Through various life cycle assessment studies (Searchinger et al, 2008; DeCicco et al, 2016) performed on annual bioenergy crops such as corn, it has been shown that they are not much better than
fossil fuel energy sources in terms of climate and energy impacts.
Not exact matches
The world added more
energy from renewable
sources than from
fossil fuels in 2015 and 2016 — because they finally became cost effective.
Fossil fuel usage, meanwhile, is expected to hit its ceiling
in 2030 at 2.93 billion tons of oil equivalent with coal expected to continue as the top
energy source for China by 2050.
That logic is another reason why OPEC countries have less of an incentive to cut back production: renewable
energy sources is starting to give
fossil fuels some serious competition, and oil - exporting countries have an interest
in keeping oil a cheap alternative.
Solar power recently crossed the threshold to become the cheapest
energy source, and other renewable
sources are quickly dropping
in price, putting them close to par or better compared to conventional
fossil -
fuels.
Fossil fuel - based
energy production needs to stop getting subsidized, and we need massive investment
in and adoption of renewable
energy sources.
In her first major environmental proposal, Nixon called on New York State to commit to 100 percent renewable
energy sources by 2050 — a benchmark that has been something of a Holy Grail for activists concerned about the warming of the planet as a result of the burning of
fossil fuels.
Turns out, $ 750 million worth of State money is going to SolarCity to build solar panels, which will presumably be
in high demand as the nation transfers away from
fossil fuels and towards renewable
energy sources.
«As a developed, industrialised country the UK has to lead the way by ending our dependence on
fossil fuels, and investing
in clean, renewable
sources of
energy which we are fortunate enough to be blessed with
in the UK,» Christian Aid's senior climate change adviser Alison Doig said.
Officials have warned that taking away nuclear power altogether — without an alternate
energy source to replace it — would give
fossil fuel industrial companies the opportunity to move
in, setting New York even farther back
in carbon emissions.
Having the Belleayre, Gore and Whiteface ski centers join The Climate Reality Project's «I Am Snow 100 %» program is
in line with Cuomo's Clean
Energy Standard, which requires that half of all electricity used
in New York come from renewable
sources, rather than
fossil fuels, by 2030, the governor's office said
in a press release.
He's said he would work to create accessible waterfront areas
in each neighborhood, and additionally supports efforts to reallocate city funds away from
fossil fuel companies and instead towards renewable clean
energy sources.
Green Party activist Howie Hawkins acknowledges that any transition from
fossil fuel - generated
energy to renewable
sources will cause a displacement
in the workforce.
He's
in favor of opting out of the Common Core state learning standards, banning hydrofracking and converting the state's
fossil fuel infrastructure to «green»
sources of
energy like solar.
On her campaign website, Deacon said scientists have reached a consensus on climate change so she wants to transition away from
fossil fuel energy sources, invest
in clean
energy technology and support federal acts to protect natural resources.
States like New York will have to take the lead
in developing new
sources of
energy that do not rely on the burning of
fossil fuels and are safe.
Many communities
in other parts of the country are also grappling with a transition from
fossil fuels to renewable
sources of
energy.
In February 1977, two weeks after taking office, Carter urged Americans to turn down their thermostats and announced a plan to move the U.S. away from
fossil fuels and toward a system based on solar and other renewable
energy sources.
By harnessing
energy from the sun — «this handy fusion reactor
in the sky,» he called it last night — getting enough renewable
energy on the power grid and smoothing out
energy generation and use between peak and off - peak hours, the nation and planet can shift away from
fossil fuels» dominance as a power
source, he told the crowd.
Previously, researchers have produced hydrogen gas
in microbial - powered, batterylike
fuel cells, but only when they supplemented the
energy produced by the bacteria with electrical
energy from external
sources — such as that obtained from renewable
sources or burning
fossil fuels, says Bruce Logan, an environmental engineer at Pennsylvania State University, University Park.
Wind power is one of the key
sources of renewable
energy expected to play an important role
in helping to cut emissions and wean society from its dependence on
fossil fuels, which means wind - power companies must be prepared to quickly fix mechanical problems that threaten to slow down renewable
energy production.
In addition to our massive reliance on
fossil fuels as an
energy source, there is another aspect that is mentioned...
But by putting the targets into law and mandating a set of regulations — including requiring 35 percent of the country's electricity to come from clean
sources by 2024; establishing a voluntary carbon market; developing incentives to promote renewable
energy; phasing out
fossil fuel subsidies; and forcing companies
in the largest carbon polluting sectors to report their emissions — they said the results could be groundbreaking.
Although
fossil -
fuel combustion has generated most of the buildup of climate - altering carbon dioxide (CO2)
in the atmosphere, effective solutions will require more than just designing cleaner
energy sources.
From the Post Carbon Institute comes a quick video of the history of
fossil fuels and the growth of the modern economy over the last 300 years: You might also be interested
in this recent post: «
Energy source transitions over time - what comes next?
