Primary Productivity, Aqua MODIS, NPP, Global, 2003-present, EXPERIMENTAL (1 Day Composite)

calculates vertically integrated primary productivity using the Behrenfield - Falkowski method and satellite-based measurements of Chlorophyll a, incident visible surface irradiance, and sea surface temperature. see (Behrenfield and Falkowski, L&O 1997).
_NCProperties=version=2,netcdf=4.9.1,hdf5=1.12.2
cdm_data_type=Grid
contact=https://www.pfeg.noaa.gov/guest_book.html
Conventions=CF-1.6, COARDS, ACDD-1.3
creation_date=2024-12-06
Easternmost_Easting=179.9792
geospatial_lat_max=89.97918
geospatial_lat_min=-89.97916
geospatial_lat_units=degrees_north
geospatial_lon_max=179.9792
geospatial_lon_min=-179.9792
geospatial_lon_units=degrees_east
geospatial_vertical_max=0.0
geospatial_vertical_min=0.0
geospatial_vertical_positive=up
geospatial_vertical_units=m
history=erdMH1pp1day was created at NOAA NMFS SWFSC ERD ([e-mail]) from data in the erdMH1chla1day, erdMH1sstd1day, and erdMH1par01day datasets.
infoUrl=https://coastwatch.pfeg.noaa.gov/infog/PPMH_las.html
institution=NOAA NMFS SWFSC ERD
keywords_vocabulary=GCMD Science Keywords
naming_authority=gov.noaa.pfeg.coastwatch
Northernmost_Northing=89.97918
references=Behrenfield and Falkowski, L&O 1997
rights=The data may be used and redistributed for free but is not intended for legal use, since it may contain inaccuracies. Neither the data Contributor, CoastWatch, NOAA, nor the United States Government, nor any of their employees or contractors, makes any warranty, express or implied, including warranties of merchantability and fitness for a particular purpose, or assumes any legal liability for the accuracy, completeness, or usefulness, of this information.
source_data=AQUA_MODIS.20241204.L3m.DAY.CHL.chlor_a.4km.NRT.nc, AQUA_MODIS.20241204.L3m.DAY.PAR.par.4km.NRT.nc, AQUA_MODIS.20241204.L3m.DAY.SSTMasked.sst.4km.NRT.nc
sourceUrl=(local files)
Southernmost_Northing=-89.97916
spatial_resolution=0.0417 degree
standard_name_vocabulary=CF Standard Name Table v70
testOutOfDate=now-4days
time_coverage_end=2024-12-04T12:00:00Z
time_coverage_start=2003-01-01T12:00:00Z
Westernmost_Easting=-179.9792

搜集汇总

背景与挑战

背景概述

该数据集为全球海洋初级生产力实验性产品，基于Aqua MODIS卫星数据，使用Behrenfield-Falkowski方法计算每日净初级生产力，时间覆盖从2003年至今。数据集整合了叶绿素a浓度、光合有效辐射和海面温度等多源卫星观测数据，空间分辨率约为4公里，用于监测全球海洋浮游植物的生产力变化。