste CO 2 into synthetic fuels. Sandia began working on research, development and demonstration of solar reforming technologies more than 20 years ago. Source: Sandia.
Russia-based Udokan Copper , the developer of Russia’s largest new copper deposit, outlined scenarios to cut the carbon intensity of copper production up to 75% by 2035, bringing the company closer to its ultimate goal of climate neutrality in the long run.
US carbon dioxide emissions from the consumption of fossil fuels were 5,638 million metric tons carbon dioxide (MMTCO 2 ) in 2010, an increase of 3.9% from the 2009 level, according to Energy-Related Carbon Dioxide Emissions, 2010 , an online analysis released by the US Energy Information Administration (EIA). Click to enlarge.
The minimum 10-year deal will reduce lifecycle emissions by up to 340,647 metric tons of carbon dioxide per year, beginning with the first expected SAF deliveries in 2026. These changes eliminate the need for carbon sequestration and reduce the system’s feed-stock handling costs and complexity.
Simplified flowsheet of the proposed solar hybridized coal- to-liquids (SCTL) process with the proposed solar hybridized dual fluidized bed (SDFB) gasifier. Credit: ACS, Guo et al. Click to enlarge.
All large-scale energy systems have environmental impacts, and the ability to compare the impacts of renewable energy sources is an important step in planning a future without coal or gas power. Wind beats coal by any environmental measure, but that doesn’t mean that its impacts are negligible. Source: Miller and Keith (2018a).
The arrival of cheap battery storage will mean that it becomes increasingly possible to finesse the delivery of electricity from wind and solar, so that these technologies can help meet demand even when the wind isn’t blowing and the sun isn’t shining. trillion of that going to wind and solar and a further $1.5 NEO 2018 sees $11.5
Schematic overview of the primary black-carbon emission sources and the processes that control. the distribution of black carbon in the atmosphere and determine its role in the climate system. Accounting for all of the ways black carbon can affect climate, it is believed to have a warming effect of about 1.1 Source: Bond et al.
Global energy-related carbon dioxide emissions rose by 6% in 2021 to 36.3 billion tonnes, their highest ever level, as the world economy rebounded strongly from the COVID-19 crisis and relied heavily on coal to power that growth, according to new IEA analysis. billion tonnes. billion tonnes.
Oil demand grew by less than 1%—the slowest rate amongst fossil fuels—while gas grew by 2.2%, and coal was the only fossil fuel with above average annual consumption growth at 5.4% Coal was again the fastest growing fossil fuel with predictable consequences for carbon emissions; it now accounts for 30.3%
Significant cost reductions can be achieved by front-loading the deployment of renewables, mainly wind and solar photovoltaic, and by utilizing the technologies needed to balance their inherent intermittency, such as energy storage and thermal balancing power plants.
The collapse in world oil prices in the second half of 2014 will have only a moderate impact on the fast-developing low-carbon transition in the world electricity system, according to research firm Bloomberg New Energy Finance. However, the slump in the Brent crude price per barrel from $112.36 on 30 June to $61.60
Renewables are expanding quickly but not enough to satisfy a strong rebound in global electricity demand this year, resulting in a sharp rise in the use of coal power that risks pushing carbon dioxide emissions from the electricity sector to record levels next year, according to a new report from the International Energy Agency.
Natural gas will play a leading role in reducing greenhouse-gas emissions over the next several decades, largely by replacing older, inefficient coal plants with highly efficient combined-cycle gas generation, according to a major new interim report out from MIT. The first two reports dealt with nuclear power (2003) and coal (2007).
These facilities typically use approximately one ton of coal to produce one BBL of hydrocarbons, with a life cycle CO 2 emissions calculation that is slightly worse than equivalent fuels derived from conventional oil refining. DGF replaces the coal gasification used by others with biomass gasification and natural gas reforming.
In a fairly bleak assessment of global progress towards low-carbon energy, the International Energy Agency (IEA) concluded that, despite a few bright spots such as the rapid expansion of renewable technologies and the growth of hybrid and EV sales, the progress is far below that required to achieve a 2 °C pathway—i.e., Source: IEA.
ARPA-E’s first solicitation awarded $151 million to 37 projects aimed at transformational innovations in energy storage, biofuels, carbon capture, renewable power, building efficiency, vehicles, and other areas. Novel Biological Conversion of Hydrogen and Carbon Dioxide Directly into Biodiesel. Earlier post.) Electrofuels. per gallon.
The falling cost of making hydrogen from wind and solar power offers a promising route to cutting emissions in some of the most fossil-fuel-dependent sectors of the economy, such as steel, heavy-duty vehicles, shipping and cement, according to a new report from BloombergNEF (BNEF). MMBtu) in 2050. Source: BloombergNEF.
The EMS (Earth and Mineral Science) Energy Institute at Penn State has developed a conceptual novel process configuration for producing clean middle-distillate fuels from coal with some algal input with minimal emissions. Principal inputs are coal, water, non-carbon electricity, and make-up solvent. Background.
The US Department of Energy (DOE) announced the award of approximately $72 million in federal funding to support the development and advancement of carbon capture technologies under two funding opportunity announcements (FOAs). Enabling Production of Low Carbon Emissions Steel Through CO 2 Capture from Blast Furnace Gases.
In all markets modeled, BNEF found that green hydrogen should get cheaper than both blue hydrogen (from fossil fuels with carbon capture and storage - CCS) and even polluting grey hydrogen from fossil fuels without CCS. Eventually those assets will be undercut, like what is happening with coal in the power sector today.
Using electricity production data by source and state, the DOE’s Alternative Fuels Data Center has estimated the annual carbon dioxide (CO 2 e)-equivalent emissions of a typical EV. of the electricity sources in the state while cleaner sources such as nuclear, hydro, biomass, wind, and solar make up the rest. Data: DOE.
The average carbon footprint of households living in the center of large, population-dense urban cities is about 50% below average, while households in distant suburbs are up to twice the average. Our primary research questions are (1) how much variability exists in the size and composition of household carbon footprints across all U.S.
For FY 2014, the Hydrogen Production sub-program continued to focus on developing technologies to enable the long-term viability of hydrogen as an energy carrier for a range of applications with a focus on hydrogen from low-carbon and renewable sources. There are multiple DOE offices are engaged in R&D relevant to hydrogen production.
Converting captured CO 2 into products such as chemicals, fuels, building materials, and other commodities is an important aspect of carbon capture and storage technology, the DOE said. Researchers hope to achieve a commercially feasible CO 2 reforming process that will produce useful commodities using the entire solar spectrum.
In addition to its regional and temporal scope, this study is distinct from earlier LCA literature in four key aspects: This study considers the lifetime average carbon intensity of the fuel and electricity mixes, including biofuels and biogas. The results reflect the full life-cycle GHG emissions of battery and fuel-cell EVs.
We organize all of the trending information in your field so you don't have to. Join 5,000+ users and stay up to date on the latest articles your peers are reading.
You know about us, now we want to get to know you!
Let's personalize your content
Let's get even more personalized
We recognize your account from another site in our network, please click 'Send Email' below to continue with verifying your account and setting a password.
Let's personalize your content