Installation of autonomous underway pCO2 instruments onboard ships of opportunity.

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Corporate Authors

GEOMAR Research Centre for Marine Geosciences
National Oceanic and Atmospheric Administration

Publication date

2019

Publisher

National Oceanic and Atmospheric Administration

Journal

NOAA technical report, OAR AOML ; 50

Spatial Coverage

Geographical Scope

Global

Sea Region

Not applicable

Categories

Categories

water body

Discipline

Parameter discipline

Marine Chemistry

Instruments and Platforms

Instrument

water body temperature sensor
pH sensors
thermosalinographs

Platform

naval vessel
research vessel
ship
surface vessel
vessel of opportunity
vessel of opportunity on fixed route

Methods Status

Maturity Level

Level 4: Better Practice - Developed and Adopted

Abstract

The oceans are the largest sustained sink of anthropogenic carbon with a flux into the ocean of about 2.4 1015 grams, or 2.4 gigatons, of carbon annually, thereby partially mitigating the rapid increase of this climate-forcing gas into the atmosphere. To provide meaningful projections of future atmospheric CO2 levels and surface oceanic CO2 concentrations, we must constrain the flux of CO2 across the air-water interface. An important component of this effort is to obtain more systematic observations of CO2 in the ocean by installing autonomous systems—underway pCO2 analyzers—on ships of opportunity. The purpose of this technical report is to provide the necessary information required to perform such an installation. The information it contains pertains specifically to the installation of the system built by General Oceanics, Inc. in Miami, Florida. However, most of the instructions and issues discussed should apply to any type of autonomous system.

Description

Keywords

License

Creative Commons Zero 1.0 Universal

Citation

Pierrot, D., and T. Steinhoff, 2019: Installation of autonomous underway pCO2 instruments onboard ships of opportunity. NOAA Technical Report, OAR-AOML-50 (doi:10.25923/ffz6-0x48), 31 pp.

Variables

Applications

MSFD

Descriptor 5: Eutrophication

MSP

Biodiversity and Conservation
Fisheries and Aquaculture
Tourism and Recreation
Environmental Protection
Climate Change Adaptation and Mitigation
Scientific Research and Monitoring

GOOS Application

Climate analysis and assessment
Climate prediction and projection
Environmental assessment and outlook
Hazard response/early warning systems
Operational ocean data and forecasting

GOOS EOV Phenomena

Ocean Obs Societal Need

Climate
Ocean health
Operational needs
Vulnerable communities

Sustainable Development Goals

Goal 14. Conserve and sustainably use the oceans, seas and marine resources for sustainable development
Goal 13. Take urgent action to combat climate change and its impacts
Goal 14. Conserve and sustainably use the oceans, seas and marine resources for sustainable development::14.3 Minimize and address the impacts of ocean acidification, including through enhanced scientific cooperation at all levels
Goal 13. Take urgent action to combat climate change and its impacts::13.1 Strengthen resilience and adaptive capacity to climate-related hazards and natural disasters in all countries
Goal 14. Conserve and sustainably use the oceans, seas and marine resources for sustainable development::14.a Increase scientific knowledge, develop research capacity and transfer marine technology, taking into account the Intergovernmental Oceanographic Commission Criteria and Guidelines on the Transfer of Marine Technology, in order to improve ocean health and to enhance the contribution of marine biodiversity to the development of developing countries, in particular small island developing States and least developed countries
Goal 14. Conserve and sustainably use the oceans, seas and marine resources for sustainable development::14.3 Minimize and address the impacts of ocean acidification, including through enhanced scientific cooperation at all levels::14.3.1 Average marine acidity (pH) measured at agreed suite of representative sampling stations

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