Warming
fueled by greenhouse gas emissions continues to rewrite the record books: Over the past several weeks, heat records continued to fall at global, national, and local scales.
Not exact matches
The first is climate change, exacerbated
by the
greenhouse gases we encourage
by burning fossil
fuels, cutting down forests, and farming the way we do (particularly for meat production).
However, the Pan Canadian Framework on Clean Growth and Climate Change lays out a number of policies that will compel more clean tech innovation in Canada, he said, including a price on pollution with a carbon price, to be in place across Canada
by the start of next year, as well as a promised national clean
fuels strategy, better energy efficiency standards and limits on
greenhouse gases like methane.
«We can in fact help other parts of the world reduce their
greenhouse gas emissions dramatically
by providing them with lower - carbon
fuels in other parts of the world where they are using very high - carbon
fuels like coal.»
The report, hinged on the implications of climate change, came at a time when energy experts were insisting that unless countries drastically cut
greenhouse gas emissions
by moving away from fossil
fuels, climate change would remain inevitable.
Many companies have participated in a sustainability program to reduce
greenhouse gas emissions
by one billion tons and
fuel consumption
by 86 billion gallons over 10 years.
Gel Spice says the lighting benefits the environment
by reducing the
fuel consumption and the emission of
greenhouse gases.
The boilers replace heavy
fuel oil units and would slash the plant's
greenhouse gas emissions
by 3,500 t a year, First Milk claimed.
Environmental groups were at the Capitol Tuesday calling on Gov. Andrew Cuomo to put renewable energy ahead of fossil
fuels in his effort to reduce
greenhouse gas emissions 80 percent
by 2050.
By further strengthening the Regional
Greenhouse Gas Initiative and welcoming new state members, New York will continue its progress in slashing emissions from existing fossil
fuel power plants.
By following carbon emissions in more than 100 countries and 57 industrial sectors — from the extraction of the
fuels to the energy inputs in creating goods and services to delivery to the final consumer — he and his colleagues uncovered a more complete story of who emits the world's
greenhouse gases, and at which point in the supply chain.
Under a new EU directive, bioethanol - based
fuels — which are made
by fermenting biomass — must save 70 %
greenhouse gas emissions compared to their fossil -
fuel counterparts starting in 2021.
In Switzerland, the government passed a law requiring that from 1 August 2016, biofuels must cut
greenhouse gas emissions
by at least 40 % relative to fossil -
fuel equivalents.
Walter sees the benefits of using methane as an energy source as twofold: «Not only does it prevent a potent
greenhouse gas from entering the atmosphere
by converting it to weaker
greenhouse gases — water vapor and carbon dioxide — but using it on - site would also reduce the demand for other fossil -
fuel sources.»
In Miami, where the city's climate action plan (pdf) calls for a 25 percent reduction in
greenhouse gas emissions
by 2020, researchers claim that projects to mitigate rising sea levels could also
fuel economic growth.
To achieve 450 ppm, the concentration of
greenhouse gases in the atmosphere associated with a 2 - degree Celsius rise in global average temperatures (a target advocated
by the European Union), the «aggregate of fossil -
fuel demand will peak out in 2020,» Tanaka says.
A push for oil sands oversight and new climate targets Harper has been a target of environmentalists for most of his tenure — they say he turned Canada into an international pariah
by not regulating
greenhouse gases from oil and
gas, cutting clean energy and climate science programs, withdrawing from the Kyoto Protocol, «muzzling» scientists, pressing aggressively on Keystone XL and fossil
fuels, and allowing the country's emissions trajectory to spiral away from targets under the Copenhagen Accord.
The Bulletin acknowledges that the increased use of carbon - free nuclear energy could help mitigate global warming brought on
by fossil
fuels and
greenhouse gas emissions but concludes that the possibility of misusing enriched uranium and separated plutonium to create bombs is a «terrible trade - off» for trying to control climate change.
The U.S. Environmental Protection Agency (EPA) and Department of Transportation (DoT) released rules that set limits on the amount of
greenhouse gas emissions allowed and accelerate an increase in overall
fuel efficiency to 14.5 kilometers per liter (34.1 miles per gallon)
by 2016.
Global carbon dioxide emissions from burning fossil
fuels will rise to a record 36 billion metric tons (39.683 billion tons) this year, a report
by 49 researchers from 10 countries said, showing the failure of governments to rein in the main
greenhouse gas blamed for global warming.
By dramatically improving the speed and efficiency of conversion over conventional approaches, these enzymes could stimulate efforts to grow crops for
fuel, with implications for biodiversity in the form of increased land use for this purpose, potential shifts away from fossil
fuel use and reductions in
greenhouse gas emissions.
Nuclear power and most renewable forms of energy do produce
greenhouse gases, and this is recognised in Britain
by the Non-Fossil
Fuel Obligation.
If the synthetic natural
gas made
by the plants were used to
fuel vehicles, the lifecycle
greenhouse gas emissions would be twice as large as from gasoline -
fueled vehicles.
Since levels of
greenhouse gases have continued to rise throughout the period, some skeptics have argued that the recent pattern undercuts the theory that global warming in the industrial era has been caused largely
by human - made emissions from the burning of fossil
fuels.
And ozone, which forms a beneficial shield against ultraviolet radiation when high in the stratosphere, is an efficient
greenhouse gas when it appears at airliner altitudes — as it increasingly does, since it too is a
by - product of fossil
fuel burning.
