Even more importantly, if
we replace coal fired power stations with renewable energy, we will greatly reduce the greenhouse gas emissions that are one of the main causes of climate change and ocean acidification.
HERO is also performing detailed engineering feasibility studies into the potential for
replacing coal fired power plants with EGS
But does nt this argument also apply to
replacing coal fired power with nuclear and NG back - up for extreme peak demand?
Not exact matches
Meanwhile, Bechtel is doing a brisk business in the U.S. building the gas -
fired power plants that are rapidly
replacing costly
coal - burning dinosaurs.
(If anything, I'd argue windmills improve human health by
replacing polluting gas and
coal -
fired power plants with emissions - free technology.)
Also, if newer greener energy technologies can reasonably
replace our baseline
power needs from
coal -
fired power plants then
coal demand will decline further.
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.
In the short term, new gas -
fired power stations can help cut emissions, but only if they
replace existing
coal -
fired power stations rather than nuclear plants or renewable energy sources.
The biggest driver of lower carbon dioxide emissions has been declining natural gas prices, which has allowed the industry to
replace coal -
fired power plants economically with cleaner natural gas
power plants — and without a costly regulatory mandate,» said Jeffrey J. Anderson, a doctoral candidate in the Department of Engineering and Public Policy.
There are approximately 30 billion square feet (2.8 billion square meters) of expansive, flat roofs in the U.S., an area large enough to collect the sunlight needed to
power 16 million American homes, or
replace 38 conventional
coal -
fired power plants.
According to Princeton University scientists Stephen Pacala and Robert Socolow's «wedge» strategy of climate change mitigation — which quantifies as a wedge on a time series graph various sets of efforts to maintain flat global carbon emissions between now and 2055 — at least two million megawatts of new renewable energy will have to be built in the next 40 years, effectively
replacing completely all existing
coal -
fired power plants as well as accounting for increases in energy use between now and mid-century.
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.
Most of that change will have to take place in the developing world, whether
replacing China's new
coal -
fired power plants or building wind, solar or geothermal facilities to
power development in African countries.
They include the central government's commitment to
replace heavily polluting
coal -
fired power plants, which are blamed for wrenching air conditions in China's cities, with non-emitting resources such as wind, solar and hydropower.
Finally, taking a more worldly view, they estimated
replacing coal -
fired power plants in Japan with liquid - natural - gas plants that burn fuel imported from the United States would also be a net - plus for the environment, with a 15 percent emissions savings.
Does it makes sense to
replace old
coal -
fired power plants with new natural gas
power plants today, as a bridge to a longer - term transition toward near zero - emission energy generation technologies such as solar, wind, or nuclear
power?
Replacing old
coal -
fired power plants with new natural gas plants could cause climate damage to increase over the next decades, unless their methane leakage rates are very low and the new
power plants are very efficient.
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.
Whether it's turning off a light when leaving a room or building windmills to
replace coal -
fired power plants, stopping global warming could be a matter of survival.
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.
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.
Whether the discussion turns to
replacing coal -
fired power plants with wind turbines and using electric cars instead of gas - driven SUVs, converting industrial agricultural practices to organic permaculture, or reversing the decline of ocean life though international regulations, it is an article of faith in the reform movement that we know what we need to do and all that's lacking is a sufficiently visionary leader to put more planet - friendly solutions in place.
• New
coal -
fired power plants would only be permitted when they
replace existing
coal -
fired capacity (so they would not increase the total capacity) unless they were completely clean, i.e., unless they had a way of removing carbon dioxide from emissions.
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.
Everywhere you look, companies and
power generators like the Tennessee Valley Authority are announcing plans to shutter
coal -
fired plants and
replace them with wind, solar, and plants that use cleaner - burning natural gas.
What will need to be
replaced in the next 30 years are aging fossil fuel infrastructures like outdated
coal -
fired power plants.
I have used these numbers to calculated how many deaths might be avoided in Australia by
replacing coal -
fired power with wind energy.
The Obama Administration's «Clean
Power Plant» would also prematurely shutter U.S. coal - fired power plants and replace them with wind, solar, and natural gas - fired power plants, raising electricity prices to U.S. consu
Power Plant» would also prematurely shutter U.S.
coal -
fired power plants and replace them with wind, solar, and natural gas - fired power plants, raising electricity prices to U.S. consu
power plants and
replace them with wind, solar, and natural gas -
fired power plants, raising electricity prices to U.S. consu
power plants, raising electricity prices to U.S. consumers.
[iii] The
coal -
fired power plants were
replaced by natural gas, nuclear
power, wind
power, and electricity demand reductions.
Similarly, countries that have built nuclear
power plants have tended to
replace the least efficient
coal -
fired plants.
The threatened early termination of Liddell is one reason that the Monash Forum has gone on the offensive — a
fired - up group of 30 National and Liberal MPs are determined not only to prevent that event, but also to ensure that Victoria
replaces its recently closed 1,600 MW Hazelwood plant, with a High - Efficiency Low - Emissions
coal -
fired plant, to prevent blackouts and bring
power prices back to earth in that state.
be blowing somewhere, then a
coal -
fired power station could be
replaced by wind sources that are 100 % reliable.
Biocoal
replaces ordinary
coal without requiring major refits of
coal -
fired power plants.
The utility wants to
replace three retiring
coal -
fired power plants with the new natural gas plant in St. Clair County.
The hole left by the failure of contracts - for - closure should be
replaced with a new policy to close
coal -
fired power plants and
replace them with renewable energy.
For example, in late 2004, Duke Energy, one of the country's largest utilities and most experienced builders, started planning a pair of
coal -
fired power plants to
replace several built around the middle of the last century, at Cliffside, in western North Carolina.
On February 1, the government pledged to decommission all reactors and
replace them with 45 new
coal -
fired power plants equipped with the latest clean
coal technology.
Switching to electrified vehicles and
replacing existing
coal fired power stations may be a good first step.
Taking capacity factors into consideration and using the above data on land usage, to
replace the energy from all 274 gigawatts of
coal -
fired capacity that the United States currently has with wind
power would require a land area consisting of almost the entire state of Washington — over 12 times the land area that the
coal -
fired units require.
Advocates of a carbon - free grid claim that wind and solar can
replace all of our nuclear and
coal -
fired power plants.
Natural gas
power plants are
replacing nuclear and
coal -
fired power plants where there is pipeline capacity, but proponents of a carbon - free grid are already attempting to prevent the construction of natural gas
power plants because they use methane, a GHG, and emit CO2.
Wind - generated electricity should
replace electricity from
coal -
fired power plants, the most polluting
power source.
Electricity generators have chosen natural gas for its affordability and reliability, often
replacing coal -
fired power plants and emitting up to 56 percent less greenhouse gases than
coal for the same amount of electricity.
If we closed down all our
coal fired power stations and build nuclear
power stations to
replace them it would cost us billions and billions of dollars.
Three solar projects at 74.5 MW - AC each will
replace a 250 MW
coal -
fired power plant which the utility plans to shut down.
Instead of doing this, why don't we simply fix the broken permit process for new nuclear plants and give modest tax incentives to industries or individuals that implement «no regrets» initiatives to reduce CO2, such as: —
replace new
coal -
fired power plants with nuclear or natural gas (where a gas supply exists)--
replace newnormal automobiles with hybrids —
replace Diesel for new heavy transport with natural gas — install energy savings initiatives (waste recycling, better building insulation, etc..)
Between 2010 - 2020, rapid near - term investment in natural gas electricity - generating capacity can progressively
replace Australia's dirtiest
coal -
fired power plants for baseload
power.