Science Advances

Supplementary Materials

This PDF file includes:

  • Supplementary Materials and Methods
  • eq. S1. Calculation of MeHg concentration (pmol g−1 d.w.) in sediment.
  • eq. S2. Calculation of MeHg concentration (pmol g−1 d.w.) in biota.
  • fig. S1. Schematic illustration of the mesocosm experiment setup.
  • fig. S2. Pelagic biological productivity parameters.
  • fig. S3. Total 204Hg and Me199Hg concentrations in water.
  • fig. S4. Projected changes in runoff following climate scenario RCP8.5 (IPCC) (7).
  • fig. S5. Sedimentation rate of NOM.
  • table S1. Schematic description of the mesocosm experiment treatments.
  • table S2. Chemical speciation calculations for HgII and MeHg in the mesocosm water phase.
  • table S3. Statistics for the treatment effects from repeated-measures ANOVA for eight response variables (Table 1) in mesocosm.
  • table S4. Input data for the Hg mass balance calculations based on eqs. S1 and S2.
  • table S5. Nutrient addition scheme for the mesocosm water phase.
  • References (61, 62)

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