Objective There has been considerable debate about the definition of the lower boundary of Nanhua System by far.One definition is based on sedimentary sequence
ObjectivernComplex geological factors have been constraining the oil and gas exploration in the Paleozoic strata of the Qaidam Basin,although there are high-qua
Objective Bitumen is generally associated with oil and gas,which was originally used as an indicator of hydrocarbon reservoirs.With the progress of organic geoc
Objective The Huashan group(composed of the lower Hongshansi Formation and the upper Liufangzui Formation)is an important Neoproterozoic stratigraphic unit alon
Objective Shale gas is as an important kind of unconventional natural gas,with a great resource potential,and its exploration and development has attracted much
Objective Thermochronometry is based on the temperaturedependent radiogenic/fissionogenic products(e.g.,fission track or a particle)or the radiation effects of
ObjectivernLocated at the interface of terrestrial and marine ecosystems,mangroves are particularly sensitive to environmental changes.They provide a sedimentar