This carbon sink offset is about 12
percent of total emissions in 2016 and is discussed in more detail in the Land Use, Land - Use Change, and Forestry section.
Liu said China shut down as many as 62,000 small - scale and «dispersed» pollution sources in 2017, noting that they were responsible for around 30
percent of total emissions of PM2.5, small particles that lodge in the lungs.
The electricity sector's share of greenhouse gas emissions in Ontario in 2012 was only about 9
percent of total emissions, compared to the transportation sector with 34 percent and the industrial sector with 30 percent (Ontario, Auditor General 2015), meaning that further environmental gains in the electricity sector are inherently limited.4 In any event, this impact needs to be compared to other alternatives, such as further enhancing transmission connections and expanding power purchase agreements with neighbouring jurisdictions, in particular Quebec and Manitoba, which have substantial clean hydroelectric resources.
(04/23/2009) Fire accounts for roughly half of greenhouse gas emissions from deforestation and about twenty
percent of total emissions from human activities, report researchers writing in the journal Science.
But of the world's 195 nations, just 10 produce more than 60
percent of total emissions.
Together, the lawsuits say, the companies were responsible for roughly 20
percent of total emissions from 1965 to 2015.
Added up over the course of a year, international shipping emits more than 800 million tons of carbon dioxide or its equivalent in other greenhouse gases — 11
percent of the total emissions from the transportation sector.
The effect of this on overall Annex 1 (developed countries who are parties to the Kyoto Protocol) emissions compared to 1990 is that approximately two
percent of total emissions disappear.
Together the United States and China account for some 40
percent of total emissions of greenhouse gases blamed for global warming.
But of the world's 195 nations, just 10 produce more than 60
percent of total emissions.
For the 55
percent of its total emissions produced by the building, transportation and other dispersed sectors that are difficult to monitor, the E.U. and its member states have extended a wide array of existing policies.
In addition to providing eye - popping statistics — for example, the dirtiest 3 percent of these large facilities account for 45
percent of their total emissions — the registry should put pressure on companies to cut emissions and to report them accurately.
In the Midwest NOx emissions from soils have been estimated to comprise up to 40
percent of the total emissions in the summertime.
FIELD FUMES California's agricultural regions are responsible for between 20 and 51
percent of the total emissions of nitrogen oxide gases in the state, new research finds.
When the new emissions data were combined with current pipeline mileage information, significant regional variations were observed, with the Eastern region of the United States accounting for more than a third of the total U.S. emissions from pipeline leaks, and the larger western region, where systems tend to be newer, contributing 17
percent of total emissions.
Not exact matches
In 2012, international shipping was responsible for 796 million tons
of CO2
emissions — around 2.2
percent of total global CO2
emissions that year, according to the International Maritime Organization.
While the livestock sector supports livelihoods
of one billion
of the world's poor, and its products provide one - third
of our protein intake, it poses serious threat to our environment: it is responsible for 14.5
percent of GHG
emissions, 29
percent of total water footprint
of agriculture, and occupies 30
percent of the land surface
of the planet.
Bringing
total participation to 43
percent, another 4,500 vineyard acres in 2014 underwent the first step, completion
of a comprehensive sustainability self - assessment
of 138 farming and business practices, such as water management, pesticide use, energy efficiency, carbon
emissions, employee safety and community relations.
In
total, those three areas account for more than 60
percent of McDonald's
emissions.
The loss
of our forests, together with the way that this cleared land is used after the forest is cleared, contributes to between 9 - 11
percent of total greenhouse gas
emissions each year — almost as much as all the world's trains, planes, and automobiles combined.
In 2011, farms were responsible for about 13
percent of total global
emissions.
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.
Reducing food waste also impacts climate change as 20
percent of total U.S. methane
emissions come from landfills.
Methane gas is second behind carbon dioxide in contributing to the greenhouse effect and global warming; cow flatulence and excretion account for 20
percent, or 100 million tons,
of the
total annual global methane
emissions.
In 2016, the latest year for which data is available, fossil fuel - generated power and transportation each supplied about 34
percent of total U.S. CO2
emissions, according to the annual EPA report.
We are finding, and it is pretty well know by now, that CO2 stored in vegetation around the world represents, and its loss from deforestation and degradation represents, 17 to 20
percent of total CO2
emissions.
To take effect, the deal requires 55 countries
totaling 55
percent of the world's greenhouse gas
emissions to join, and the two largest emitters will ensure that nearly 40
percent of the world's
emissions are covered.
