List of public deliverables 2nd period (month 19-36)

D2.1 Surface and deep water pH evolution over Glacialto Interglacial time scales (PDF)

Due month: 36 Responsible scientist: H. Elderfield

Due month: 36 Responsible scientist: H. Elderfield

D2.3 Improved biogeochemical model parameterisation for the natural ocean-sediment carbonate chemistry dynamics based on new dissolution rate constants (PDF)

Due month: 36 Responsible scientist: F. Joos

D2.4 Estimate of carbonate system shift during extreme ocean acidification event (Cretaceous Paleogene boundary) and restoring conditions for recovery (tipping point)

Due month: 36 Responsible scientist: A. Merico

D2.5 Establish pH calibrations of coccolith morphology, δ¹¹B in deep sea corals and understanding of calcification mechanisms of foraminifera (tipping point for calcification)

Due month: 36 Responsible scientist: E. Douville

D2.7 Report most likely glacial/interglacial rain ratio shift during last climatic cycle derived from inverse modelling approach

Due month: 36 Responsible scientist: C. Heinze

D3.7 Atlas of calcifer historical trends and biogeographical changes over time, according to CPR data (PDF)

Due month: 24 Responsible scientist: P. Burkill

D4.4 Identify the molecular components of the main DIC uptake mechanisms in coccolithophores with a combination of in silico and functional approaches

Due month: 36 Responsible scientist: C. Brownlee

D4.6 Generate and synthesize data from laboratory studies on key marine calcifyers to improve parameterisations of existing ecological and biogeochemical models (link to WP9 and WP11)

Due month: 36 Responsible scientist: D. Iglesias-Rodriguez

D5.9 Model of CO₂/pH sensitive regulation of carbon fluxes and energy allocation at the cellular level

Due month: 36 Responsible scientist: Anja Engel

D5.10 Viewpoint article on sensitivity of pelagic autotrophic processes to ocean acidification

Due month: 36 Responsible scientist: A. Engel

D6.4 Concept of sensitivity in the life cycles of various groups of marine animals (invertebrates and fish), dissemination as a viewpoint article

Due month: 36 Responsible scientist: C. Clemmesen

D6.5 Conceptual model of mechanisms causing sensitivity and linking organismic responses to ecosystem change (linking to WP 7, 9), dissemination as a viewpoint article

Due month: 36 Responsible scientist: H.-O. Pörtner

D7.1 Changes in prokaryote production and respiration as a function of carbon dioxide levels and identification of species involved, link with WP8

Due month: 24 Responsible scientist: M. Weinbauer

D7.3 Links between microbial diversity and microbial mediated ecosystem functions and their pH dependence, link with WP8

Due month: 36 Responsible scientist: M. Weinbauer (pelagic) and K. Tait (benthic)

D7.4 Analysis of prokaryotic gene expression as consequence of ocean acidification/increased CO₂; description of the microbial processes that the differently expressed genes are influencing

Due month: 36 Responsible scientist: Martin Mûhling

D8.1 Tipping point/risk assessment of OA effects on viral infection and predation on calcifying algae. Linking observations of calcification and performance (WP4 and WP6) to trophic interactions (WP8).

Due month: 36 Responsible scientist: C. Brussard

D9.4 Identification of physiological and ecological processes that contribute most to uncertainties in ecosystem models

Due month: 24 Responsible scientist: M. Schartau

D10.2 Report comparing anthropogenic changes in carbonate chemistry with natural variability

Due month: 30 Responsible scientist: C. Heinze

D13.8 “Strawman” report of potential thresholds, new states, risks to the marine environment and potential feedback to climate and associated uncertainties, probabilities and thresholds associated with CO₂ emission and stabilization scenarios

Due month: 26 Responsible scientist: C. Turley

D14.4 Updated list of Policy Advisory Committees, Working Groupsand Boards in which EPOCA PIs are active

Due month: 30 Responsible scientist: C. Turley

Due month: 18 Responsible scientist: P. Saugier