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p4zsbc.F90 in branches/CNRS/dev_r6270_PISCES_QUOTA/NEMOGCM/NEMO/TOP_SRC/PISCES/P4Z – NEMO

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source: branches/CNRS/dev_r6270_PISCES_QUOTA/NEMOGCM/NEMO/TOP_SRC/PISCES/P4Z/p4zsbc.F90 @ 6847

Last change on this file since 6847 was 6453, checked in by aumont, 8 years ago
New developments of PISCES (QUOTA, ligands, lability, ...)
Property svn:keywords set to `Id`
File size: 28.7 KB

Line
1	MODULE p4zsbc
2	!!======================================================================
3	!! * MODULE p4sbc *
4	!! TOP : PISCES surface boundary conditions of external inputs of nutrients
5	!!======================================================================
6	!! History : 3.5 ! 2012-07 (O. Aumont, C. Ethe) Original code
7	!!----------------------------------------------------------------------
8	#if defined key_pisces \|\| defined key_pisces_quota
9	!!----------------------------------------------------------------------
10	!! 'key_pisces' PISCES bio-model
11	!!----------------------------------------------------------------------
12	!! p4z_sbc : Read and interpolate time-varying nutrients fluxes
13	!! p4z_sbc_init : Initialization of p4z_sbc
14	!!----------------------------------------------------------------------
15	USE oce_trc ! shared variables between ocean and passive tracers
16	USE trc ! passive tracers common variables
17	USE sms_pisces ! PISCES Source Minus Sink variables
18	USE iom ! I/O manager
19	USE fldread ! time interpolation
20
21	IMPLICIT NONE
22	PRIVATE
23
24	PUBLIC p4z_sbc
25	PUBLIC p4z_sbc_init
26
27	!! * Shared module variables
28	LOGICAL , PUBLIC :: ln_dust !: boolean for dust input from the atmosphere
29	LOGICAL , PUBLIC :: ln_solub !: boolean for variable solubility of atmospheric iron
30	LOGICAL , PUBLIC :: ln_river !: boolean for river input of nutrients
31	LOGICAL , PUBLIC :: ln_ndepo !: boolean for atmospheric deposition of N
32	LOGICAL , PUBLIC :: ln_ironsed !: boolean for Fe input from sediments
33	LOGICAL , PUBLIC :: ln_hydrofe !: boolean for Fe input from hydrothermal vents
34	LOGICAL , PUBLIC :: ln_ironice !: boolean for Fe input from sea ice
35	REAL(wp), PUBLIC :: sedfeinput !: Coastal release of Iron
36	REAL(wp), PUBLIC :: dustsolub !: Solubility of the dust
37	REAL(wp), PUBLIC :: mfrac !: Mineral Content of the dust
38	REAL(wp), PUBLIC :: icefeinput !: Iron concentration in sea ice
39	REAL(wp), PUBLIC :: wdust !: Sinking speed of the dust
40	REAL(wp), PUBLIC :: nitrfix !: Nitrogen fixation rate
41	REAL(wp), PUBLIC :: diazolight !: Nitrogen fixation sensitivty to light
42	REAL(wp), PUBLIC :: concfediaz !: Fe half-saturation Cste for diazotrophs
43	REAL(wp) :: hratio !: Fe:3He ratio assumed for vent iron supply
44	#if defined key_ligand
45	REAL(wp), PUBLIC :: fep_rats !: Fep/Fer ratio from sed sources
46	REAL(wp), PUBLIC :: fep_rath !: Fep/Fer ratio from hydro sources
47	#endif
48
49	LOGICAL , PUBLIC :: ll_sbc
50
51	!! * Module variables
52	LOGICAL :: ll_solub
53
54	INTEGER , PARAMETER :: jpriv = 7 !: Maximum number of river input fields
55	INTEGER , PARAMETER :: jr_dic = 1 !: index of dissolved inorganic carbon
56	INTEGER , PARAMETER :: jr_doc = 2 !: index of dissolved organic carbon
57	INTEGER , PARAMETER :: jr_din = 3 !: index of dissolved inorganic nitrogen
58	INTEGER , PARAMETER :: jr_don = 4 !: index of dissolved organic nitrogen
59	INTEGER , PARAMETER :: jr_dip = 5 !: index of dissolved inorganic phosporus
