Global abrupt climate change from Marinoansnowball Earth to greenhouse Earth, recorded as cap car-bonate overlain on diamictite, had shed the first light onCamb
Progressive developments in industrial and agricultural activities are causing a critical stress on groundwater quality in developing countries.The objective of
Mercury mines in Guizhou province are the main base of mercury production and the most important resource base in China.The San-Dan mercury belt in Guizhou prov
The total concentrations of Cd,As,Pb,Cr,Ni,Co,Zn,Cu,Ag,Hg,and Mo were determined in the atmospheric dust of the city of Yerevan by atomic absorption spectrometr