Not exact matches
Critics say Dominion should move more quickly to help address climate
change by
phasing out fossil fuels, including natural
gas.
Among the factors that could cause actual results to differ materially are the following: (1) worldwide economic, political, and capital markets conditions and other factors beyond the Company's control, including natural and other disasters or climate
change affecting the operations of the Company or its customers and suppliers; (2) the Company's credit ratings and its cost of capital; (3) competitive conditions and customer preferences; (4) foreign currency exchange rates and fluctuations in those rates; (5) the timing and market acceptance of new product offerings; (6) the availability and cost of purchased components, compounds, raw materials and energy (including oil and natural
gas and their derivatives) due to shortages, increased demand or supply interruptions (including those caused by natural and other disasters and other events); (7) the impact of acquisitions, strategic alliances, divestitures, and other unusual events resulting from portfolio management actions and other evolving business strategies, and possible organizational restructuring; (8) generating fewer productivity improvements than estimated; (9) unanticipated problems or delays with the
phased implementation of a global enterprise resource planning (ERP) system, or security breaches and other disruptions to the Company's information technology infrastructure; (10) financial market risks that may affect the Company's funding obligations under defined benefit pension and postretirement plans; and (11) legal proceedings, including significant developments that could occur in the legal and regulatory proceedings described in the Company's Annual Report on Form 10 - K for the year ended Dec. 31, 2017, and any subsequent quarterly reports on Form 10 - Q (the «Reports»).
At some point, to extend an earlier metaphor, we may see a
phase change — just as water goes from liquid to
gas at the boiling point, this explosion of new niche audiences may create a political environment that is so
changed that it's clearly a new structure.
«Saying we need to actually
phase down greenhouse
gas emissions, I think that's a real sea
change.»
Supporters say it's possible to
phase out
gas cars, while conceding that
changes are needed to make it work.
Using a mathematical model known as the Ising model, invented to describe
phase transitions in statistical physics, such as how a substance
changes from liquid to
gas, the Johns Hopkins researchers calculated the probability distribution of methylation along the genome in several different human cell types, including normal and cancerous colon, lung and liver cells, as well as brain, skin, blood and embryonic stem cells.
A refrigerant is a compound used in a heat cycle that undergoes a
phase change from a
gas to a liquid and back.
A major test of the world's willingness to
phase out greenhouse
gases will arrive in December, when nations gather in Paris to try to agree on what to do about climate
change.
Braden explains this would result in a
phase transition, a
change similar to how water
changes from liquid to
gas at its boiling point — only for the entire universe.
The key to air conditioning is evaporation: the cooling occurs when a liquid absorbs energy from its surroundings and
changes phase to evaporate as a
gas.
In the end, natural
gas will always be a fossil fuel that would need to be
phased out (or its global warming pollution captured and stored) in the next few decades to avoid even worse climate
change.
As lava rises from the depths toward the surface, volatiles dissolved within it
change phase from liquid to
gas, expanding in the process.
What's Next: The researchers are now working to determine how electron affinity
changes when solvent molecules are attached to the organofluorine compounds in the
gas phase.
Why It Matters: One of the most powerful diagnostic and analytical tools in chemistry and materials science, MAS NMR spectroscopy provides high spectral resolution and detailed structural information about a sample on an atomistic or molecular level and allows scientists to follow
changes over time regardless of whether the sample is a solid or a liquid or a mixture of solid, liquid, and
gas phases.
The Oregon legislature has adopted a first - in - the - nation plan to
phase out electricity from coal, a major source of climate -
changing greenhouse
gases.
This solid to
gas phase change is known as sublimation and removes nearly all the moisture from the product, while retaining most of the nutrients.
Regarding the «gobbledegook alchemical claims» of Dr. Jaworoswki, maybe you can clear my confusion and present quantitative analysis of
changes in
gas composition that occur during 2 - 3 millenia of air occlusion time, pressurised stage for 400,000 years, and drillng and sample extraction
phases?
The physics of solar radiation, green house
gas radiation physics, and H2O
phase change provide us with a calculation that shows more than a thousand years is necessary.
The report, entitled Financing Climate Disaster: How Export Credit Agencies Are a Boon for Oil and
Gas, calls on USEXIM and other nations» export credit agencies (ECAs) to
phase out all financial support for fossil fuels by 2020 at the latest, in order to help prevent the worst impacts of climate
change.
Professor Kevin Anderson, Tyndall Centre for Climate
Change Research and the Teesside University said: «If the EU is to transform its energy system to align with the Paris temperature and equity commitments, it can not continue with business as usual and must instead initiate a rapid
phase out of all fossil fuels including natural
gas.
Story: Peak petroleum; Story: Strong negative
phase of the Arctic Oscillation (AO); Story: Polar Amplification Effect & Current Polar Conditions; Story: Mass tree deaths in Amazon; Story: GOP pushes to drop climate
change research funding; Story: House Energy & Commerce Committee pushes to repeal EPA's authority to regulate greenhouse
gases;
Thus, the
phase change of water from liquid to
gas, after absorbing photons, is a feedback, the absorption of photons and the emission of photons atmospheric water vapor is a forcing, but the photons released when gaseous water become liquid water is a feedback.
1: Thermodynamics and charge balance place serious restraints on the ability of dissolved carbon dioxide to pass into the
gas phase as a result of local temperature
changes.
The Clean Energy Future: Protecting the Climate, Creating Jobs, and Saving Money puts forth a plan that expands renewable energy and energy efficiency,
phases out all coal - fired power by 2050, and decreases natural
gas capacity, along with modest
changes in other sectors.
The case dates back to October 2008, around the same time the European Commission introduced
phase two of its EU emissions trading system (EU ETS), which was designed to combat climate
change by reducing greenhouse
gases.