60	INTEGER , PARAMETER :: jr_dop = 6 !: index of dissolved organic phosphorus
61	INTEGER , PARAMETER :: jr_dsi = 7 !: index of dissolved silicate
62
63
64	TYPE(FLD), ALLOCATABLE, DIMENSION(:) :: sf_dust ! structure of input dust
65	TYPE(FLD), ALLOCATABLE, DIMENSION(:) :: sf_solub ! structure of input dust
66	TYPE(FLD), ALLOCATABLE, DIMENSION(:) :: sf_river ! structure of input riverdic
67	TYPE(FLD), ALLOCATABLE, DIMENSION(:) :: sf_ndepo ! structure of input nitrogen deposition
68	TYPE(FLD), ALLOCATABLE, DIMENSION(:) :: sf_ironsed ! structure of input iron from sediment
69	TYPE(FLD), ALLOCATABLE, DIMENSION(:) :: sf_hydrofe ! structure of input iron from hydrothermal vents
70
71	INTEGER , PARAMETER :: nbtimes = 365 !: maximum number of times record in a file
72	INTEGER :: ntimes_dust, ntimes_riv, ntimes_ndep ! number of time steps in a file
73	INTEGER :: ntimes_solub, ntimes_hydro ! number of time steps in a file
74
75	REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: dust, solub !: dust fields
76	REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: rivdic, rivalk !: river input fields
77	REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: rivdin, rivdip !: river input fields
78	#if defined key_pisces_quota
79	REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: rivdon, rivdop !: river input fields
80	REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: rivdoc !: river input fields
81	#endif
82	REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: rivdsi !: river input fields
83	REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: nitdep !: atmospheric N deposition
84	REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: ironsed !: Coastal supply of iron
85	REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: hydrofe !: Hydrothermal vent supply of iron
86
87	REAL(wp), PUBLIC :: sumdepsi, rivalkinput, rivdicinput, nitdepinput
88	REAL(wp), PUBLIC :: rivdininput, rivdipinput, rivdsiinput
89
90	!!* Substitution
91	# include "top_substitute.h90"
92	!!----------------------------------------------------------------------
93	!! NEMO/TOP 3.3 , NEMO Consortium (2010)
94	!! $Header:$
95	!! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt)
96	!!----------------------------------------------------------------------
97
98	CONTAINS
99
100	SUBROUTINE p4z_sbc( kt )
101	!!----------------------------------------------------------------------
102	!! * routine p4z_sbc *
103	!!
104	!! ** purpose : read and interpolate the external sources of nutrients
105	!!
106	!! ** method : read the files and interpolate the appropriate variables
107	!!
108	!! ** input : external netcdf files
109	!!
110	!!----------------------------------------------------------------------
111	!! * arguments
112	INTEGER, INTENT( in ) :: kt ! ocean time step
113
114	!! * local declarations
115	INTEGER :: ji,jj
116	REAL(wp) :: zcoef, zyyss
117	!!---------------------------------------------------------------------
118	!
119	IF( nn_timing == 1 ) CALL timing_start('p4z_sbc')
120
121	!
122	! Compute dust at nit000 or only if there is more than 1 time record in dust file
123	IF( ln_dust ) THEN
124	IF( kt == nit000 .OR. ( kt /= nit000 .AND. ntimes_dust > 1 ) ) THEN
125	CALL fld_read( kt, 1, sf_dust )
126	IF( nn_ice_tr == -1 .AND. .NOT. ln_ironice ) THEN
127	dust(:,:) = sf_dust(1)%fnow(:,:,1)
128	ELSE
129	dust(:,:) = sf_dust(1)%fnow(:,:,1) * ( 1.0 - fr_i(:,:) )
130	ENDIF
131	ENDIF
132	ENDIF
133
134	IF( ll_solub ) THEN
135	IF( kt == nit000 .OR. ( kt /= nit000 .AND. ntimes_solub > 1 ) ) THEN
