3656 20181119074958.0 10.1029/2018EO109747 DOI SCART-2018-0074 Van Camp, M. Universal Units Reflect Their Earthly Origins 2018 On November 16, 2018, the kilogram joined its fellow metric units with a definition based on fundamental physical constants, but these units maintain links to their roots in the geosciences. NO International System of Units SI Kilogram Gravimetry Geodesy Metric system Richard, P. de Viron, O. EOS Transactions American Geophysical Union 99 2018 michel.vancamp@observatoire.be https://eos.org/project-updates/recording-belgiums-gravitational-history published in REFERD