Sentences with phrase «main emissions source»

Fredrik Hedenus, the study's lead scientist, explains why the agricultural sector must be adjusted: «Fuels are the main emissions source.

Not exact matches

CO2logic, an independent climate advisory organization, identified Le Pain Quotidien's main CO2 emission sources and opportunities to reduce them.

While this is a good way to get total emissions of methane in a remote location where the main source of the gas is natural gas production, it is not a good way to pin emissions down to any one well, gathering or processing activity in the basin.

Urban air quality continues to be a primary health concern as most of the world's population currently lives in urban areas (54 % in 2014), and percentage is projected to rise to 66 % by 2050; this is coupled with the fact that one of the main global sources of air pollution in cities is traffic emissions.

Emissions of nitrogen dioxide and sulfur dioxide, the main sources of acid rain pollution, also fell by 38 percent and 14 percent, respectively.

Looking across all energy sources, Trenberth said, the main increase in emissions came after 1960.

A surprising discovery: The water vapor emissions from the comet are significantly different from the stores on our planet, suggesting that asteroids, not comets, may have been the main source of Earth's water.

«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.

Coal combustion was determined to be the main source of mercury emissions.

Webb's ambitious design tackles the two main challenges for an infrared telescope: it has to have a large mirror in order to best capture long infrared wavelengths; it also has to be kept cold, in order to keep unwanted sources of infrared light from interfering with the emissions it attempts to detect.

Agricultural soils and the urine deposited by grazing animals are the main source of nitrous oxide Read more about Greener pastures reduce greenhouse gas emission - Scimex

However the estimates of natural CH4 sources are all quite uncertain — with the main constraint being on the total emissions, not individual sources.

Put another way, even asking the question (unless a full answer is given) can leave a substantial number of people in the audience thinking, «yeh, what about that, what good will my actions do if Asia will be the main source of emissions?!»

Based on the decrease in SO2 emissions in Europa, there should be a huge difference in temperature increase between less polluted areas and more polluted areas, downwind from the main sources.

He would have to push for far more engagement and investment by the United States in developing countries — the main source of such emissions in coming decades — even though many lawmakers and citizens perceive these countries more as economic foes than potential allies on energy innovation.

Moreover, it is thought by economists that the main reason for the flattening of emissions is the vast increase in wind, solar and other renewable sources of electricity.

However, you don't want to argue for a rational solution — i.e. cheap nuclear power (which also happens to be 10 to 100 times safer than our currently accepted main source of electricity generation, fossil fuel) and also happens to be a near zero emission technology (in fact much lower than renewables given they need fossil fuel backup, and given solar needs about 10 times as much material per TWh on an LCA basis).

There are two main fast sources of CO2, besides human emissions: the oceans (which have a zero to positive d13C level 0 - 4 per mil) and vegetation decay (which has app.

«That human emissions are the main cause of the increase in the atmosphere is simply a matter of mass balance: as long as the increase in the atmosphere is only halve the emissions, there can't be any other (net) source, as nature as a whole acts as a sink.»

When we think about climate change, the main sources of carbon emissions that come to mind for most of us are heavy industries like petroleum, mining and transportation.

He shows, how the emission originates over a wide range of altitudes with a significant contribution from altitudes 8 - 15 km, where the amount of water is small and CO2 is the main source of emission and where the temperature is falling with altitude (Figure 2).

However, one of the main sources of carbon emissions is the travel of event attendees.

Other Emissions that do not fit under any other emission source / sink categories of the main categories described above.

Main data sources for the rules on accounting, reporting and review of emissions and removals and accounting of assigned amounts

The «social cost of carbon» was developed in large part to compare long - term costs from coastal flooding and other impacts of emissions of climate - warming carbon dioxide with upfront costs to the economy from curbing the burning of fossil fuels, the main source of such emissions.

Passenger vehicles and heavy - duty trucks are the main sources of this pollution, which includes ozone, particulate matter, and other smog - forming emissions.

Its reference case, based on federal policies on the books at the end of 2014, forecast that emissions of carbon dioxide from energy use (the United States» main source of greenhouse gases) would not decline but remain flat through 2025 and beyond.

One may, however, question the studies that indicate very rapidly increasing and decreasing N2O emissions, given the main sources of N2O (these are mostly agricultural and will grow at a modest rate, in the future, but to some degree are also difficult to abate).

Measuring with a spectrometer what is left from the radiation of a broadband infrared source (say a black body heated at 1000 °C) after crossing the equivalent of some tens or hundreds of meters of the air, shows that the main CO2 bands (4.3 µm and 15 µm) have been replaced by the emission spectrum of the CO2 which is radiated at the temperature of the trace - gas.

The main land use item we followed was APA item 3 (c), which was also the hot topic among land - focused civil society because of it's impact on how parties under the Paris Agreement account for their emissions by sources (deforestation, agriculture) and removals by sinks (forests, agriculture) from the land sector in their NDCs.

The report says gas - guzzling SUVs will soon be the main source of CO2 emissions from U.S. autos, because in 2002 they overtook small cars in market share.

Fossil fuel combustion is the source of about 60 % of global greenhouse gas emissions, and the main driver of emissions growth.

E.g., research assumes greenhouse gas emissions cause warming without explicitly stating humans are the cause»... carbon sequestration in soil is important for mitigating global climate change» (4a) No position Does not address or mention the cause of global warming (4b) Uncertain Expresses position that human's role on recent global warming is uncertain / undefined «While the extent of human - induced global warming is inconclusive...» (5) Implicit rejection Implies humans have had a minimal impact on global warming without saying so explicitly E.g., proposing a natural mechanism is the main cause of global warming»... anywhere from a major portion to all of the warming of the 20th century could plausibly result from natural causes according to these results» (6) Explicit rejection without quantification Explicitly minimizes or rejects that humans are causing global warming»... the global temperature record provides little support for the catastrophic view of the greenhouse effect» (7) Explicit rejection with quantification Explicitly states that humans are causing less than half of global warming «The human contribution to the CO2 content in the atmosphere and the increase in temperature is negligible in comparison with other sources of carbon dioxide emission»»

To do this, it aims to build on existing sustainability strategies and prioritize action on the main sources of emissions: restaurant energy use and packaging waste, and beef production.

includes a gym, redundant power sources, zero emission mode, ability to run houseloads without generators running, ability to power the grid at a marina where facilities are available, and the gym equipment will charge the main batteries when in use.

The other reason that livestock production has such a substantial impact on climate change is that livestock are among the main sources of the world's methane emissions.

Impacts on tropospheric ozone, CH4 (through changes in OH) and CO2 have been considered, using either an «anthropogenic» emission distribution or a «natural» emission distribution depending on the main sources for each gas.