136	CALL fld_read( kt, 1, sf_solub )
137	solub(:,:) = sf_solub(1)%fnow(:,:,1)
138	ENDIF
139	ENDIF
140
141	! N/P and Si releases due to coastal rivers
142	! Compute river at nit000 or only if there is more than 1 time record in river file
143	! -----------------------------------------
144	IF( ln_river ) THEN
145	IF( kt == nit000 .OR. ( kt /= nit000 .AND. ntimes_riv > 1 ) ) THEN
146	CALL fld_read( kt, 1, sf_river )
147	DO jj = 1, jpj
148	DO ji = 1, jpi
149	zcoef = ryyss * cvol(ji,jj,1)
150	rivalk(ji,jj) = sf_river(jr_dic)%fnow(ji,jj,1) &
151	& * 1.E3 / ( 12. * zcoef + rtrn ) * tmask(ji,jj,1)
152	#if defined key_pisces_quota
153	rivdic(ji,jj) = ( sf_river(jr_dic)%fnow(ji,jj,1) ) &
154	& * 1.E3 / ( 12. * zcoef + rtrn ) * tmask(ji,jj,1)
155	rivdin(ji,jj) = ( sf_river(jr_din)%fnow(ji,jj,1) ) &
156	& * 1.E3 / rno3 / ( 14. * zcoef + rtrn ) * tmask(ji,jj,1)
157	rivdip(ji,jj) = ( sf_river(jr_dip)%fnow(ji,jj,1) ) &
158	& * 1.E3 / po4r / ( 31. * zcoef + rtrn ) * tmask(ji,jj,1)
159	rivdoc(ji,jj) = ( sf_river(jr_doc)%fnow(ji,jj,1) ) &
160	& * 1.E3 / ( 12. * zcoef + rtrn ) * tmask(ji,jj,1)
161	rivdon(ji,jj) = ( sf_river(jr_don)%fnow(ji,jj,1) ) &
162	& * 1.E3 / rno3 / ( 14. * zcoef + rtrn ) * tmask(ji,jj,1)
163	rivdop(ji,jj) = ( sf_river(jr_dop)%fnow(ji,jj,1) ) &
164	& * 1.E3 / po4r / ( 31. * zcoef + rtrn ) * tmask(ji,jj,1)
165	#else
166	rivdic(ji,jj) = ( sf_river(jr_dic)%fnow(ji,jj,1) + sf_river(jr_doc)%fnow(ji,jj,1) ) &
167	& * 1.E3 / ( 12. * zcoef + rtrn ) * tmask(ji,jj,1)
168	rivdin(ji,jj) = ( sf_river(jr_din)%fnow(ji,jj,1) + sf_river(jr_don)%fnow(ji,jj,1) ) &
169	& * 1.E3 / rno3 / ( 14. * zcoef + rtrn ) * tmask(ji,jj,1)
170	rivdip(ji,jj) = ( sf_river(jr_dip)%fnow(ji,jj,1) + sf_river(jr_dop)%fnow(ji,jj,1) ) &
171	& * 1.E3 / po4r / ( 31. * zcoef + rtrn ) * tmask(ji,jj,1)
172	#endif
173	rivdsi(ji,jj) = sf_river(jr_dsi)%fnow(ji,jj,1) &
174	& * 1.E3 / ( 28.1 * zcoef + rtrn ) * tmask(ji,jj,1)
175	END DO
176	END DO
177	ENDIF
178	ENDIF
179
180	! Compute N deposition at nit000 or only if there is more than 1 time record in N deposition file
181	IF( ln_ndepo ) THEN
182	IF( kt == nit000 .OR. ( kt /= nit000 .AND. ntimes_ndep > 1 ) ) THEN
183	CALL fld_read( kt, 1, sf_ndepo )
184	DO jj = 1, jpj
185	DO ji = 1, jpi
186	nitdep(ji,jj) = sf_ndepo(1)%fnow(ji,jj,1) / rno3 / ( 14E6 * ryyss * fse3t(ji,jj,1) + rtrn )
187	END DO
188	END DO
189	ENDIF
190	ENDIF
191	!
192	IF( nn_timing == 1 ) CALL timing_stop('p4z_sbc')
193	!
194	END SUBROUTINE p4z_sbc
195
196	SUBROUTINE p4z_sbc_init
197
198	!!----------------------------------------------------------------------
199	!! * routine p4z_sbc_init *
200	!!
201	!! ** purpose : initialization of the external sources of nutrients
202	!!
203	!! ** method : read the files and compute the budget
204	!! called at the first timestep (nittrc000)
205	!!
206	!! ** input : external netcdf files
207	!!
208	!!----------------------------------------------------------------------
209	!
210	INTEGER :: ji, jj, jk, jm, ifpr
211	INTEGER :: ii0, ii1, ij0, ij1
212	INTEGER :: numdust, numsolub, numriv, numiron, numdepo, numhydro
213	INTEGER :: ierr, ierr1, ierr2, ierr3
214	INTEGER :: ios ! Local integer output status for namelist read
215	INTEGER :: ik50 ! last level where depth less than 50 m
216	REAL(wp) :: zexpide, zdenitide, zmaskt
217	REAL(wp) :: ztimes_dust, ztimes_riv, ztimes_ndep
218	REAL(wp), DIMENSION(nbtimes) :: zsteps ! times records
219	REAL(wp), DIMENSION(:), ALLOCATABLE :: rivinput
220	REAL(wp), DIMENSION(:,:,:), ALLOCATABLE :: zdust, zndepo, zriver, zcmask
221	!
