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Title: Atmosphere carbon dioxide sequestration through fertilization of a high-nutrients-low chlorophyll (HNLC) oceanic region with iron

Project Leader:
Naqvi, S.W.A.

 

Objectives:

  • develop expertise in India for induced CO2 sequestration by the ocean;
  • study the effect of enhanced carbon production on surface carbon chemistry, food web-structure, and particulate export to the deep sea;
  • determine the fate of carbon exported from the oceanic surface layer;
  • investigate the adverse effects, if any, of enhanced carbon production on ecosystem (e.g. obnoxious blooms) and biogeochemical cycling (e.g. production of greenhouse gases other than CO2);
  • assess the socio-economic impact and techno-commercial viability of iron fertilization as a possible mechanism of mitigation of greenhouse warming;
  • develop nanomaterials using low cost biogenic and non biogenic materials as carriers and test them for slow release of iron in HNLC regions;
  • characterize the dynamics of microbial communities in the oceanic waters prior to and after fertilization; and
  • develop biogeochemical models for simulating carbon production and processing in the euphotic zone, its export to deep sea and its alteration by iron fertilization.


Team Members:
Dileepkumar, M.
Narvekar, P.V.
Sardessai, S.
Rao, V.P.
Kurian, S.
Gauns, M.
Matondkar, S.G.P.
Naik, H.
Shenoy, D.M.
Alagarsamy, R.
Sonawane, A.V.
Methar A.L.