Vol. 48, No.1, Tot No.333 2020----Institute of Geochemistry Chinese Academy of Sciences

EARTH AND ENVIRONMENT
Vol. 48, No.1, Tot No.333 2020

CONTENTS

	Research Results
1	Coupled Cycling of Carbon and Silica in Karst Reservoirs: Insights from Hongfeng Lake, Puding Reservoir and Pingzhai Reservoir WEI Yu et al
10	Characteristics of Inorganic Components and Nitrate Nitrogenoxygen Isotopes of PM2.5 in the Chengdu City YANG Zhou et al
17	Effects of Enclosure on Quantitative Characteristics and Species Diversity of the Understory Vegetation Community in the Pinus sylvestris var. Mongolica Sandy-fixation Plantation FANG Xiang et al
24	Effect of Application of Cattle Manure on Arsenic Uptake by Rice in Arsenic-contaminated Paddy Fields HUANG Chenchen et al
30	Analysis of Mine Water Acidification Process Under Antimony Deposit Mining Conditions ZENG Xiangying et al
38	A Study of Snowmelt Recharging to Groundwater based on in-situ Field Tests LIU Chang et al
46	Characteristics of Air Environment Changes in Caves under Short-term and High Intensive Tourism Activities and Its Influence Factors: A Case Study of the Dafeng Cave in the Suiyang County FAN Baoxiang et al
58	Ecological Stoichiometry of Carbon, Nitrogen and Phosphorus in Plant Leaves and Soils of Mangrove Forests in the Beilun Estuary, Guangxi, China ZHOU Yuanhui et al
	Applied Study
66	Characteristics of Spatiotemporal Distribution of O3 in China and Impact Analysis of Socio-economic Factors WANG Xinlong et al
76	The Paleoclimate during the Qijia Culture in the Chankou of Dingxi, Gansu Qinghai Area TU Nian et al
87	Fluorine Pollution in the Environment and Human Fluoride Effect HE Lingling et al
96	Spatial Variation of Soil Magnetic Susceptibility and Its Influencing Factors in a Small Watershed of the Danjiangkou Reservoir Area LIU Yang et al
105	Characteristics and Diversity Analysis of Microbial Population in the Deep Limestone Fissure Aquifer Chu Hui et al
112	Sorption Behaviors of Sb(V) on Soils from an Antimony Smelting Area JIANG Zaiju et al
120	Characteristics of Hydrogen and Oxygen Isotope of Precipitation and Its Environmental Significance in Shanghai ZHANG Luan et al
129	A Preliminary Study on Residues of Organochlorine Pesticides and Polychlorinated Biphenyls in Forest Soils of Southwest China TAN Wei et al
	Experiment Research
127	Selection and Optimization of DGT Resin Gel for MeHg Adsorption GAO Fangfang et al
146	Stabilization Effect of Fe-Mn Binary Oxides and Bentonite on Antimony-arsenic Co-contaminated Soils RONG Qun et al
	Special Subject and Review
153	Research on Population and Carbon Fixation Function of Chemoautotrophic Microbes in Aquatic Environments ZHAO Yuan et al