222	CHARACTER(len=100) :: cn_dir ! Root directory for location of ssr files
223	TYPE(FLD_N), DIMENSION(jpriv) :: slf_river ! array of namelist informations on the fields to read
224	TYPE(FLD_N) :: sn_dust, sn_solub, sn_ndepo, sn_ironsed, sn_hydrofe ! informations about the fields to be read
225	TYPE(FLD_N) :: sn_riverdoc, sn_riverdic, sn_riverdsi ! informations about the fields to be read
226	TYPE(FLD_N) :: sn_riverdin, sn_riverdon, sn_riverdip, sn_riverdop
227	!
228	NAMELIST/nampissbc/cn_dir, sn_dust, sn_solub, sn_riverdic, sn_riverdoc, sn_riverdin, sn_riverdon, &
229	& sn_riverdip, sn_riverdop, sn_riverdsi, sn_ndepo, sn_ironsed, sn_hydrofe, &
230	& ln_dust, ln_solub, ln_river, ln_ndepo, ln_ironsed, ln_ironice, ln_hydrofe, &
231	& sedfeinput, dustsolub, icefeinput, wdust, mfrac, nitrfix, diazolight, concfediaz, &
232	#if defined key_ligand
233	& fep_rats, fep_rath, &
234	#endif
235	& hratio
236	!!----------------------------------------------------------------------
237	!
238	IF( nn_timing == 1 ) CALL timing_start('p4z_sbc_init')
239	!
240	! !* set file information
241	REWIND( numnatp_ref ) ! Namelist nampissbc in reference namelist : Pisces external sources of nutrients
242	READ ( numnatp_ref, nampissbc, IOSTAT = ios, ERR = 901)
243	901 IF( ios /= 0 ) CALL ctl_nam ( ios , 'nampissbc in reference namelist', lwp )
244
245	REWIND( numnatp_cfg ) ! Namelist nampissbc in configuration namelist : Pisces external sources of nutrients
246	READ ( numnatp_cfg, nampissbc, IOSTAT = ios, ERR = 902 )
247	902 IF( ios /= 0 ) CALL ctl_nam ( ios , 'nampissbc in configuration namelist', lwp )
