Boron and chlorine were determined in rain water and in atmospheric moisture condensed in a "Saratov" refrigerator. Ocean is the main source of boron on the earth surface. Boron evaporates from the ocean and enriches ...

New data show that the thermal field is definitely related to the geologic structure at depth and to other geophysical fields. Low heat-flow values along reliably established subsurface faults suggest absence of a heated ...