Since most ODS are «super» greenhouse
gases (GHG) with global warming potentials (GWP) hundreds or thousands of times greater than carbon dioxide (CO2), this
phase - out has had dramatic impacts on mitigating climate
change.
As the concentration of gaseous water (water «vapor») in the atmosphere is on the order of 3o, 000 to 40,000 ppm, this trace greenhouse
gas really * is * the invisible 800 lb gorilla in the room even if we ignore the
phase change effects.
An amendment to the Montreal Protocol
phasing down these
gases will lead to significant near - term climate
change mitigation.
The main purpose of the first
phase (development of the RCPs) is to provide information on possible development trajectories for the main forcing agents of climate
change, consistent with current scenario literature allowing subsequent analysis by both Climate models (CMs) and Integrated Assessment Models (IAMs).1 Climate modelers will use the time series of future concentrations and emissions of greenhouse
gases and air pollutants and land - use
change from the four RCPs in order to conduct new climate model experiments and produce new climate scenarios as part of the parallel
phase.
ECO was pleased to wake up Sunday to the news that Presidents Obama and Xi had agreed to work together to combat climate
change by
phasing down the super greenhouse
gases, hydrofluorocarbons (HFCs), under the Montreal Protocol.
The scientific study «Natural
Gas and Climate
Change» by Professor Kevin Anderson and Doctor John Broderick of the Tyndall Centre for Climate
Change Research reveals the urgency with which Europe needs to
phase - out all fossil fuels.
But wet lapse rate isn't about weight of atmosphere [in terms weight it's slightly lighter due lower density
gas] but it's about an increase of energy [there is both kinetic and potential - but it's concerning
change phase of water from
gas to liquid - so kinetic energy which affects the pressure.
«If the largest consumers of HFCs are agreeing to
phase down these potent greenhouse
gases, other countries should join the consensus and take real action to combat climate
change.»
Pekka, yes, again from Wikipedia, it seems to equate adiabatic and reversible applies mostly to perfect
gas processes with only
phase and / or pressure
changes.
The large - scale deployment and use of renewables and natural
gas generation represents a significant
change in the power flow, both in direction and magnitude, for the bulk power system (BPS) and could be «a significant planning and operational challenge,» concludes NERC's report, «Potential Reliability Impacts of EPA's Proposed Clean Power Plan,
Phase 1.»
Yes, H2O has
phase changes from
gas to liquid to solid etc, which accounts for a lot of the clumpiness.
Increasing GH
gases necessarily means the system will accumulate more energy, and the
changes in flux of energy from ocean to atmosphere caused by cool
phase PDO or ENSO
changes don't
change the fundamental external forcing caused by increases in GH
gases.
«Key among these challenges are the announced nuclear
phase - out, reform efforts in electricity and natural
gas markets, and overall climate
changes policies.»
Condensation is the
phase change of water from a
gas to a liquid.
incidentally,
phase change from liquid to
gas has no temperature
change — but loads of heat is involved.
I have carried out complex analyses in heat transfer equipment designs in the past involving series of thermal resistances and associated temperature drops — starting with
changes of
phase, boiling heat transfer to liquid metals, conduction through silicon carbide walls, convection and radiation from non-luminous
gases and radiation from refractory walls all on a single spreadsheet.
they won't say what the
phase change of water looks like on IR, tho... lol 50,000 times more heat moved by
phase change effects of 1 % h20
gas compared to 500ppm co2 in any volume of atmosphere.
AFAIK, Only for «perfect
gasses» that don't exhibit a «
change of
phase» within the included parameters.
It's all part of a ramped up climate
change plan that will also include a significant increase in support renewables (unlike the UK's
phase out, which leans heavily on nuclear and
gas), a methane reduction strategy that is targeting 45 % cuts by 2025, as well as the introduction of a «revenue neutral» carbon tax.
To elucidate human induced
changes of aerosol load and composition in the atmosphere, a coupled aerosol and
gas -
phase chemistry transport model of the troposphere and lower stratosphere has been used.
Topics that I work on or plan to work in the future include studies of: + missing aerosol species and sources, such as the primary oceanic aerosols and their importance on the remote marine atmosphere, the in - cloud and aerosol water aqueous formation of organic aerosols that can lead to brown carbon formation, the primary terrestrial biological particles, and the organic nitrogen + missing aerosol parameterizations, such as the effect of aerosol mixing on cloud condensation nuclei and aerosol absorption, the semi-volatility of primary organic aerosols, the importance of in - canopy processes on natural terrestrial aerosol and aerosol precursor sources, and the mineral dust iron solubility and bioavailability + the
change of aerosol burden and its spatiotemporal distribution, especially with regard to its role and importance on
gas -
phase chemistry via photolysis rates
changes and heterogeneous reactions in the atmosphere, as well as their effect on key
gas -
phase species like ozone + the physical and optical properties of aerosols, which affect aerosol transport, lifetime, and light scattering and absorption, with the latter being very sensitive to the vertical distribution of absorbing aerosols + aerosol - cloud interactions, which include cloud activation, the aerosol indirect effect and the impact of clouds on aerosol removal +
changes on climate and feedbacks related with all these topics In order to understand the climate system as a whole, improve the aerosol representation in the GISS ModelE2 and contribute to future IPCC climate
change assessments and CMIP activities, I am also interested in understanding the importance of natural and anthropogenic aerosol
changes in the atmosphere on the terrestrial biosphere, the ocean and climate.
We propose a different source of potential energy associated with water vapor removal from the
gas phase: after the Mayan forests were destroyed, evaporation and condensation ceased to occur over the Yucatan peninsula (irrespective of how its albedo
changed).