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sw_aeroAR4.F90 @ 4799

Last change on this file since 4799 was 2530, checked in by oboucher, 9 years ago
Changing flag_aerosol_strat from logical (y/n) to an integer (0/1/2) for CMIP6 needs
Property copyright set to Name of program: LMDZ Creation date: 1984 Version: LMDZ5 License: CeCILL version 2 Holder: Laboratoire de m\'et\'eorologie dynamique, CNRS, UMR 8539 See the license file in the root directory
File size: 23.9 KB

Line
1	!
2	! $Id$
3	!
4	SUBROUTINE SW_AEROAR4(PSCT, PRMU0, PFRAC, &
5	PPMB, PDP, &
6	PPSOL, PALBD, PALBP,&
7	PTAVE, PWV, PQS, POZON, PAER,&
8	PCLDSW, PTAU, POMEGA, PCG,&
9	PHEAT, PHEAT0,&
10	PALBPLA,PTOPSW,PSOLSW,PTOPSW0,PSOLSW0,&
11	ZFSUP,ZFSDN,ZFSUP0,ZFSDN0,&
12	tauaero, pizaero, cgaero,&
13	PTAUA, POMEGAA,&
14	PTOPSWADAERO,PSOLSWADAERO,&
15	PTOPSWAD0AERO,PSOLSWAD0AERO,&
16	PTOPSWAIAERO,PSOLSWAIAERO,&
17	PTOPSWAERO,PTOPSW0AERO,&
18	PSOLSWAERO,PSOLSW0AERO,&
19	PTOPSWCFAERO,PSOLSWCFAERO,&
20	ok_ade, ok_aie, flag_aerosol, flag_aerosol_strat )
21
22	USE dimphy
23	USE phys_output_mod, ONLY : swaero_diag
24	USE print_control_mod, ONLY: lunout
25	USE aero_mod, ONLY : naero_grp
26	IMPLICIT NONE
27
28	#include "YOMCST.h"
29	#include "clesphys.h"
30	!
31	! ------------------------------------------------------------------
32	!
33	! PURPOSE.
34	! --------
35	!
36	! THIS ROUTINE COMPUTES THE SHORTWAVE RADIATION FLUXES IN TWO
37	! SPECTRAL INTERVALS FOLLOWING FOUQUART AND BONNEL (1980).
38	!
39	! METHOD.
40	! -------
41	!
42	! 1. COMPUTES ABSORBER AMOUNTS (SWU)
43	! 2. COMPUTES FLUXES IN 1ST SPECTRAL INTERVAL (SW1S)
44	! 3. COMPUTES FLUXES IN 2ND SPECTRAL INTERVAL (SW2S)
45	!
46	! REFERENCE.
47	! ----------
48	!
49	! SEE RADIATION'S PART OF THE ECMWF RESEARCH DEPARTMENT
50	! DOCUMENTATION, AND FOUQUART AND BONNEL (1980)
51	!
52	! AUTHOR.
53	! -------
54	! JEAN-JACQUES MORCRETTE ECMWF
55	!
56	! MODIFICATIONS.
57	! --------------
58	! ORIGINAL : 89-07-14
59	! 1995-01-01 J.-J. MORCRETTE Direct/Diffuse Albedo
60	! 2003-11-27 J. QUAAS Introduce aerosol forcings (based on BOUCHER)
61	! 2009-04 A. COZIC - C.DEANDREIS Indroduce NAT/BC/POM/DUST/SS aerosol forcing
62	! 2012-09 O. BOUCHER - reorganise aerosol cases with ok_ade, ok_aie, flag_aerosol
63	! ------------------------------------------------------------------
64	!
65	!* ARGUMENTS:
66	!
