/* DATA DESCRIPTION:
Citation:	Wang, Rong; Tao, Shu; Wang, Bin; Yang, Yu; Lang, Chang; Zhang, Yanxu; Hu, Jing; Ma, Jianmin; Hung, Hayley (2010): (Supplement Table S5) Seasonal variation in the relative contribution of various activities to polycyclic aromatic hydrocarbons observed at Alert [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.838009, 
	In supplement to: Wang, R et al. (2010): Sources and pathways of polycyclic aromatic hydrocarbons transported to Alert, the Canadian High Arctic. Environmental Science & Technology, 44(3), 1017-1022, https://doi.org/10.1021/es902203w
Coverage:	LATITUDE: 82.500000 * LONGITUDE: -62.333330
	MINIMUM ELEVATION: 200.0 m * MAXIMUM ELEVATION: 200.0 m
Event(s):	Alert (Canadian Arctic Station) * LATITUDE: 82.500000 * LONGITUDE: -62.333330 * ELEVATION: 200.0 m * LAKE WATER DEPTH: 60 m * LOCATION: Queen Elizabeth Islands, Canada NWT (URI: http://en.wikipedia.org/wiki/Queen_Elizabeth_Islands) * CAMPAIGN: Joint_Arctic_Weather_Stations * METHOD/DEVICE: Observation (OBSE)
Comment:	The 15 PAHs include: acenaphthylene, acenaphthene, fluorene, phenanthrene, anthracene, fluoranthene, pyrene, benz[a]anthracene, chrysene, benzo[b]fluoranthene, benzo[k]fluoranthene, benzo[a]pyrene, dibenz[a,h]anthracene, indeno[1,2,3-cd]pyrene, and benzo[g,h,i]perylene.
Parameter(s):	Origin (Origin) * PI: Wang, Rong (https://orcid.org/0000-0003-1962-0165, rongwang@sio.org.cn)
	Polycyclic aromatic hydrocarbons [%] (PAH) * PI: Wang, Rong (https://orcid.org/0000-0003-1962-0165, rongwang@sio.org.cn) * COMMENT: spring
	Polycyclic aromatic hydrocarbons [%] (PAH) * PI: Wang, Rong (https://orcid.org/0000-0003-1962-0165, rongwang@sio.org.cn) * COMMENT: summer
	Polycyclic aromatic hydrocarbons [%] (PAH) * PI: Wang, Rong (https://orcid.org/0000-0003-1962-0165, rongwang@sio.org.cn) * COMMENT: fall
	Polycyclic aromatic hydrocarbons [%] (PAH) * PI: Wang, Rong (https://orcid.org/0000-0003-1962-0165, rongwang@sio.org.cn) * COMMENT: winter
	Polycyclic aromatic hydrocarbons [%] (PAH) * PI: Wang, Rong (https://orcid.org/0000-0003-1962-0165, rongwang@sio.org.cn) * COMMENT: annual
License:	Creative Commons Attribution 3.0 Unported (CC-BY-3.0) (URI: https://creativecommons.org/licenses/by/3.0/)
Size:	42 data points
*/
Origin	PAH [%] (spring)	PAH [%] (summer)	PAH [%] (fall)	PAH [%] (winter)	PAH [%] (annual)
domestic coal	13.0	3.3	10.0	27.0	23.0
biofuel burning	31.0	40.0	30.0	18.0	24.0
aluminum electrolysis	21.0	21.0	17.0	25.0	23.0
petroleum fuel	7.3	9.0	12.0	4.1	6.4
waste incineration	4.0	0.4	5.5	6.6	6.6
coke production	5.3	3.3	3.9	5.5	5.4
all other sources	17.0	23.0	20.0	15.0	26.0