248	IF(lwm) WRITE ( numonp, nampissbc )
249
250	IF(lwp) THEN
251	WRITE(numout,*) ' '
252	WRITE(numout,*) ' namelist : nampissbc '
253	WRITE(numout,*) ' ~~~~~~~~~~~~~~~~~ '
254	WRITE(numout,*) ' dust input from the atmosphere ln_dust = ', ln_dust
255	WRITE(numout,*) ' Variable solubility of iron input ln_solub = ', ln_solub
256	WRITE(numout,*) ' river input of nutrients ln_river = ', ln_river
257	WRITE(numout,*) ' atmospheric deposition of n ln_ndepo = ', ln_ndepo
258	WRITE(numout,*) ' Fe input from sediments ln_ironsed = ', ln_ironsed
259	WRITE(numout,*) ' Fe input from seaice ln_ironice = ', ln_ironice
260	WRITE(numout,*) ' fe input from hydrothermal vents ln_hydrofe = ', ln_hydrofe
261	WRITE(numout,*) ' coastal release of iron sedfeinput = ', sedfeinput
262	WRITE(numout,*) ' solubility of the dust dustsolub = ', dustsolub
263	WRITE(numout,*) ' Mineral Fe content of the dust mfrac = ', mfrac
264	WRITE(numout,*) ' Iron concentration in sea ice icefeinput = ', icefeinput
265	WRITE(numout,*) ' sinking speed of the dust wdust = ', wdust
266	WRITE(numout,*) ' nitrogen fixation rate nitrfix = ', nitrfix
267	WRITE(numout,*) ' nitrogen fixation sensitivty to light diazolight = ', diazolight
268	WRITE(numout,*) ' fe half-saturation cste for diazotrophs concfediaz = ', concfediaz
269	WRITE(numout,*) ' Fe to 3He ratio assumed for vent iron supply hratio = ', hratio
270	#if defined key_ligand
271	WRITE(numout,*) ' Fep/Fer ratio from sed sources = ', fep_rats
272	WRITE(numout,*) ' Fep/Fer ratio from sed hydro sources = ', fep_rath
273	#endif
274	END IF
275
276	IF( ln_dust .OR. ln_river .OR. ln_ndepo ) THEN ; ll_sbc = .TRUE.
277	ELSE ; ll_sbc = .FALSE.
278	ENDIF
279
280	IF( ln_dust .AND. ln_solub ) THEN ; ll_solub = .TRUE.
281	ELSE ; ll_solub = .FALSE.
282	ENDIF
283
284	! set the number of level over which river runoffs are applied
285	! online configuration : computed in sbcrnf
286	IF( lk_offline ) THEN
287	nk_rnf(:,:) = 1
288	h_rnf (:,:) = fsdept(:,:,1)
289	ENDIF
290
291	! dust input from the atmosphere
292	! ------------------------------
293	IF( ln_dust ) THEN
294	!
295	IF(lwp) WRITE(numout,*) ' initialize dust input from atmosphere '
296	IF(lwp) WRITE(numout,*) ' ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ '
297	!
298	ALLOCATE( dust(jpi,jpj) ) ! allocation
299	!
300	ALLOCATE( sf_dust(1), STAT=ierr ) !* allocate and fill sf_sst (forcing structure) with sn_sst
301	IF( ierr > 0 ) CALL ctl_stop( 'STOP', 'p4z_sed_init: unable to allocate sf_dust structure' )
302	!
303	CALL fld_fill( sf_dust, (/ sn_dust /), cn_dir, 'p4z_sed_init', 'Atmospheric dust deposition', 'nampissed' )
304	ALLOCATE( sf_dust(1)%fnow(jpi,jpj,1) )
305	IF( sn_dust%ln_tint ) ALLOCATE( sf_dust(1)%fdta(jpi,jpj,1,2) )
306	!
307	IF( Agrif_Root() ) THEN ! Only on the master grid
308	! Get total input dust ; need to compute total atmospheric supply of Si in a year
309	CALL iom_open ( TRIM( sn_dust%clname ) , numdust )
310	CALL iom_gettime( numdust, zsteps, kntime=ntimes_dust) ! get number of record in file
311	ALLOCATE( zdust(jpi,jpj,ntimes_dust) )
312	DO jm = 1, ntimes_dust
313	CALL iom_get( numdust, jpdom_data, TRIM( sn_dust%clvar ), zdust(:,:,jm), jm )
314	END DO
315	CALL iom_close( numdust )
316	ztimes_dust = 1._wp / FLOAT( ntimes_dust )
317	sumdepsi = 0.e0
318	DO jm = 1, ntimes_dust
319	sumdepsi = sumdepsi + glob_sum( zdust(:,:,jm) * e1e2t(:,:) * tmask(:,:,1) * ztimes_dust )
320	ENDDO
321	sumdepsi = sumdepsi / ( nyear_len(1) * rday ) * 12. * 8.8 * 0.075 * mfrac / 28.1
322	DEALLOCATE( zdust)
323	ENDIF
324	ELSE
325	sumdepsi = 0._wp
326	END IF
327
328	! Solubility of dust deposition of iron
329	! Only if ln_dust and ln_solubility set to true (ll_solub = .true.)
330	! -----------------------------------------------------------------
331	IF( ll_solub ) THEN
332	!
333	IF(lwp) WRITE(numout,*) ' initialize variable solubility of Fe '
334	IF(lwp) WRITE(numout,*) ' ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ '
335	!
336	ALLOCATE( solub(jpi,jpj) ) ! allocation
337	!
338	ALLOCATE( sf_solub(1), STAT=ierr ) !* allocate and fill sf_sst (forcing structure) with sn_sst
339	IF( ierr > 0 ) CALL ctl_stop( 'STOP', 'p4z_sed_init: unable to allocate sf_solub structure' )
340	!
341	CALL fld_fill( sf_solub, (/ sn_solub /), cn_dir, 'p4z_sed_init', 'Solubility of atm. iron ', 'nampissed' )
342	ALLOCATE( sf_solub(1)%fnow(jpi,jpj,1) )
343	IF( sn_solub%ln_tint ) ALLOCATE( sf_solub(1)%fdta(jpi,jpj,1,2) )
344	! get number of record in file
345	CALL iom_open ( TRIM( sn_solub%clname ) , numsolub )
346	CALL iom_gettime( numsolub, zsteps, kntime=ntimes_solub) ! get number of record in file
347	CALL iom_close( numsolub )
348	ENDIF
349
350	! nutrient input from rivers
351	! --------------------------
352	IF( ln_river ) THEN
353	!