67	REAL(KIND=8) PSCT ! constante solaire (valeur conseillee: 1370)
68
69	REAL(KIND=8) PPSOL(KDLON) ! SURFACE PRESSURE (PA)
70	REAL(KIND=8) PDP(KDLON,KFLEV) ! LAYER THICKNESS (PA)
71	REAL(KIND=8) PPMB(KDLON,KFLEV+1) ! HALF-LEVEL PRESSURE (MB)
72
73	REAL(KIND=8) PRMU0(KDLON) ! COSINE OF ZENITHAL ANGLE
74	REAL(KIND=8) PFRAC(KDLON) ! fraction de la journee
75
76	REAL(KIND=8) PTAVE(KDLON,KFLEV) ! LAYER TEMPERATURE (K)
77	REAL(KIND=8) PWV(KDLON,KFLEV) ! SPECIFI! HUMIDITY (KG/KG)
78	REAL(KIND=8) PQS(KDLON,KFLEV) ! SATURATED WATER VAPOUR (KG/KG)
79	REAL(KIND=8) POZON(KDLON,KFLEV) ! OZONE CONCENTRATION (KG/KG)
80	REAL(KIND=8) PAER(KDLON,KFLEV,5) ! AEROSOLS' OPTICAL THICKNESS
81
82	REAL(KIND=8) PALBD(KDLON,2) ! albedo du sol (lumiere diffuse)
83	REAL(KIND=8) PALBP(KDLON,2) ! albedo du sol (lumiere parallele)
84
85	REAL(KIND=8) PCLDSW(KDLON,KFLEV) ! CLOUD FRACTION
86	REAL(KIND=8) PTAU(KDLON,2,KFLEV) ! CLOUD OPTICAL THICKNESS (pre-industrial value)
87	REAL(KIND=8) PCG(KDLON,2,KFLEV) ! ASYMETRY FACTOR
88	REAL(KIND=8) POMEGA(KDLON,2,KFLEV) ! SINGLE SCATTERING ALBEDO
89
90	REAL(KIND=8) PHEAT(KDLON,KFLEV) ! SHORTWAVE HEATING (K/DAY)
91	REAL(KIND=8) PHEAT0(KDLON,KFLEV)! SHORTWAVE HEATING (K/DAY) clear-sky
92	REAL(KIND=8) PALBPLA(KDLON) ! PLANETARY ALBEDO
93	REAL(KIND=8) PTOPSW(KDLON) ! SHORTWAVE FLUX AT T.O.A.
94	REAL(KIND=8) PSOLSW(KDLON) ! SHORTWAVE FLUX AT SURFACE
95	REAL(KIND=8) PTOPSW0(KDLON) ! SHORTWAVE FLUX AT T.O.A. (CLEAR-SKY)
96	REAL(KIND=8) PSOLSW0(KDLON) ! SHORTWAVE FLUX AT SURFACE (CLEAR-SKY)
97	!
98	!* LOCAL VARIABLES:
99	!
100	real, parameter:: dobson_u = 2.1415e-05 ! Dobson unit, in kg m-2
101
102	REAL(KIND=8) ZOZ(KDLON,KFLEV)
103	! column-density of ozone in layer, in kilo-Dobsons
104
105	REAL(KIND=8) ZAKI(KDLON,2)
106	REAL(KIND=8) ZCLD(KDLON,KFLEV)
107	REAL(KIND=8) ZCLEAR(KDLON)
108	REAL(KIND=8) ZDSIG(KDLON,KFLEV)
109	REAL(KIND=8) ZFACT(KDLON)
110	REAL(KIND=8) ZFD(KDLON,KFLEV+1)
111	REAL(KIND=8) ZFDOWN(KDLON,KFLEV+1)
112	REAL(KIND=8) ZFU(KDLON,KFLEV+1)
113	REAL(KIND=8) ZFUP(KDLON,KFLEV+1)
114	REAL(KIND=8) ZRMU(KDLON)
115	REAL(KIND=8) ZSEC(KDLON)
116	REAL(KIND=8) ZUD(KDLON,5,KFLEV+1)
117	REAL(KIND=8) ZCLDSW0(KDLON,KFLEV)
118
119	REAL(KIND=8) ZFSUP(KDLON,KFLEV+1)
120	REAL(KIND=8) ZFSDN(KDLON,KFLEV+1)
121	REAL(KIND=8) ZFSUP0(KDLON,KFLEV+1)
122	REAL(KIND=8) ZFSDN0(KDLON,KFLEV+1)
123
124	INTEGER inu, jl, jk, i, k, kpl1
125
126	INTEGER swpas ! Every swpas steps, sw is calculated
127	PARAMETER(swpas=1)
128
129	INTEGER, SAVE :: itapsw = 0
130	!$OMP THREADPRIVATE(itapsw)
131	LOGICAL, SAVE :: appel1er = .TRUE.
132	!$OMP THREADPRIVATE(appel1er)
