The regional gravity field and residual gravity anomaly in the Qinling-Dabie area were separated for the first time, which might be produced by the relief of th
Trace fossils represent both sedimentological and paleontological entities, representing a unique blending of potential environmental indicators in the rock rec
The Miyun reservoir is an important water supply for Beijing city. The distribution laws of nitrogen in the Miyun reservoir waters and the transportation factor
A nonlinear box system describing ozone photochemistry in the stratosphere is presented. Influences of pollutants, such as odd chlorine (Clx) and odd nitrogen (
17 samples were collected from aeolian and lacustrine profiles within the environment sensitive zone of the Loess Plateau, and an experimental method was establ
Loess-paleosol units S0, L1, S1 and L2, being in the Yangguo loess section, have been studied. Based on the measurements of susceptibility and grain size analys
A model for calculating CO<sub>2</sub> flux in the wheat field and an algorithm for estimating CO<sub>2</sub> flux in the regional scale were presented using th