Sentences with phrase «emissions from fossil fuel use»

In other words, much more inquiry would be needed to determine what effect greenhouse gas emissions from fossil fuel use were having on the planet and might have in the future.

The implication: in addition to rapid reductions in CO2 emissions from fossil fuel use, we'll likely need big industrial CCS processes to generate negative emissions via approaches like sustainable bioenergy coupled with CCS and / or direct air capture (DAC) + sequestration to make our climate goals a reality.

«When you can trace the lion's share of humanity's carbon emissions from fossil fuel use since the invention of the steam engine to a few dozen companies that have produced those carbon fuels, the story becomes more powerful than just looking at emissions on a country - by - country basis,» Heede explained.

Researchers have measured CO2 emissions from fossil fuel use in California and compared them to reported emissions.

As temperatures continue to rise, a temporary stabilization in CO2 emissions from fossil fuel use and industry between 2014 and 2016 appears to be ending, at least in 2017.

The drive to achieve net - zero emissions from all fossil fuel use within perhaps 50 years or less will be a challenging but vital job for the current generation, and many future generations, of CCS workers and researchers.

An historical summary of CO2 emissions from fossil fuel use in Turkey is shown in Table 17.

Encouragingly, the growth in global emissions in 2015 and 2016 is the slowest since the early 1990s (except years of global economic recession), and global CO2 emissions from fossil fuel use and cement production remained stable in both 2015 and 2016.

If you would relate that to the global CO2 emissions from fossil fuel use of 2014, which amounted to 32.3 billion tonnes — Indonesian forest fires during the current Super El Niño have the potential to add 10 - 29 % of extra CO2 to the world's fossil fuel - related emissions.

Mitigation is also achieved in organic agriculture through the avoidance of open biomass burning, and the avoidance of synthetic fertilizers, the production of which causes emissions from fossil fuel use.

have known for years: that drastic reductions in emissions from fossil fuel use are the only way to avert the climate crisis.

I never use human land use changes in my calculations, as these are by far not accurate, compared to emissions from fossil fuel use, even if it is certain that land use changes add to the emissions.

Deforestation has caused even more human emissions beyond the emissions from fossil fuel use, but the response of the biosphere can be deduced from the oxygen balance.

An ► energy tax - a levy on the energy content of fuels - reduces demand for energy and so reduces CO2 emissions from fossil fuel use.

The carbon emissions from fossil fuel use might have increased global mean temperature by about one - sixth of one degree, so what's with all the fuss about carbon dioxide?

A 2011 study estimated total carbon stored by the earth's tropical forests at 271 billion tons — that's about 7 times the total carbon emissions from fossil fuel use in the year 2008.

Such change has been predicated for the Arctic, and scientists have repeatedly warned of yet further shifts if the world does not act to sharply reduce greenhouse gas emissions from fossil fuel use.

Researchers have measured CO2 emissions from fossil fuel use in California and compared them to reported emissions.

It's interesting that you keep pushing geoengineering while at the same time disparaging, rejecting, ignoring and otherwise expressing extreme negativity towards the multiple, readily implementable plans that have been put forward by multiple independent organizations and academic researchers, as well as government agencies, for rapidly phasing out CO2 emissions from fossil fuels using benign technologies that we have at hand now.

Yes, desalinating sea water and pumping it overland to replace the water from the acquifers would be energy intensive and expensive, but the point is we could do it, and the cooling effect of irrigation claimed in the study above would far more than off set the emissions from fossil fuel used to accomplish the task.

You have heard about the concept [or silly idea] that CO2 emission from fossil fuel use would at some point would reach a saturation point?

Not exact matches

Global emissions of carbon dioxide from the use of fossil fuels are estimated to have to be reduced by 75 to 80 per cent.

CO2 emissions from the agricultural sector represent 21 - 25 percent of total CO2 emissions, due to fossil fuels used on farms, shifting patterns of cultivation and chiefly, deforestation.

Beth Newcomer The Legislative Analyst for NYC Council Member Helen Rosenthal (District 6, Upper West Side) encouraged attendees to reach out to their local Council Members and urge them to support the following legislative initiatives: • Possible legislation regarding divestment of the city's pension funds from fossil fuel companies • A bill to require the city to do a carbon footprint analysis of all the products the city procures, and to use that analysis to inform a policy of low - carbon operations • A number of bills to reduce the carbon emissions of city - owned vehicles and improve the sustainability of city buildings • A bill to enhance the city's already - strong idling laws so as to make them easier to enforce Find your Council Member here.