354	slf_river(jr_dic) = sn_riverdic ; slf_river(jr_doc) = sn_riverdoc ; slf_river(jr_din) = sn_riverdin
355	slf_river(jr_don) = sn_riverdon ; slf_river(jr_dip) = sn_riverdip ; slf_river(jr_dop) = sn_riverdop
356	slf_river(jr_dsi) = sn_riverdsi
357	!
358	ALLOCATE( rivdic(jpi,jpj), rivalk(jpi,jpj), rivdin(jpi,jpj), rivdip(jpi,jpj), rivdsi(jpi,jpj) )
359	#if defined key_pisces_quota
360	ALLOCATE( rivdon(jpi,jpj), rivdop(jpi,jpj), rivdoc(jpi,jpj) )
361	#endif
362	!
363	ALLOCATE( sf_river(jpriv), rivinput(jpriv), STAT=ierr1 ) !* allocate and fill sf_river (forcing structure) with sn_river_
364	rivinput(:) = 0.0
365
366	IF( ierr1 > 0 ) CALL ctl_stop( 'STOP', 'p4z_sed_init: unable to allocate sf_irver structure' )
367	!
368	CALL fld_fill( sf_river, slf_river, cn_dir, 'p4z_sed_init', 'Input from river ', 'nampissed' )
369	DO ifpr = 1, jpriv
370	ALLOCATE( sf_river(ifpr)%fnow(jpi,jpj,1 ) )
371	IF( slf_river(ifpr)%ln_tint ) ALLOCATE( sf_river(ifpr)%fdta(jpi,jpj,1,2) )
372	END DO
373	IF( Agrif_Root() ) THEN ! Only on the master grid
374	! Get total input rivers ; need to compute total river supply in a year
375	DO ifpr = 1, jpriv
376	CALL iom_open ( TRIM( slf_river(ifpr)%clname ), numriv )
377	CALL iom_gettime( numriv, zsteps, kntime=ntimes_riv)
378	ALLOCATE( zriver(jpi,jpj,ntimes_riv) )
379	DO jm = 1, ntimes_riv
380	CALL iom_get( numriv, jpdom_data, TRIM( slf_river(ifpr)%clvar ), zriver(:,:,jm), jm )
381	END DO
382	CALL iom_close( numriv )
383	ztimes_riv = 1._wp / FLOAT(ntimes_riv)
384	DO jm = 1, ntimes_riv
385	rivinput(ifpr) = rivinput(ifpr) + glob_sum( zriver(:,:,jm) * tmask(:,:,1) * ztimes_riv )
386	END DO
387	DEALLOCATE( zriver)
388	END DO
389	! N/P and Si releases due to coastal rivers
390	! -----------------------------------------
391	rivdicinput = (rivinput(jr_dic) + rivinput(jr_doc) ) * 1E3 / 12._wp
392	rivdininput = (rivinput(jr_din) + rivinput(jr_don) ) * 1E3 / rno3 / 14._wp
393	rivdipinput = (rivinput(jr_dip) + rivinput(jr_dop) ) * 1E3 / po4r / 31._wp
394	rivdsiinput = rivinput(jr_dsi) * 1E3 / 28.1_wp
395	rivalkinput = rivinput(jr_dic) * 1E3 / 12._wp
396	!
397	ENDIF
398	ELSE
399	rivdicinput = 0._wp
400	rivdininput = 0._wp
401	rivdipinput = 0._wp
402	rivdsiinput = 0._wp
403	rivalkinput = 0._wp
404	END IF
405
406	! nutrient input from dust
407	! ------------------------
408	IF( ln_ndepo ) THEN
409	!
410	IF(lwp) WRITE(numout,*) ' initialize the nutrient input by dust from ndeposition.orca.nc'
411	IF(lwp) WRITE(numout,*) ' ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~'
412	!
413	ALLOCATE( nitdep(jpi,jpj) ) ! allocation
414	!
415	ALLOCATE( sf_ndepo(1), STAT=ierr3 ) !* allocate and fill sf_sst (forcing structure) with sn_sst
416	IF( ierr3 > 0 ) CALL ctl_stop( 'STOP', 'p4z_sed_init: unable to allocate sf_ndepo structure' )
417	!
