Hg0 trends in the North and South Atlantic A. L. Soerensen, D. J. Jacob, D. Streets, M. Witt, R. Ebinghaus, R. P. Mason, M. Andersson and E. M. Sunderland E3S Web of Conferences, 1 (2013) 07002 Published online: 23 April 2013 DOI: 10.1051/e3sconf/20130107002