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
The study will appear next month in the peer-reviewed journal ClimaticChange Letters. The study will appear next month in the peer-reviewed journal ClimaticChange Letters. Relying more on natural gas would reduce emissions of carbon dioxide, but it would do little to help solve the climate problem.
A multi-Hubbert analysis of coal production by Tadeusz Patzek at The University of Texas at Austin and Gregory Croft at the University of California, Berkeley concludes that the global peak of coal production from existing coalfields will occur close to the year 2011. The CO 2 emissions from burning this coal will also decline by 50%.
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
A new report from the MIT Joint Program on the Science and Policy of Global Change shows the importance of all major nations taking part in global efforts to reduce emissions—and in particular, finds China’s role to be crucial. Eighty percent of those emissions came from coal, making China the consumer of about half the world’s coal.
The amount of methane released into the atmosphere as a result of coal mining is likely approximately 50% higher than previously estimated, according to research presented at the recent annual meeting of the American Geophysical Union. The authors point out that less coal production doesn’t translate to less methane.
UK-based B9 Coal, established in 2009 with the objective of developing projects combining Underground Coal Gasification (UCG) with Carbon Capture and Storage (CCS) and alkaline hydrogen fuel cells, is bringing together a consortium including WSP Group, AFC Energy and Linc Energy to develop such a project.
To achieve goals for climate and economic growth, “negative emissions technologies” (NETs) that remove and sequester carbon dioxide from the air will need to play a significant role in mitigating climatechange, according to a new report from the National Academies of Sciences, Engineering, and Medicine.
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%.
This year’s edition highlights the growing divergence between demands for action on climatechange and the actual pace of progress on reducing carbon emissions. The longer carbon emissions continue to rise, the harder and more costly will be the necessary eventual adjustment to net-zero carbon emissions.
The President’s Council of Advisors on Science and Technology (PCAST) released a letter to President Obama describing six key components the advisory group believes should be central to the Administration’s strategy for addressing climatechange. Improving coordination and support for research efforts on climatechange preparedness.
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.
India’s energy landscape is at a pivotal crossroads, exemplified by the notable recent decline in coal- and gas-fired power generation, which in May 2025 marked the steepest year-over-year drop since COVID-19.
A) CNG light-duty cars vs. gasoline cars; (B) CNG heavy-duty vehicles vs. diesel vehicles; and (C) combined-cycle natural gas plants vs. supercritical coal plants using low-CH 4 coal. Recent reports in the scientific literature and popular press have produced confusion about the climate implications of natural gas.
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.
If a cap-and-trade program includes offsets, regulated entities have the opportunity to purchase the “emission credits” generated by carbon offset projects to help them meet their compliance obligations. coal-fired power plants) would either be required by the emissions cap. Emission reductions from regulated sources (e.g.,
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.
Plastics are on track to contribute more greenhouse gas emissions than coal plants in the US by 2030, according to new report by Beyond Plastics, a nationwide project based at Bennington College in Vermont. This report represents the floor, not the ceiling, of the US plastics industry’s climate impact. million tons of GHG each year.
Overview of the bluegas catalytic coal methanation process. By adding a catalyst to the coal gasification system, GreatPoint Energy is able to reduce the operating temperature in the gasifier, while directly promoting the reactions that yield methane, (CH 4 ). Click to enlarge.
Key findings from the 1990-2019 US Inventory include: In 2019, US greenhouse gas emissions totaled 6,558 million metric tons of carbon dioxide equivalents, or 5,769 million metric tons of carbon dioxide equivalents after accounting for sequestration from the land sector. CO 2 emissions decreased 2.2% from 2018 to 2019.
” “ Some have even suggested that coal state representatives in Washington should block any advancement of national health care reform legislation until the coal industry’s demands are met by the EPA, ”, wrote Byrd. That is a stubborn fact that vexes some in the environmental community, but it is reality.
Black carbon (BC) from incomplete biomass and fossil fuel combustion is the most strongly light-absorbing component of particulate matter (PM) air pollution and a major climate-forcing emission. Air pollution mitigation efforts focusing on reducing combustion pollution are likely to have major benefits for climate and human health.
These figures raise the pressing question of whether scarce government funds might be better allocated to move the United States towards a low-carbon economy. billion—are attributable to corn-based ethanol, the climate effects of which are disputed. billion went to traditional sources—such as coal and oil—and $2.3 Adeyeye et al.
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.
Since 2005, when major greenhouse-gas emitters among the Kyoto signatories were issued caps on their emissions and permitted to buy credits to meet those caps, there has been more than $300 billion worth of carbon transactions. The approval process for carbon offsets has two goals. THE APPROVAL PROCESS.
