There are two major features regarding environmental data.
There are two ways to specify a time range for which the environmental layer is picked up.
Date format & rules
The following formats are accepted as a date (in the order of priority):
Format | Example for May 6th, 2001 | Notes |
---|---|---|
M/D/YYYY | 05/06/2001 or 5/6/2001 |
with or without a leading zero for month and day |
YYYY/M/D | 2001/05/06 or 2001/5/6 |
with or without a leading zero for month and day |
M-D-YYYY | 05-06-2001 or 5-6-2001 |
with or without a leading zero for month and day |
YYYY-M-D | 2001-05-06 or 2001-5-6 |
with or without a leading zero for month and day |
YYYYMMDD | 20010506 | month and day must be 2 digits |
Sea Surface Temperature |
|
---|---|
Source | AVHRR v5 Sea Surface Temperature |
Availability | 1982 through 2009 |
Averaging | Yearly, Monthly, 8 Day |
Cell size | 0.04 degree |
Unit | Degree Celsius |
Notes |
|
Sea Surface Height |
|
Source | Aviso Global DT-Upd Merged MADT SSH |
Availability | 1992-288 through 2010-090 |
Averaging | Weekly |
Cell size | 0.25 degree |
Unit | cm |
Notes |
|
Chlorophyll a |
|
Source | SeaWiFS (SeaStar) / MODIS (Aqua) / CZCS (Nimbus 7) / OCTS (ADEOS-1) |
Availability | Jan 2011 = MODIS Sept 1997- Dec 2010 = SeaWiFS Nov 1996 – June 1997 = OCTS Sept 1978 - June 1986 = CZCS |
Averaging | Yearly, Monthly, 8 days |
Cell size | 0.08 degree |
Unit | mg*m-3 |
Notes |
|
Bathymetry |
|
Source | S2004 (compilation of GEBCO and Smith/Sandwell) |
Availability | - |
Averaging | - |
Cell size | 1 arc-minute |
Unit | Meters. Depths represented as positive values. |
Notes |
|