418	CALL fld_fill( sf_ndepo, (/ sn_ndepo /), cn_dir, 'p4z_sed_init', 'Nutrient atmospheric depositon ', 'nampissed' )
419	ALLOCATE( sf_ndepo(1)%fnow(jpi,jpj,1) )
420	IF( sn_ndepo%ln_tint ) ALLOCATE( sf_ndepo(1)%fdta(jpi,jpj,1,2) )
421	!
422	IF( Agrif_Root() ) THEN ! Only on the master grid
423	! Get total input dust ; need to compute total atmospheric supply of N in a year
424	CALL iom_open ( TRIM( sn_ndepo%clname ), numdepo )
425	CALL iom_gettime( numdepo, zsteps, kntime=ntimes_ndep)
426	ALLOCATE( zndepo(jpi,jpj,ntimes_ndep) )
427	DO jm = 1, ntimes_ndep
428	CALL iom_get( numdepo, jpdom_data, TRIM( sn_ndepo%clvar ), zndepo(:,:,jm), jm )
429	END DO
430	CALL iom_close( numdepo )
431	ztimes_ndep = 1._wp / FLOAT( ntimes_ndep )
432	nitdepinput = 0._wp
433	DO jm = 1, ntimes_ndep
434	nitdepinput = nitdepinput + glob_sum( zndepo(:,:,jm) * e1e2t(:,:) * tmask(:,:,1) * ztimes_ndep )
435	ENDDO
436	nitdepinput = nitdepinput / rno3 / 14E6
437	DEALLOCATE( zndepo)
438	ENDIF
439	ELSE
440	nitdepinput = 0._wp
441	ENDIF
442
443	! coastal and island masks
444	! ------------------------
445	IF( ln_ironsed ) THEN
446	!
447	IF(lwp) WRITE(numout,*) ' computation of an island mask to enhance coastal supply of iron'
448	IF(lwp) WRITE(numout,*) ' ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~'
449	!
450	ALLOCATE( ironsed(jpi,jpj,jpk) ) ! allocation
451	!
452	CALL iom_open ( TRIM( sn_ironsed%clname ), numiron )
453	ALLOCATE( zcmask(jpi,jpj,jpk) )
454	CALL iom_get ( numiron, jpdom_data, TRIM( sn_ironsed%clvar ), zcmask(:,:,:), 1 )
455	CALL iom_close( numiron )
456	!
457	ik50 = 5 ! last level where depth less than 50 m
458	DO jk = jpkm1, 1, -1
459	IF( gdept_1d(jk) > 50. ) ik50 = jk - 1
460	END DO
461	IF (lwp) WRITE(numout,*)
462	IF (lwp) WRITE(numout,*) ' Level corresponding to 50m depth ', ik50,' ', gdept_1d(ik50+1)
463	IF (lwp) WRITE(numout,*)
464	DO jk = 1, ik50
465	DO jj = 2, jpjm1
466	DO ji = fs_2, fs_jpim1
467	IF( tmask(ji,jj,jk) /= 0. ) THEN
468	zmaskt = tmask(ji+1,jj,jk) * tmask(ji-1,jj,jk) * tmask(ji,jj+1,jk) &
469	& * tmask(ji,jj-1,jk) * tmask(ji,jj,jk+1)
470	IF( zmaskt == 0. ) zcmask(ji,jj,jk ) = MAX( 0.1, zcmask(ji,jj,jk) )
471	END IF
472	END DO
473	END DO
474	END DO
475	IF( cp_cfg == 'orca' .AND. jp_cfg == 2 ) THEN
476	ii0 = 176 ; ii1 = 176 ! Southern Island : Kerguelen
477	ij0 = 37 ; ij1 = 37 ; zcmask( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1), 1:jpk ) = 0.3_wp
478	!
479	ii0 = 119 ; ii1 = 119 ! South Georgia
480	ij0 = 29 ; ij1 = 29 ; zcmask( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1), 1:jpk ) = 0.3_wp
481	!
482	ii0 = 111 ; ii1 = 111 ! Falklands
483	ij0 = 35 ; ij1 = 35 ; zcmask( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1), 1:jpk ) = 0.3_wp
484	!
485	ii0 = 168 ; ii1 = 168 ! Crozet
486	ij0 = 40 ; ij1 = 40 ; zcmask( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1), 1:jpk ) = 0.3_wp
487	!
