The global methane
emissions estimates included in this report, while more detailed and robust than anything currently available, are limited by the lack of credible, up - to - date estimates for most countries.
Not exact matches
The federal
emissions standard is
estimated to reduce carbon pollution equivalent to 134 coal power plants burning annually and save drivers $ 1,650 per vehicle through fuel savings according to the coalition that
includes Connecticut, Illinois, Iowa, Minnesota, New Jersey, New York, Pennsylvania, Virginia and Washington.
Walmart does not disclose GHG
emissions from its international marine shipping activities; it does
estimate emissions from all «upstream transportation and distribution» — which
includes marine shipping, trucking, air freight and rail freight — in its 2014 Carbon Disclosure Project report.
This calculator also describes the environmental impacts of food recovery,
including an
estimate for the impact on greenhouse gas
emissions from reducing food waste.
«These countries rely on this collaboration in order to monitor the forests better,» says Pontus Olofsson, a physical geographer at Boston University who has worked on two CMS grants,
including a project that tracks tropical forests through time,
estimating carbon
emissions down to the pixel.
A new study provides one of the first quantitative
estimates of the methane leak rate from the blowout of a natural gas well in California in 2015, suggesting that
emissions from this event temporarily doubled those from all other sources in the entire Los Angeles Basin,
including landfills, dairies, and other leaks.
But while wildfires are
estimated to contribute about 18 percent of the total PM2.5
emissions in the U.S., many questions remain on how these
emissions will affect human populations,
including how overall air quality will be affected, how these levels will change under climate change, and which regions are to most likely to be impacted.
In a statement, Honda said it provided
estimates of all its greenhouse gas
emissions, «
including emissions from the procurement of raw materials to production and sales, and from customer use all the way to the end - of - life treatment of Honda products.»
The research team,
including Dario Caro, formerly of Carnegie and now at the University of Siena in Italy, and Carnegie's Ken Caldeira,
estimated the greenhouse gas
emissions related to livestock in 237 countries over a nearly half a century and found that livestock
emissions increased by 51 percent over this period.
The work
included data from a variety of sources,
including national
emissions inventories kept by the United Nations, global
estimates of energy use and direct measurements of atmospheric CO2 concentrations, and involved dozens of authors from institutes around the world.
They then compared their results with other
estimates of fossil fuel
emissions,
including estimates from the California Air Resources Board, who assisted with the study.
While this number is higher than the previous
estimate made in the late 1990s based on ground measurements, the new research
includes data on more volcanoes,
including some that scientists have never visited, and it is still lower than human
emissions of sulfur dioxide pollution levels.
Russia says its 2030 pledge will
include the highest possible
estimate of carbon dioxide absorbed by forests when they come to count its national
emissions.
For example, the U.S. government uses integrated assessment models (IAMs) to
estimate the benefits of carbon dioxide
emissions reductions in the design of regulations,
including the Environmental Protection Agency's Clean Power Plan.
The
emission limit depends on climate sensitivity, but central
estimates [12]--[13],
including those in the upcoming Fifth Assessment of the Intergovernmental Panel on Climate Change [14], are that a 2 °C global warming limit implies a cumulative carbon
emissions limit of the order of 1000 GtC.
Estimates of GHG
emissions do not
include additional «lifecycle»
emissions related to transportation, such as the extraction and refining of fuel and the manufacture of vehicles, which are also a significant source of domestic and international GHG
emissions.
The inventory is usually comprised of these factors: the chemical or physical identity of the pollutants
included, the geographic area covered, the time period over which
emissions are
estimated, and the types of activities that cause the
emissions.
The new Drive - E powertrain variants
include a D3 4 - cylinder diesel engine coupled to a new manual 6 - speed transmission;
estimated fuel economy is 4.3 l / 100 km (54.7 mpg US) NEDC in the S90 with
emissions down to 114 g / km CO2.
The new Drive - E powertrain variants
include a D3 4 - cylinder diesel engine coupled to a new manual 6 - speed transmission;
estimated fuel economy is 4.3 l / 100 km (54.7 mpg US) NEDC in the S90 with
emissions down... Read more →
Monthly Payment: $ 257 Down payment: $ 1500 Sale Price: $ 14999 Disclaimer: Sample monthly payment
includes $ 80 dealer document processing charge,
estimated government fees and taxes, electronic filing charge and
emission testing charge.
From the Physical Science Basis: «Shindell et al. (2009)
estimated the impact of reactive species
emissions on both gaseous and aerosol forcing species and found that ozone precursors,
including methane, had an additional substantial climate effect because they increased or decreased the rate of oxidation of SO2 to sulphate aerosol.
The public health impact has been
estimated several ways,
including in «Impact of the Volkswagen
emissions control defeat device on U.S. public health,» a paper in Environmental Research Letters, and by the Upshot unit at The Times.
Furthermore,
emissions estimates discussed here
include only those from fossil fuels burned within a country's borders, meaning that the tallies do not account for international trade.
On the other hand, we know that there is a good deal of deforestation going on, which works in the opposite direction (and which is
included in the
estimates of anthropogenic CO2
emissions).
