Science Advances

Supplementary Materials

This PDF file includes:

  • Fig. S1. Histogram of EC CH4 sea-air 20-min flux measurements away from gas seeps.
  • Fig. S2. HYSPLIT back trajectory for Chukchi Sea enhanced CH4 (21 August 2014).
  • Fig. S3. HYSPLIT back trajectory for Chukchi Sea enhanced CH4 (27 August 2014).

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