Anthropogenicactivities contribute 50 ~ 70% of global mercury emission.
全球排放汞的总量中由人类活动引起的占50—70%。
2
And the geochemical characteristics of the surface sediments reflect the impact of anthropogenicactivities.
而表层沉积物稀土特征反映了人类活动的影响。
3
Land use, cultivation, crop selection, planting density, irrigation, fertilization, and other anthropogenicactivities all affect the dynamics of SOC pool.