If this nuclear generation were
replaced by coal - fired power plants (Scenario 1), the country's CO2 emissions would rise by roughly 317 million tons, 26 percent of current emissions.
What happened in China is that, as it industrialized, coal burning in open hearths and domestic stoves was
replaced by coal burning in power stations to produce electricity.
As a result, two plants are at imminent risk of being
replaced by coal and natural gas.
Korsnick warned that all seven operating nuclear plants in Ohio and Pennsylvania will be
replaced by coal and natural gas if state legislatures fail to follow the lead of New York, Illinois, Connecticut, and New Jersey.
If they were
replaced by coal, the carbon emissions would more than double.»
The industrial revolution began with wood being
replaced by coal as the primary energy source.
The industrial revolution began with wood being
replaced by coal as the primary energy source.
Not exact matches
So we asked in our research: What would happen if current low natural gas prices or pollution control policies caused all US
coal - burning power plants to be
replaced by natural gas generators?
Instead, it intends to sustain its current production of 27 million tons for the next five years
by transitioning away from its
Coal Mountain and Cardinal River mines and
replacing that production
by bringing on additional output from the Elk Valley region.
(If anything, I'd argue windmills improve human health
by replacing polluting gas and
coal - fired power plants with emissions - free technology.)
The only increases have come from natural gas, and those largely at the expense of
coal, which is in great part being
replaced by gas in the generation of electric power.
New York must reduce its greenhouse gas emissions 38 percent
by 2030 and the emissions - free power produced
by Indian Point won't easily be
replaced by plants that burn
coal, natural gas or oil.
But
by 1900, production had reached 60 million barrels annually as world markets
replaced wood and whale oil with petroleum and
coal as the fuels of choice.
Most of that
coal is being burned to generate electricity, which
replaces oil as the primary carrier of the world's energy
by 2050 in the report's low - emissions scenario.
By the mid-1800s,
coal gas and solid coke had
replaced candles, animal oils, and wood as the most important sources of light, heat, and cooking fuel in many European and American cities.
«A specific difference is that in the near future, the United States can
replace its traditional
coal [use]
by power generation plants using gas, but China can not.
Ultimately, the replacement of old, highly polluting
coal - fired power plants
by nuclear reactors is essentially no different from deciding, after putting sentimental considerations aside, to
replace your inexpensive and reliable — but obsolete — 1983 Olds Omega with a 2007 Toyota Camry or BMW 3 Series sedan.
The world could cut greenhouse emissions
by fracking for gas and
replacing coal - fired power stations, but using gas to produce power could then lock us into a high - carbon future.
Yohe estimates the cost of achieving a more modest goal of holding warming to roughly 2 degrees C at a cost of 0.5 to 1.5 percent of gross domestic product for the U.S.
by 2050, thanks to the expense incurred
by, for example,
replacing existing
coal - fired power plants with renewables or retrofitting them with carbon - capture technology.
The findings, reported today in the Proceedings of the National Academy of Sciences, add to a burgeoning debate over the climate impact of
replacing oil - and
coal - fired power plants with those fuelled
by natural gas.
The findings show the nation can cut carbon pollution from power plants in a cost - effective way,
by replacing coal - fired generation with cleaner options like wind, solar, and natural gas.
The world could cut greenhouse emissions
by fracking for gas and
replacing coal - fired power stations, but use of gas could then lock us into a high - carbon future.
Treated excrement from turkeys, chickens and other poultry, when converted to combustible solid biomass fuel, could
replace approximately 10 percent of
coal used in electricity generation, reducing greenhouse gases and providing an alternative energy source, according to a new study
by Ben - Gurion University of the Negev (BGU) researchers.
Keeping in mind the enormous stake that panel members ExxonMobil and Shell have in the oil, natural gas and
coal industries, here is a look at the panel's take on why oil and
coal have been so difficult to
replace by the following alternative energy sources: Natural gas ExxonMobil favors boosting the U.S.'s consumption of natural gas, in part, because it produces at least 50 percent less greenhouse gas per hour when burned compared with
coal, Nazeer Bhore, ExxonMobil senior technology advisor, said during the panel.
If it is not,
coal at power plants could be
replaced by natural gas, nuclear power and large - scale renewable energy projects.
The breakup of the link between CO2 emissions and economic growth in developed countries has been brought about in part
by the availability of inexpensive natural gas beginning to
replace coal for electric power generation, Harvard University business and government professor Robert N. Stavins said.
