School of Geography,Nanjing Normal University,Nanjing 210023,China;
Jiangsu Center for Collaborative Innovation in Geographical Information Resource Development and Application,Nanjing Normal University,Nanjing 210023,China;
Key Laboratory of Virtual Geographic Environment(Nanjing Normal University),Ministry of Education,Nanjing 210023,China;
State Key Laboratory Cultivation Base of Geographical Environment Evolution(Jiangsu Province),Nanjing 210023,China;
Polycyclic aromatic hydrocarbons(PAHs); Source apportionment; Receptor models; Sediment core; Tibetan Plateau;