If we don't have a good
estimate for the impact of those actions on
emissions then we don't
include the action in our analysis.
The models used to calculate a Social Cost of Carbon for use in
estimating the benefits of reducing carbon
emissions fall far short of
including a wide range of expected damages from global climate disruption.
For the year 1990, when these
estimates are
included in total CO2
emissions, the percentage reductions in
emissions ranged from 1 to 81 percent, and for Australia and the United Kingdom, the
emissions added 24 and 3 percent, respectively.
g A range of
estimates of
emissions from cultivated peatlands and non-viable drainage areas were
included, thus a range for the total
estimates from land - use change and forestry are given in
It also
included a new
estimate of
emissions for forest and grassland conversion.
That is low relative to the current
emissions rate, but possibly a reasonable
estimate once all anthropogenic
emissions are
included.
Russia says its 2030 pledge will
include the highest possible
estimate of carbon dioxide absorbed by forests when they come to count its national
emissions.
The United Kingdom
included emissions from peat extraction, drainage of wetlands and deep peat in their land - use change and forestry
estimate.
All such «life cycle» studies attempt to
estimate all the carbon
emissions created by producing and burning ethanol,
including carbon released from soil by plowing and from fuel burned in planting, harvesting and refining.
Each spreadsheet lists the model
estimates of capacity additions (what electric generating capacity the model and what the states tell the model to
include because of regulations); generation (how much the existing and projected units will produce); prices (
including firm power prices, energy prices, capacity prices, allowance prices, natural gas prices, and renewable energy credit prices); total CO2
emissions; fuel consumption for different fuel types; and transmission flows into and out of the RGGI power grids.
There are a number of
estimates of sulfate
emissions during the industrial era,
including this review from Pacific Northwest National Laboratories.
Estimates of total global warming
emissions depend on a number of factors,
including wind speed, percent of time the wind is blowing, and the material composition of the wind turbine [13].
Model additions
include results from (i) quantum chemical calculations that clarify the previously uncertain gas phase mechanism of formation of MSA and (ii) a combination of published and experimental
estimates of OSC
emissions, such as those from marine, agricultural, and urban processes, which
include pet waste and human breath.
Included in Holland's report is a table of the «
Estimated Global
Emissions of Some Air Pollutants.»
This technical document presents the latest
estimates of the
emissions gap in 2020 and provides plentiful information,
including about current (2010) and projected (2020) levels of global greenhouse gas
emissions, both in the absence of additional policies and consistent with national pledge implementation; the implications of starting decided
emission reductions now or in the coming decades; agricultural development policies that can help increase yields, reduce fertilizer usage and bring about other benefits, while reducing
emissions of greenhouse gases; and, international cooperative initiatives that, while potentially overlapping with pledges, can complement them and help bridge the
emissions gap.
Thought the spreadsheet claims to use CDIAC
emissions data, the data is not to be found and does not appear to be referenced anywhere, though it would seem that is was used in some way to
estimate the pre-industrial level of 287ppmv this working is not
included in the spreadsheet.
«When open burning
emissions, which emit high levels of organic matter, are
included in the total, the best
estimate of net industrial - era climate forcing by all short - lived species from black - carbon - rich sources becomes slightly negative -LRB--0.06 W / m2 with 90 % uncertainty bounds of -1.45 to +1.29 W / m2).
The best
estimates indicate that our current
emissions trajectory poses a significant risk of eliminating many unique ecosystems
including coral reefs, large swaths of forests, small island communities, and arctic habitat.
Every year the GCP provides an
estimate of the global carbon budget, which
estimates both the release and uptake of carbon
including emissions from fossil fuels and industry,
emissions from land - use changes, carbon taken up by the oceans and land, and changes in atmospheric concentrations of CO2.
In 2017, overall CO2
emissions —
including land use — are likely to increase by around 1.5 %, as land - use
emissions are
estimated to remain roughly the same as in 2016.
Carbon budgets have been
estimated by a number of different methods,
including complex ESMs (shown in yellow), simple climate models employed by Integrated Assessment Models (IAMs, shown in red), and by using observational data on
emissions and warming through present to «constrain» the ESM results (shown in blue).
A paper by Murray and Maniloff (2015)
includes an
estimate of RGGI program
emission reductions.
Thus like previous IPCC reports AR5 fails to
include even the track records of the acceleration of those six potentially major non-linear positive feedbacks that scientists in the field observe to be active, let alone
including any rational
estimate of their combined potential to offset society's efforts at
emissions control.
Sen. Doug Ericksen sent a letter to the Washington Utilities and Transportation Commission (UTC) on Thursday asking them to reverse their decision directing Washington's three investor - owned electric utilities to
include carbon
emissions and climate change damages in
estimates of their coal - plant operation costs.
Reporting of LULUCF activities under the Kyoto Protocol refers to providing information,
including estimates of the changes in carbon stocks and anthropogenic greenhouse gas
emissions by sources and removals by sinks from land use, land - use change and forestry activities, on:
The pioneering studies, which
include the most comprehensive
estimates yet of the
emissions from the Amazon fires, also found that pollution from the burnings traveled thousands of miles.