Results 1 to 10 of about 13,727 (112)

Satellite Ocean Colour: Current Status and Future Perspective [PDF]

open access: yesFrontiers in Marine Science, 2019
Spectrally resolved water-leaving radiances (ocean colour) and inferred chlorophyll concentration are key to studying phytoplankton dynamics at seasonal and inter-annual scales, for a better understanding of the role of phytoplankton in marine ...
Steve Groom   +2 more
exaly   +4 more sources

An Ocean-Colour Time Series for Use in Climate Studies: The Experience of the Ocean-Colour Climate Change Initiative (OC-CCI) [PDF]

open access: yesSensors, 2019
Ocean colour is recognised as an Essential Climate Variable (ECV) by the Global Climate Observing System (GCOS); and spectrally-resolved water-leaving radiances (or remote-sensing reflectances) in the visible domain, and chlorophyll-a concentration are ...
Shubha Sathyendranath   +2 more
exaly   +4 more sources

Mediterranean Ocean Colour Chlorophyll Trends. [PDF]

open access: yesPLoS ONE, 2016
In being at the base of the marine food web, phytoplankton is particularly important for marine ecosystem functioning (e.g., biodiversity). Strong anthropization, over-exploitation of natural resources, and climate change affect the natural amount of ...
Simone Colella   +4 more
doaj   +2 more sources

Ocean colour signature of climate change [PDF]

open access: yesNature Communications, 2019
Changes in chlorophyll-a are used as an indirect proxy for monitoring global changes in marine phytoplankton. Here the authors show that remote sensing reflectance (R RS), such as the ratio of upwelling versus downwelling light at the ocean’s surface ...
Stephanie Dutkiewicz   +5 more
doaj   +2 more sources

Global ocean colour trends in biogeochemical provinces

open access: yesFrontiers in Marine Science, 2023
Satellite-derived ocean colour data provide continuous, daily measurements of global waters and are an essential tool for monitoring these waters in a changing climate.
Martin Hieronymi   +2 more
exaly   +3 more sources

Trends in ocean colour and chlorophyll concentration from 1889 to 2000, worldwide. [PDF]

open access: yesPLoS ONE, 2013
Marine primary productivity is an important agent in the global cycling of carbon dioxide, a major 'greenhouse gas', and variations in the concentration of the ocean's phytoplankton biomass can therefore explain trends in the global carbon budget.
Marcel R Wernand   +2 more
doaj   +2 more sources

Assimilating synthetic Biogeochemical-Argo and ocean colour observations into a global ocean model to inform observing system design [PDF]

open access: yesBiogeosciences, 2021
A set of observing system simulation experiments was performed. This assessed the impact on global ocean biogeochemical reanalyses of assimilating chlorophyll from remotely sensed ocean colour and in situ observations of chlorophyll, nitrate, oxygen, and
D. Ford
doaj   +1 more source

Algorithmic procedure for retrieving calorific contents of marine phytoplankton from space

open access: yesMethodsX, 2021
Microscopic marine phytoplankton are crucial for the survival of marine animals and sustainability of marine food webs. Developing our capability to estimate and monitor the calorific value of marine phytoplankton in the global ocean is, therefore ...
Shovonlal Roy
doaj   +1 more source

Ocean colour opportunities from Meteosat Second and Third Generation geostationary platforms [PDF]

open access: yesOcean Science, 2016
Ocean colour applications from medium-resolution polar-orbiting satellite sensors have now matured and evolved into operational services. These applications are enabled by the Sentinel-3 OLCI space sensors of the European Earth Observation Copernicus ...
E. J. Kwiatkowska   +6 more
doaj   +1 more source

Long-term variability of satellite derived total alkalinity in the southwest Bay of Bengal

open access: yesQuaternary Science Advances, 2022
The seasonal and inter-annual variability of Total Alkalinity (TA) concentration was studied in the Bay of Bengal from 2003 to 2019 by using MODIS-Aqua derived sea surface temperature (SST) and sea surface salinity (SSS) products.
Kandasamy Priyanka   +5 more
doaj   +1 more source

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