A natural emission inventory of methane (CH_4), one of the main greenhouse gases, was carried out in the frame of the ESCOMPTE project. The algorithms used for calculation are mainly based on the CORINAIR and the IPCC methodology. Methane emission is estimated for the year 1999 at 10.3Tg ...
In fact, the methane of the warming effect of carbon dioxide is 2 72 times, and animal husbandry and aquaculture is man-made emissions of methane, the primary sources we need to face is to contain the animal husbandry and aquaculture development, save us toward destruction of ecological environ...
A. ) shows that it is the single main source of nitrogen oxides, carbon monoxide and non-methane volatile organic compounds. It is also the second most important source of PM10 and PM2.5 particles. As well as road transport, manufacturing industries, construction, the residential sector and agr...
Global warming is one of the most pressing issues of our time. The main cause of global warming is the increase in greenhouse gases, such as carbon dioxide, methane, and nitrous oxide. These gases trap heat in the atmosphere, leading to a rise in global temperatures. The burning of fossil...
At present, cloud activity mainly occurs in the southern (summer) hemisphere, arising near the pole and at mid-latitudes from cumulus updrafts triggered by surface heating and/or local methane sources, and at the north (winter) pole, resulting from the subsidence and condensation of ethane-rich...
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So how do you tell one source of methane from another? The key is that methane gas from shale has a different chemical signature to conventionally extracted gas. The study first determined the typical chemical composition of methane from fracking, conventional gas extraction, and natural sources. ...
Methane-dominated thermochemical sulphate reduction in the Triassic Feixianguan formation east Sichuan basin, China: towards prediction of fatal H2S concentrations Mar. Petroleum Geol., 21 (10) (2004), pp. 1265-1279 Google Scholar [7] G. Zhu, S. Zhang, Y. Liang, J. Dai, J. Li Isotopic ...
We show in particular that US methane emissions are not likely to contribute significantly to the positive atmospheric trend, that none of the IPCC atmospheric scenarios represents the recent trajectory of concentrations, and that biogenic sources are probably the largest contributors to the positive ...
rocks, that’s why their methane resource characteristics are essentially the same. The calculated4He generation per cubic metamorphic crystalline basement in the three basins is roughly equivalent, which is consistent with the measured He resources, and it is believed that the4He of radiogenic from ...