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Vol. 48, No.6, Tot No.338 2020 TEXT SIZE: A A A
EARTH AND ENVIRONMENT
Vol. 48, No.6, Tot No.338 2020 
 
    CONTENTS
   

 

Research Results 

643

The Pollen Records of Human Activities in Qinghai Tibet Plateau during the Middle and Late Holocene
CHEN Xiaoliang et al

652

Spatial-temporal Variations and Influencing Factors of Formaldehyde in the Three Provinces of Northeast China during 2005-2018
HUANG Shuyuan et al

663

Spatio-temporal Distribution of PM2.5 during Winter and Spring Seasons in Shaanxi Province
YI Wenli et al

672

Surface Soil Carbon Density and Turnover Rate of Typical Vegetation Types in Beijing Songshan National Nature Reserve
LIANG Chen et al

680

Water Chemical Characteristics and the Substance Provenance in Anning River Basin of Sichuan Province
LIAO Cheng et al

689 

Production Mechanism of H2S at the Water air Interface of Groundwater at the Zengpiyan Cave Site
WEI Minjie et al

 

Applied Study 

698

Preliminary Study on the Sedimentation Rate of Wetlands in the Lower Yellow River Based on the 210Pb and 137Cs Dating Techniques
GU Jiawei (698)

704 

Desorption Characteristics of PCB138 in Two Soils and Their Organic Matter Components
CONG Xin et al

711

Adsorption Characteristics of Lead Ions in Wastewater by Four Plant Derived Materials
ZHANG Dan et al 

719

Environmental Geochemistry Assessment of Heavy Metals in Soil at the Huijiabao Au Mine Field in Guizhou, China
LI Lei et al

728 

Hydrogen and Oxygen Isotope Signatures of Soil Water in the Thick Unsaturated Zone and the Source Identification
XIE Jinyan et al

 

Special Subject and Review 

736

Advances in Preparation of Biochar from Eupatorium Adenophorum and Its Application
FENG Qianwei et al

747 

A Review on Biodegradation of Persistent Organic Pollutants by Whit-rot Fungi
YIN Ru et al

 
 
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