Sentences with phrase «determined by gas»

The excited gases glow with the color determined by the gas; nitrogen produces red aurora and oxygen almost white through yellow to green.

Other hazy worlds, like Saturn's moon Titan, still have temperatures that are mostly determined by gas.

Not exact matches

NEC collected or estimated megawatt hour («MWh») generation data for each portfolio project and used region - specific eGRID emissions factors maintained by the U.S. Environmental Protection Agency to determine the greenhouse gas («GHG») intensity of each MWh offset by its investments.

Weather / climate is determined by spectrographic an / alysis of these gas bubbles.

A disturbing new investigation from the United Nations (UN) and the Organization for the Prohibition of Chemical Weapons (OPCW), and first reported by Reuters, has determined that Syrian government forces used deadly chlorine gas during attacks on its civilians.

WHEREAS, in determining its target contribution pursuant to the Paris Agreement, the United States, under the leadership of President Barack Obama, submitted a target contribution plan intending «to achieve an economy - wide target of reducing its greenhouse gas emissions by 26 - 28 per cent below its 2005 level in 2025 and to make best efforts to reduce its emissions by 28 %.»

It allows greenhouse gases to increase for another decade until the commitments each country made (known as Intended Nationally Determined Contributions or INDCs) mature in 2025 or 2030 and it provides very few specific targets with the exception of a financial target that «strongly urges» wealthy countries to contribute ($ 100 billion / year by 2020) to support developing countries that are suffering the consequences of climate change but don't have the ability to adapt to it.

Tests in soils affected by oil and gas wastewater spills in West Virginia and North Dakota verify that the new methods can determine the age of spills and identify their origins, based on the variations of radium isotopes and their decay products found in contaminated soils or sediments.

He and fellow researcher Martin Scherer were able to determine this by running models with current levels of greenhouse gases as well as ones that reflected preindustrial levels and examining the relative likelihood of the heat wave.

Though that remains to be determined, Batygin suggests that the planet may have been ejected from the neighborhood of the gas giants by Jupiter, or perhaps may have been influenced by the gravitational pull of other stellar bodies in the solar system's extreme past.

By FRED PEARCE The large enterprises that mine coal and drill for oil and gas face a world increasingly determined to use less of their products.

On the kelvin scale, temperature is determined by the kinetic energy of particles, so a gas of slow particles is colder than a gas of fast - moving ones.

This involves determining the composition of a planetary atmosphere by measuring its spectra, the distinctive radiation that gases absorb at their own particular wavelengths.

Molecules in the intervening gas clouds absorb radio waves at specific frequencies determined by the type of molecules.

By looking at the plant's total annual utility use and the fraction of yearly operations needed to print a single issue of DISCOVER, David Hakenewerth, a manager at Quebecor's Jonesboro facility, determined that producing one month's edition of the magazine consumes 63,364 kilowatt - hours of electricity and 1,704 therms of natural gas.

Most scientists who study meteorites believe that this sample came from Mars because the gases trapped in it have the exact same composition as the Mars atmosphere — a very distinctive composition that was determined by the Viking spacecraft in 1976.

The scientists determined that eliminating food animals from U.S. production would reduce greenhouse gas emissions, but not by the full 49 percent of agricultural emissions that animals currently contribute.

They say the number of stars in a system is determined during the earliest stage of star formation but critical processes occurring then are usually hidden by dense clouds of dust and gas.

By calculating and comparing how much meat 163 million cats and dogs eat compared to 321 million Americans, Okin determined how many tons of greenhouse gases are tied to pet food.

By monitoring the motion of the nanoparticle over time, the scientists determined the rate at which the nanoparticle hops between the wells for a wide range of frictions, which can be accurately tuned by adjusting the pressure of the gas around the nanoparticlBy monitoring the motion of the nanoparticle over time, the scientists determined the rate at which the nanoparticle hops between the wells for a wide range of frictions, which can be accurately tuned by adjusting the pressure of the gas around the nanoparticlby adjusting the pressure of the gas around the nanoparticle.

Now a research team led by scientists at MIT and including colleagues from the Woods Hole Oceanographic Institution, the University of Toronto, and elsewhere has developed an instrument that can rapidly and precisely analyze samples of environmental methane to determine how the gas was formed.

Now, by recreating the chemistry of those early gas clouds in the lab, researchers have determined the rate at which hydrogen atoms and negative hydrogen ions combined in the primordial soup.

Alterations in the quantity of atmospheric greenhouse gases determines the amount of solar energy retained by the planet, leading to global warming or global cooling.

The revised coal numbers have been incorporated into the recent intended nationally determined contributions synthesis report prepared by the secretariat of the United Nations Framework Convention on Climate Change that will underpin the greenhouse gas emissions summit starting at the end of this month.