The researchers found that while EVs do offer a very promising solution to energy issues due to their replacement of petroleum fuels, for now “ the high pollution levels of coal-fired power plants will trade off EVs’ potential energy benefits in China ”. The power of EVs is electricity from the grid.
The smartest scientists on the face of the planet, the ones studying climatechange and global warming, are mad as hell and they’re not going to take it any more. Rising concentrations of carbon dioxide are making the oceans more acidic. Methane is a greenhouse gas more than 30 times more potent than carbon dioxide.
has created a wholly-owned subsidiary, NetZero Metals, to begin the research and development of a processing facility that would be located in the Timmins, Ontario region with the goal of utilizing existing technologies to produce zero-carbon nickel, cobalt and iron products. Canada Nickel Company Inc.
Despite the economic effects of the global financial crisis (GFC), carbon dioxide emissions from human activities rose 2% in 2008 to an all-time high of 1.3 tonnes of carbon per capita per year, according to a new paper published by an international team of 31 scientists in Nature Geoscience. Global carbon budget 2008.
Simple, effective solutions that can help lessen the impact of climatechange already exist. The IEEE Life Fellow spoke during a session addressing the role of technology in delivering an equitable, sustainable, and low-carbon resilient world. One type is the ultrasupercritical coal-fired steam power plant.
The climatechange benefit is estimated for 2050 and human health and crop benefits are for 2030 and beyond. Black carbon and tropospheric ozone are harmful air pollutants that also contribute to climatechange. The identified measures complement, but do not replace, anticipated carbon dioxide reduction measures.
In 2009, energy-related carbon dioxide emissions in the United States saw their largest absolute and percentage annual decline (405 million metric tons or 7.0%) since the start of US Energy Information Administration’s (EIA) comprehensive record of annual energy data that begins in 1949. Source: EIA. Click to enlarge. between 2008 and 2009.
The technology group Wärtsilä has issued a report ahead of COP26, the UN’s ClimateChange Conference to be held in Glasgow this autumn, describing the environmental and economic opportunities for states that decarbonize rapidly. coal and gas), significantly reducing the overall levelised cost of electricity.
The Administration said that the ambitious target is grounded in analysis of cost-effective carbon pollution reductions achievable under existing law and will keep the United States on a trajectory to achieve deep economy-wide reductions on the order of 80% by 2050.
Even when we reach the limit of our carbon budget, when burning any more oil, coal or gas will push global temperatures beyond 2 degrees celsius, the E&B business model is to harvest more oil so that it can be burned as fuel. The graph on the right is the amount of carbon eco terrorists intend to burn.
The United States has at least 2,400 billion metric tons of possible carbon dioxide storage resource in saline formations, oil and gas reservoirs, and unmineable coal seams, according to a new US Department of Energy (DOE) publication.
The US Department of Energy (DOE) in partnership with the US Air Force has issued a request for information (RFI)— DE-FOA-0000981 —on research & development aimed at greenhouse gas emissions reductions and cost competitiveness of Mil-Spec jet fuel production using coal-to-liquid (CTL) fuel technologies. Information Request.
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.
Carbon capture and storage (CCS) involves capturing carbon dioxide released by power stations and other industrial sources, and burying it deep underground. Although the extraction and transportation of additional coal will lead to higher SO 2 emissions from these stages of the CCS life-cycle, SO 2 emissions should decrease overall.
Since carbon dioxide is not emitted when ammonia (NH 3 ) is burned, it is viewed to have promise as a next-generation fuel that could mitigate shipping’s impact on global warming. In particular, a significant reduction in CO 2 emissions is expected to be achieved by replacing coal and natural gas as the main fuels for power generation.
Australia Prime Minister Julia Gillard unveiled Australia’s carbon pricing plan—a core element in a new clean energy plan—in a short address to the nation. The Government intends to introduce legislation to underpin the carbon pricing mechanism into Parliament in the second half of 2011. Click to enlarge.
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.
Ceres recently released a new report concluding that coal-to-liquid (CTL) and oil shale technologies face significant environmental and financial obstacles—from water constraints, to technological uncertainties to regulatory and market risks—that pose substantial financial risks for investors involved in such projects.
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.
President Obama’s Interagency Task Force on Carbon Capture and Storage (CCS), co-chaired by the US Environmental Protection Agency (EPA) and the Department of Energy (DOE), delivered a series of recommendations to the president on overcoming the barriers to the widespread, cost-effective deployment of CCS within 10 years.
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