«There is still time to avoid most of this warming and get to a stable climate
by the end of this century, but in order to do that, we have to aggressively reduce our fossil
fuel use and emissions of
greenhouse gas pollutants.»
The low - carbon
fuel standard orders providers to reduce the carbon intensity of their
fuels by 10 percent
by 2020 through efforts such as blending in biofuels that result in less
greenhouse gases emitted when burned.
For the industrial era, Lovejoy's analysis uses carbon - dioxide from the burning of fossil
fuels as a proxy for all man - made climate influences - a simplification justified
by the tight relationship between global economic activity and the emission of
greenhouse gases and particulate pollution, he says.
It would also reduce
greenhouse gas emissions and cut
fuel consumption
by at least 3.8 per cent,» says SINTEF Senior adviser Terje Moen.
Indeed, he has evidence: the speediest drop in
greenhouse gas pollution on record occurred in France in the 1970s and «80s, when that country transitioned from burning fossil
fuels to nuclear fission for electricity, lowering its
greenhouse emissions
by roughly 2 percent per year.
The trend worries many local environmental groups, such as California's Surfrider Foundation or Australia's Nature Conservation Council of NSW, which are concerned about protecting nearby ecosystems
by safely disposing the concentrated brine left from the process as well as increased fossil -
fuel use and the resulting
greenhouse gas emissions.
The European Union needs to cut
greenhouse gas emissions
by 50 percent from 1990 levels
by 2030 to avoid the worst effects of climate change, according to a British government paper, likely to
fuel debate on whether deeper cuts are affordable.
EU member states approved legislation in 2009, with the aim of cutting
greenhouse gases from transport
fuel sold in Europe
by 6 percent
by 2020, but failed to agree how to implement it.
Food production accounts for a third of all
greenhouse gas emissions when one tallies those from fossil
fuels used in growing, preparing and transporting food; the carbon dioxide released
by clearing land for farming and pastures; the methane from rice paddies and ruminant livestock; and the nitrous oxide from fertilizer use.
Kyoto regulates all sources of carbon dioxide as well as other
greenhouse gases, but reliable long - term data
by country are available only for carbon dioxide from burning fossil
fuels (which accounts for about two - thirds of the human contribution to global warming).
That extra driving could require enough extra
fuel and generate enough additional
greenhouse gas emissions to offset the respective savings provided
by the hybrid vehicle in the first place.
TerraLeaf is working on using chlorophyllin — the chlorophyll from a plant turned into a salt
by adding sodium ions and copper — paired with an electrically conducting polymer to form a membrane that can pull CO2 (or other
greenhouse gases) from air and form carbon - based chemicals, and potentially even
fuels.
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.
And through
greenhouse gases released
by burning fossil
fuels, we're pulling on the strings of the earth's unstable climate.
On the other hand, statistical analysis of the past century's hurricanes and computer modeling of a warmer climate, nudged along
by greenhouse gases, does indicate that rising ocean temperatures could
fuel hurricanes that are more intense.
They concluded that we'd lower
greenhouse gas emissions more
by driving gasoline / electric hybrid cars than
by driving
fuel cell cars run on hydrogen from coal.
After six years of running such simulations, the verdict is in: Increasing
greenhouse gas concentrations as a result of burning fossil
fuels and cutting down forests increased the risks of flooding in two out of three model runs
by more than 90 percent.
BURNING UP The heat radiated
by burning fossil
fuels such as natural
gas, shown, is overshadowed within months
by the
greenhouse gas effect of the released carbon dioxide, new research shows.
Participants agreed on a statement pointing out the disruption caused
by fossil
fuel use and calling for cooperative, collective action to curb
greenhouse gas emissions.
G7 leaders also agreed on Monday to wean their economies off carbon
fuels and supported a global goal for reducing
greenhouse gas emissions
by 2050.
And, although a few projects such as the Sleipner
gas field in the North Sea or oil fields owned
by the EnCana Corporation in Calgary, Alberta have proved that CO2 can be pumped underground and remain trapped below cap rock, they are aimed at enhancing recovery of the fossil
fuels in those fields rather than permanently storing the
greenhouse gas.
«The atmospheric and oceanic CO2 increase is being driven
by the burning of fossil
fuels,» says Pieter Tans, a senior scientist at the National Oceanic and Atmospheric Administration's Earth System Research Laboratory, who leads the U.S. government effort to monitor global
greenhouse gas levels.
A recent study found that an electric car charged
by utilities at night in the regional grid that stretches across Ohio, Delaware, Pennsylvania and Virginia creates more
greenhouse gas pollution than if owners plugged in their vehicles at random times throughout the daytime, when the utility
fuel mixes are more varied.
By piecing together the annual production of every major fossil fuel company since the Industrial Revolution, geographer Richard Heede has shown that nearly two - thirds of the major industrial greenhouse gas emissions have originated in just 90 companies around the world, which either emitted the carbon themselves or supplied carbon ultimately released by consumers and industr
By piecing together the annual production of every major fossil
fuel company since the Industrial Revolution, geographer Richard Heede has shown that nearly two - thirds of the major industrial
greenhouse gas emissions have originated in just 90 companies around the world, which either emitted the carbon themselves or supplied carbon ultimately released
by consumers and industr
by consumers and industry.
The team claim the system will reduce
fuel consumption and
greenhouse gas emissions
by more than 30 per cent compared with conventional gasoline engines.