The IPCC has determined that in order to keep Earth's average temperature from rising more than 2 degrees Celsius above pre-industrial times by the end of the century, global greenhouse gas emissions must be reduced between 40 percent and 70 percent by 2050.

Mass Spectrometer: An instrument that can determine the chemical composition of a gas by measuring the masses of its constituent molecules.

«(B) If as a result of such a study, the Administrator determines that the use of such products by noncovered sources results in substantial emissions of greenhouse gases and that such emissions have not been adequately addressed under other requirements of this Act, the Administrator may, after notice and comment rulemaking, promulgate a regulation reducing compensatory allowances commensurately if doing so will not result in shifting such emissions to noncovered sources.

«(A) the technical capacity to monitor, measure, report, and verify forest carbon fluxes for all significant sources of greenhouse gas emissions from deforestation with an acceptable level of uncertainty, as determined taking into account relevant internationally accepted methodologies, such as those established by the Intergovernmental Panel on Climate Change;

In other words the heat flows from the air to the surface at a rate determined by the number of molecules of greenhouse gas and their emission rate.

It's correct that an extra methane molecule is something like 25 times more influential than an extra CO2 molecule, although that ratio is primarily determined by the background atmospheric concentration of either gas, and GWP typically assumes that forcing is linear in emission pulse, which is not valid for very large perturbations.

They determined that, in the six galaxies with large quantities of cold gas, the hotter stuff is cooling down, as predicted by theory — but the cooling process has stopped for some reason.

By identifying these absorption lines, astronomers can determine what gases are in an exoplanet's atmosphere.

The timing and severity of ice ages are determined by two major factors, namely the level of sunlight falling on northern land masses and the associated levels of atmospheric greenhouse gases.

The amount of oxygen in a galaxy is determined primarily by three factors: how much oxygen comes from large stars that end their lives violently in supernova explosions — a ubiquitous phenomenon in the early Universe, when the rate of stellar births was dramatically higher than the rate in the Universe today; how much of that oxygen gets ejected from the galaxy by so - called «super winds,» which propel oxygen and other interstellar gases out of galaxies at hundreds of thousands of miles per hour; and how much pristine gas enters the galaxy from the intergalactic medium, which doesn't contain much oxygen.

The team determined that galactic winds alone could not replenish the newly revealed gaseous reservoirs and suggests that the mass is provided by galactic mergers or accretion from hidden streams of gas, as predicted by current theory.

«By determining the oxidation state of the magmas that created zircon, we could then determine the types of gases that would eventually make their way into the atmosphere,» said Trail.

By dispersing and analyzing the light from Eta Carinae, the team could determine how the gas moves in the zone where the winds collide.

Then the scientists divided the «atmospheric» spectrum by the star's «clean» spectrum to determine the gas composition and density of the atmosphere at different altitudes, as well as temperatures.

«The idea behind this index is to determine what the temperature increase will be by the decade when anthropogenic greenhouse gas forcing — which is dominated by CO2 — doubles what it was in about 1880,» Christy said.

The researchers used argon gas measurements to determine the amount of other gases that would have been lost by the same mechanism.

«It was generally believed the maximum speed at which a black hole could swallow gas and produce light was tightly determined by its size,» Roberto Soria of the International Centre for Radio Astronomy Research, or ICRAR, said in a statement.

An international research team led by a Japanese astronomer has determined how the enigmatic gas flow from a massive baby star is launched.

If your condition is determined to be SIBO (though a breath test that measures certain gases as by - products of microbial metabolism), it must be treated as an infection with the help of specific prescription or herbal antibiotics.

Determining the cause of your excessive gas may be detectable by recognizing the odor of your farts and observing other digestive symptoms you may be experiencing.

Washington Post columnist Charles Lane argues that though gas prices have long been a political issue, gas prices are largely determined by global crude oil prices.

The cost is then determined by retailers, taking into account whether the gas station is owned by the refinery or independently owned.

A second explanation, which may be more probable, but even more scary, is that the speed of the gas pump is determined by how clean the filter is built inside the pump.

Japan's Nationally Determined Contribution (NDC) under the United Nations Framework Convention on Climate Change is a 26 % reduction in greenhouse gas emissions by 2030 from 2013 levels.1 To achieve this, the Japanese government has set carbon targets for all sectors backed up by a national carbon tax and Tokyo emissions trading scheme.

Segment revenues are driven by the rates determined by the regulatory authorities and by the volume of gas delivered.

Our Radon Gas Test determines if your home's radon gas levels exceed safe levels established by the EGas Test determines if your home's radon gas levels exceed safe levels established by the Egas levels exceed safe levels established by the EPA.