«The leadership shown
by Alberta's government to
replace two - thirds of existing
coal - fired electricity generation capacity with renewable energy will greatly help the province in achieving its ambitious climate change objectives,» adds Hornung.
Alberta is phasing out all pollution from
coal - fired electricity generation (6,300 MW)
by 2030 and renewable energy — mostly wind — will
replace two thirds of it with renewable energy; expected to drive development of at least 4,000 MW of new wind energy capacity.
Wind turbines are showing some very real promise in terms of percentage replacement of
coal electricity needs, however it will take very large scale events to
replace fossil fuel
by a economically viable margin, ie 50 %.
That assumes
coal is
replaced by a mix of 50 percent renewables and 50 percent natural - gas - fired electricity.
In other words, the more
coal - fired power plants that can be
replaced by those running on natural gas, the better it may be for the climate.
Humanity must become aware of the urgent need to
replace fossil fuels with renewable energy sources to avoid the catastrophic scenario of using
coal as an energy source as well as to
replace the current model of development for sustainable development, which,
by reverse logistics, with the reuse, recovery and recycling of materials, thus reaching the so - called closed production cycle, could delay the exhaustion of natural resources of the planet Earth.
Ageing nuclear power stations and
coal power plants need to be
replaced by lower carbon forms of power.
If I understand the above calculation correctly, it would seem that, in the electricity sector, we could mostly concentrate on meeting additional demand with efficiency and carbon neutral generation (and avoid some of the fights associated with
replacing existing
coal generation plants); but if we need to reduce emissions
by 80 %
by 2050, then I am not sure whether this makes sense.
That
coal gas fired power plants must be shut down
by 2050 and
replaced with whatever works, from nuclear, hydro, renewable, energy efficiency, and massive demand reductions across the board.
In other words,
replacing coal with natural gas will not have much benefit until far down the road because building extra infrastructure requires energy which is currently supplied
by carbon - intensive sources.
Thorium isn't in use yet for the same reasons
coal hasn't been replaced by nuclear yet: KING COAL is a $ 100 Billion per year industry in the US al
coal hasn't been
replaced by nuclear yet: KING
COAL is a $ 100 Billion per year industry in the US al
COAL is a $ 100 Billion per year industry in the US alone.
If taxes and fines proportional to the costs could be imposed,
coal would lose some of its competitive advantages, and would be
replaced more rapidly
by natural gas and then solar and wind.
Among their suggestions were the following: expand conservation tillage to 100 percent of cropland, stop all deforestation, drive two billion cars on ethanol, increase wind power 80-fold to make hydrogen for cars,
replace 1,400 large
coal - fired power plants with gas - fired ones, and cut electricity use in buildings
by 25 percent.
If China could
replace coal with oil as a primary source of energy, emissions would drop
by one third.
If we could
replace coal with natural gas, they would drop
by two thirds.
The old energy economy, fueled
by oil,
coal, and natural gas, is being
replaced with an economy powered
by wind, solar, and geothermal energy.
Coal now generates less than 2 % of New England electricity, and it is increasingly being
replaced by much cleaner natural gas.
A groundbreaking study released
by Architecture 2030 this week shows that an investment of just $ 21.6 billion towards building energy efficiency would
replace 22.3 conventional
coal - fired plants, reduce CO2 emissions
by 86.7 MMT, save 204 billion cubic feet of natural gas and 10.7 million barrels of oil, save consumers $ 8.46 billion in energy bills and -LSB-...]
The US Energy Information Administration, Environmental Progress, and Bloomberg New Energy Finance have all done studies showing that when nuclear plants close, they are
replaced overwhelmingly
by coal and natural gas, which would also happen if New York closed its nuclear plants.
The last 10 years have seen
coal being
replaced by cheaper and cleaner energy sources, like renewables and natural gas.
The CO2 Scorecard report,
by contrast, examined changes in electricity at the regional level using data from grid operators, which showed researchers greater detail about where natural gas had
replaced coal or renewables; where renewables
replaced coal; and where electricity consumption simply declined because of reduced demand.
I have used these numbers to calculated how many deaths might be avoided in Australia
by replacing coal - fired power with wind energy.
[iii] The
coal - fired power plants were
replaced by natural gas, nuclear power, wind power, and electricity demand reductions.
No matter how forceful industry lobbying, the market factors simply dictate that nuclear and
coal power plants should be
replaced by cheaper, cleaner, and safer solar and wind power.