Beryllium 10 and climate – Watts Up With That?
Beryllium 10 and climate. Beryllium-10 is an isotope that is a proxy for the sun's activity. Be 10 is produced in the atmosphere by cosmic ray collisions with atoms of oxygen and nitrogen. Beryllium 10 concentrations are linked to cosmic ray intensity which can be a proxy for solar strength. One way to capture earth's record of that proxy ...