«Using
fossil fuels as an
energy source as opposed to sunlight is not very environmentally sound,» says Bob Rees at Scotland's Rural College
in Edinburgh, UK.
Reducing greenhouse gas emissions will involve developing «a variety» of
energy sources, including renewables, nuclear, and
fossil fuel technologies with carbon capture and storage, he said
in response to a question from an audience member.
In his remarks, Holdren was also bullish on the potential of alternative
energy sources to replace
fossil fuels.
Though he hasn't provided many specifics, Trump has publicly said he is eager to streamline the process and make it as easy as possible for
energy companies to extract
fossil fuels from public lands, which are the
source of about 24 percent of America's
fossil fuels, including about 40 percent of all the coal produced
in the U.S.
Its combination with oxygen
in the atmosphere produces
energy and water as its sole by - product, making it one of the main candidates to substitute
fossil fuels as a
source of
energy for the transport sector.
While we are disappointed with DOE's decision to exclude Holtec from the award, we remain confident that our reactor, the SMR - 160, has the greatest potential to triumph
in a global marketplace because it is designed to meet the highest expectations of safety and is uniquely engineered to compete economically with other
sources of alternative
energy in the evolving era of cheap
fossil fuels.
Industrial Revolution A period of time
in the early 1800s marked by new manufacturing processes and a switch from wood to coal and other
fossil fuels as a main
source of
energy.
Humans did not begin using
fossil fuels as a primary
energy source until the Industrial Revolution
in the 18th century.
The most fundamental implication is the need for an across - the - board rising fee on
fossil fuel emissions
in order to allow true free market competition from non-
fossil energy sources.
Even though the country already generates over 99 percent of its electricity from renewable
sources and ran entirely on alternative
energy for 250 days
in 2016, completely banning
fossil fuels across all industries will likely prove difficult.
Recent expansions
in green renewable power and carbon offset credits enabled us to convert and transfer our previous dependency on non-renewable
energy sources such as
fossil fuels and nuclear to a more sustainable and less harmful
energy source.
All that has just been described on the duration of
fossil fuel reserves indicates that, given the longevity of coal, it would be the
source of
energy to be used
in the future when other
fossil fuels are depleted, a fact that would aggravate the greenhouse effect
in the atmosphere.
For example,
in sixth grade, students collect data and do hands - on learning related to
energy transformation, comparing the efficiency of
fossil fuel to solar, wind, and geothermal power — all
sources of
energy that the school taps into.
A teacher
in a science class could take that template and create a unit that asks students to compare nuclear power and
fossil fuels as
sources of electrical
energy.
For example, we have replaced more than 60 percent of our
fossil fuel requirements
in our manufacturing process with renewable
energy sources.
For instance, if more effective cars only use 70 % of
fuel, the portion of
fossil sources for
energy use is adjusted down to 80 %, smart planning and collaboration results
in 4 people
in each car (say 30 %), and a «smart» organization of the working week means less commuting (80 %; TGIT), then combined effect of this can
in theory give a reduction by 0.7 x 0.8 x 0.3 x 0.8 = 0.13.
Adaptation
in my mind means adapting infrastructural services to a new
energy source to replace the
fossil fuel powered electrical generating facilities.
I doubt that politicians truely understand the problem at hand, it is not as if we have a new
energy technology ready to fill
in for
fossil fusl at the present time and whilst I am sure than
energy efficiency can reduce carbon emissions by around 25 % it will be left to the markets to decide this and that means awaiting the onset of peak
fossil fuels to push up the price of it that will make other
energy sources more viable.
Solar power may look terribly uneconomical at the moment, but with the exponential progress being made
in nanoengineering, Dr. Kurzweil calculates that it'll be cost - competitive with
fossil fuels in just five years, and that within 20 years all our
energy will come from clean
sources.»
But that's the catch: right now and
in the immediate future manufacture, transport and installation of non-
fossil energy sources, from windmill farms to solar thermal plants to solar voltaic panels, will require the emission of
fossil fuel generated CO2.
Oh and also, long term
fossil fuel reductions and the investments
in alternative
energy sources will be very economically rewarding, I know this because I calculated it myself... I will post this up later this month.
Even if there were no deniers around, I can't see humanity transforming our entire global civilization from one based on
fossil fuels to one based on renewable
energy sources — especially not
in the required couple of decades.
On one side are the world's industrialized nations, which largely built their wealth through a century of
fossil -
fuel combustion; on the other, those seeking a path out of poverty that, for the moment, has to depend on the same
energy sources, and
in many cases also on clearing forests.
But many experts bemoan the loss of years
in which scientists were pressing for a push to advance non-polluting
energy sources and encourage a shift away from unfettered burning of
fossil fuels and forests.
As to transportation or industry the truth is there is no other portable
energy source that offers quite the concentration of
energy or the abundance found of the original bounty found
in liquid
fossil fuels.