488	ii0 = 119 ; ii1 = 119 ! South Orkney
489	ij0 = 28 ; ij1 = 28 ; zcmask( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1), 1:jpk ) = 0.3_wp
490	!
491	ii0 = 140 ; ii1 = 140 ! Bouvet Island
492	ij0 = 33 ; ij1 = 33 ; zcmask( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1), 1:jpk ) = 0.3_wp
493	!
494	ii0 = 178 ; ii1 = 178 ! Prince edwards
495	ij0 = 34 ; ij1 = 34 ; zcmask( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1), 1:jpk ) = 0.3_wp
496	!
497	ii0 = 43 ; ii1 = 43 ! Balleny islands
498	ij0 = 21 ; ij1 = 21 ; zcmask( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1), 1:jpk ) = 0.3_wp
499	ENDIF
500	CALL lbc_lnk( zcmask , 'T', 1. ) ! lateral boundary conditions on cmask (sign unchanged)
501	DO jk = 1, jpk
502	DO jj = 1, jpj
503	DO ji = 1, jpi
504	zexpide = MIN( 8.,( fsdept(ji,jj,jk) / 500. )**(-1.5) )
505	zdenitide = -0.9543 + 0.7662 * LOG( zexpide ) - 0.235 * LOG( zexpide )**2
506	zcmask(ji,jj,jk) = zcmask(ji,jj,jk) * MIN( 1., EXP( zdenitide ) / 0.5 ) * tmask(ji,jj,jk)
507	END DO
508	END DO
509	END DO
510	! Coastal supply of iron
511	! -------------------------
512	ironsed(:,:,jpk) = 0._wp
513	DO jk = 1, jpkm1
514	ironsed(:,:,jk) = sedfeinput * zcmask(:,:,jk) / ( fse3t(:,:,jk) * rday )
515	END DO
516	DEALLOCATE( zcmask)
517	ENDIF
518	!
519	! Iron from Hydrothermal vents
520	! ------------------------
521	IF( ln_hydrofe ) THEN
522	!
523	IF(lwp) WRITE(numout,*) ' Input of iron from hydrothermal vents '
524	IF(lwp) WRITE(numout,*) ' ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~'
525	!
526	ALLOCATE( hydrofe(jpi,jpj,jpk) ) ! allocation
527	!
528	CALL iom_open ( TRIM( sn_hydrofe%clname ), numhydro )
529	CALL iom_get ( numhydro, jpdom_data, TRIM( sn_hydrofe%clvar ), hydrofe(:,:,:), 1 )
530	CALL iom_close( numhydro )
531	!
532	hydrofe(:,:,:) = ( hydrofe(:,:,:) * hratio ) / ( cvol(:,:,:) * ryyss + rtrn ) / 1000._wp * tmask(:,:,:)
533	!
534	ENDIF
535	!
536	IF( ll_sbc ) CALL p4z_sbc( nit000 )
537	!
538	IF(lwp) THEN
539	WRITE(numout,*)
540	WRITE(numout,*) ' Total input of elements from river supply'
541	WRITE(numout,*) ' ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~'
542	WRITE(numout,) ' N Supply : ', rivdininputrno31E3/1E1214.,' TgN/yr'
543	WRITE(numout,) ' Si Supply : ', rivdsiinput1E3/1E12*28.1,' TgSi/yr'
544	WRITE(numout,) ' P Supply : ', rivdipinput1E3po4r/1E1231.,' TgP/yr'
545	WRITE(numout,) ' Alk Supply : ', rivalkinput1E3/1E12,' Teq/yr'
546	WRITE(numout,) ' DIC Supply : ', rivdicinput1E3*12./1E12,'TgC/yr'
547	WRITE(numout,*)
548	WRITE(numout,*) ' Total input of elements from atmospheric supply'
549	WRITE(numout,*) ' ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~'
550	WRITE(numout,) ' N Supply : ', nitdepinputrno31E3/1E1214.,' TgN/yr'
551	WRITE(numout,*)
552	ENDIF
553	!
554	IF( nn_timing == 1 ) CALL timing_stop('p4z_sbc_init')
555	!
556	END SUBROUTINE p4z_sbc_init
557
558	#else
559	!!======================================================================
560	!! Dummy module : No PISCES bio-model
561	!!======================================================================
562	CONTAINS
563	SUBROUTINE p4z_sbc ! Empty routine
564	END SUBROUTINE p4z_sbc
565	#endif
566
567	!!======================================================================
568	END MODULE p4zsbc

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