Starbucks Seattle, WA Restaurants 211 million green kWh, 20 %
of total power used A 2006 audit showed that a whopping 81
percent of the coffee giant's greenhouse
emissions came from the conventional energy it used to power its North American stores; each square foot consumed an average
of 6.57 kWh
of electricity a month.
EPA inventory data suggests that
emissions from local distribution systems are thought to make up approximately 20
percent of the
total from the entire natural gas supply chain.
Prior to the earthquake and tsunami, the Japan Atomic Energy Agency had modeled a 54
percent reduction in carbon dioxide
emissions from 2000 levels by 2050, and a 90
percent reduction by 2100, with nuclear energy accounting for upwards
of 60
percent of the country's
total energy mix.
Of that
total, 21 billion gallons must come from sources that reduce greenhouse - gas
emissions by 50
percent or more — a goal that algae neatly achieve.
Beyond Kerosene The amount
of emissions from aircraft compared with other vehicles is relatively small — roughly 3
percent of total worldwide greenhouse gas
emissions from fossil fuel burning, according to the U.N. Intergovernmental Panel on Climate Change (IPCC)-- nonetheless it has a major impact on the climate.
Lacking improvements in fuel efficiency combined with a comprehensive mitigation policy, the report finds that transport
emissions could double by 2050 from 6.7 gigatons
of emitted carbon dioxide in 2010, which represents 22
percent of the world's
total.
For example, because rickshaws have less mass and smaller engines, their CO2
emissions are about one third those
of private cars, the latter
of which consequently contribute as much as 90
percent of India's
total urban road passenger transport
emissions.
The optimal combination
of trips would have reduced
total travel time by 40
percent, with corresponding reductions in operational costs and carbon dioxide
emissions.
But while wildfires are estimated to contribute about 18
percent of the
total PM2.5
emissions in the U.S., many questions remain on how these
emissions will affect human populations, including how overall air quality will be affected, how these levels will change under climate change, and which regions are to most likely to be impacted.
Ink accounted for about 1
percent of the
total greenhouse - gas
emissions for both products.
California's vast agricultural lands — particularly soils heavily treated with nitrogen fertilizers — are now responsible for as much as 51
percent of total NOx
emissions across the state, researchers report January 31 in Science Advances.
So, too, areas in which people
of color make up at least 25
percent of the
total population average nearly five times as many pounds
of chemical
emissions from industrial facilities per square mile, compared with communities where less than 5
percent of the population are people
of color.
Currently, agriculture accounts for 10 - 12
percent of the
total human - caused greenhouse gas
emissions globally.
To put this into perspective, that reduction is 44
percent of the goal that President Obama set for the nation, roughly equal to the
total emissions of France.
Alaska composes about one
percent of Earth's
total land area, and its estimated annual
emissions in 2012 equaled about one
percent of total global methane
emissions.
Although the country ranks among the top 20
percent most efficient in the world in terms
of emissions intensity by the intergovernmental organization International Energy Agency, its
total greenhouse gas
emissions jumped by 74
percent from 1990 to 2012, according to the estimates
of D.C. - based think tank World Resources Institute.
Total annual production
emissions, averaged over five years, would equal about 100 grams
of carbon dioxide per megajoule — which is 7
percent greater than gasoline
emissions and 62 grams above the 60
percent reduction in greenhouse gas
emissions as required by the 2007 Energy Independence and Security Act.
Transportation is the second - largest source
of greenhouse gas
emissions in the United States, at nearly 30
percent of the
total output.
That would represent a drop
of only about 2.6
percent of total U.S.
emissions.
Globally, ammonia production already accounts for 3 - 5
percent of total carbon
emissions, according to some sources.
Greenhouse impact In 2011 U.S. ammonia - producing facilities released 25 million tons
of greenhouse gases (nearly all
of it CO2)-- just under 14
percent of the chemical - manufacturing sector's
total carbon footprint (and about 0.1
percent of total U.S.
emissions).
The researchers found that reforesting topsoils across the country are currently adding 13 million to 21 million metric tons (13 - 21 teragrams)
of carbon each year, an amount equivalent to about 10
percent of the
total U.S. forest - sector carbon sink and offsetting about 1
percent of all U.S. greenhouse gas
emissions.
At a summer 2006 hearing
of the U.S. Senate to discuss the design
of a potential
emissions trading system, several American utilities urged that auctions, if used at all, should be limited to just five to 15
percent of total permits.