«This is certainly true for fossil fuel - related approvals, where there is a clear causal connection between each phase of the fossil fuel supply chain (production, transportation, processing, and end - use) and the emissions from these activities can be estimated with existing tools and data.»

«New method for identifying carbon compounds derived from fossil fuels: Technique may find many industrial applications and can be used to estimate greenhouse gas emissions..»

Aggressive measures to curtail the use of fossil fuels and emissions of so - called short - lived climate pollutants such as soot, methane and HFCs would need to be accompanied by active efforts to extract CO2 from the air and sequester it before it can be emitted.

They used those readings to estimate NOx emissions from soil, after subtracting local estimates from the CARB California Emissions Projection Analysis Model of NOx emissions derived from fossemissions from soil, after subtracting local estimates from the CARB California Emissions Projection Analysis Model of NOx emissions derived from fossEmissions Projection Analysis Model of NOx emissions derived from fossemissions derived from fossil fuels.

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.

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.

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.

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.

Cumulative emissions of CO2 since 1870 are set to reach 2015 billion tonnes in 2013 — with 70 per cent caused by burning fossil fuels and 30 per cent from deforestation and other land - use changes.

CO2 emissions from deforestation and other land - use change added 8 per cent to the emissions from burning fossil fuels.

«Tailpipe emissions are the main source of greenhouse gases from cars that use fossil fuels,» explained Anthony Shaw, a transport program specialist at the Intelligent Transportation Society of America, a nonprofit research organization.

If all American air conditioners also used the device, the savings in energy would equal the emissions from eight large power stations burning fossil fuels.

«The model we developed and applied couples biospheric feedbacks from oceans, atmosphere, and land with human activities, such as fossil fuel emissions, agriculture, and land use, which eliminates important sources of uncertainty from projected climate outcomes,» said Thornton, leader of the Terrestrial Systems Modeling group in ORNL's Environmental Sciences Division and deputy director of ORNL's Climate Change Science Institute.

Countries and regions report their CO2 emissions from fossil fuels by counting what they have used, such as the amount of oil, coal or gas they have burned.

When did you become convinced that greenhouse gas emissions from using fossil fuels for power generation is causing rapid global warming?

Less commonly, countries spoke of reducing the use of inefficient coal - fired power plants, lowering methane emissions from oil and gas production, reforming fossil fuel subsidies, and carbon pricing, the report says.

By 2030, the U.S. would see carbon dioxide emissions from existing power plants using fossil fuels fall by 30 percent below 2005 levels if the Clean Power Plan, announced on June 2, is finalized in 2015.

Plug - in hybrids benefit from the more efficient use of fossil fuels in electricity generation even now and so have lower emissions than internal combustion engine cars, and if they get their juice from renewables, emissions would be very low indeed.

Let us update this analysis to the present: fossil fuel emissions in 2007 — 2012 were 51 GtC [5], so, assuming no net emissions from land use in these few years, the M2009 study implies that the remaining budget at the beginning of 2013 was 128 GtC.

The growth rate of fossil fuel emissions increased from 1.5 % / year during 1980 — 2000 to 3 % / year in 2000 — 2012, mainly because of increased coal use [4]--[5].

If it's from corn in the US, emissions are basically the same as if it was pure gasoline (due to the fossil fuel use during production), if it's from sugarcane in Brazil, net emissions are significantly lower.

Updates below InsideClimate News, showing the value of focused and sustained investigative reporting, has published the first piece in an illuminating review of what Exxon Mobil Corp. (and its earlier incarnations) learned through its own research from the 1970s onward about the potential climate impacts of rising emissions of carbon dioxide from fossil fuel use.

CO2 concentrations have increased by 40 % since pre-industrial times, primarily from fossil fuel emissions and secondarily from net land use change emissions.

«Climate scientists presume that the carbon cycle has come out of balance due to the increasing anthropogenic emissions from fossil fuel combustion and land use change.

My post addressed the idea of using algae to recycle emissions from fossil fuel plants into new biomass, which could be used a number of ways.

The talk of CO2 emissions plateauing over the last few years concerns only the emissions resulting from fossil - fuel use.