133	LOGICAL, SAVE :: initialized = .FALSE.
134	!$OMP THREADPRIVATE(initialized)
135
136	!jq-local flag introduced for aerosol forcings
137	REAL(KIND=8), SAVE :: flag_aer
138	!$OMP THREADPRIVATE(flag_aer)
139
140	LOGICAL ok_ade, ok_aie ! use aerosol forcings or not?
141	INTEGER flag_aerosol_strat ! use stratospehric aerosols
142	INTEGER flag_aerosol ! global flag for aerosol 0 (no aerosol) or 1-5 (aerosols)
143	REAL(KIND=8) tauaero(kdlon,kflev,naero_grp,2) ! aerosol optical properties
144	REAL(KIND=8) pizaero(kdlon,kflev,naero_grp,2) ! (see aeropt.F)
145	REAL(KIND=8) cgaero(kdlon,kflev,naero_grp,2) ! -"-
146	REAL(KIND=8) PTAUA(KDLON,2,KFLEV) ! CLOUD OPTICAL THICKNESS (present-day value)
147	REAL(KIND=8) POMEGAA(KDLON,2,KFLEV) ! SINGLE SCATTERING ALBEDO
148	REAL(KIND=8) PTOPSWADAERO(KDLON) ! SHORTWAVE FLUX AT T.O.A.(+AEROSOL DIR)
149	REAL(KIND=8) PSOLSWADAERO(KDLON) ! SHORTWAVE FLUX AT SURFACE(+AEROSOL DIR)
150	REAL(KIND=8) PTOPSWAD0AERO(KDLON) ! SHORTWAVE FLUX AT T.O.A.(+AEROSOL DIR)
151	REAL(KIND=8) PSOLSWAD0AERO(KDLON) ! SHORTWAVE FLUX AT SURFACE(+AEROSOL DIR)
152	REAL(KIND=8) PTOPSWAIAERO(KDLON) ! SHORTWAVE FLUX AT T.O.A.(+AEROSOL IND)
153	REAL(KIND=8) PSOLSWAIAERO(KDLON) ! SHORTWAVE FLUX AT SURFACE(+AEROSOL IND)
154	REAL(KIND=8) PTOPSWAERO(KDLON,9) ! SW TOA AS DRF nat & ant
155	REAL(KIND=8) PTOPSW0AERO(KDLON,9) ! SW SRF AS DRF nat & ant
156	REAL(KIND=8) PSOLSWAERO(KDLON,9) ! SW TOA CS DRF nat & ant
157	REAL(KIND=8) PSOLSW0AERO(KDLON,9) ! SW SRF CS DRF nat & ant
158	REAL(KIND=8) PTOPSWCFAERO(KDLON,3) ! SW TOA AS cloudRF nat & ant
159	REAL(KIND=8) PSOLSWCFAERO(KDLON,3) ! SW SRF AS cloudRF nat & ant
160
161	!jq - Fluxes including aerosol effects
162	REAL(KIND=8),ALLOCATABLE,SAVE :: ZFSUPAD_AERO(:,:)
163	!$OMP THREADPRIVATE(ZFSUPAD_AERO)
164	REAL(KIND=8),ALLOCATABLE,SAVE :: ZFSDNAD_AERO(:,:)
165	!$OMP THREADPRIVATE(ZFSDNAD_AERO)
166	!jq - Fluxes including aerosol effects
167	REAL(KIND=8),ALLOCATABLE,SAVE :: ZFSUPAD0_AERO(:,:)
168	!$OMP THREADPRIVATE(ZFSUPAD0_AERO)
169	REAL(KIND=8),ALLOCATABLE,SAVE :: ZFSDNAD0_AERO(:,:)
170	!$OMP THREADPRIVATE(ZFSDNAD0_AERO)
171	REAL(KIND=8),ALLOCATABLE,SAVE :: ZFSUPAI_AERO(:,:)
172	!$OMP THREADPRIVATE(ZFSUPAI_AERO)
173	REAL(KIND=8),ALLOCATABLE,SAVE :: ZFSDNAI_AERO(:,:)
174	!$OMP THREADPRIVATE(ZFSDNAI_AERO)
175	REAL(KIND=8),ALLOCATABLE,SAVE :: ZFSUP_AERO(:,:,:)
176	!$OMP THREADPRIVATE(ZFSUP_AERO)
177	REAL(KIND=8),ALLOCATABLE,SAVE :: ZFSDN_AERO(:,:,:)
178	!$OMP THREADPRIVATE(ZFSDN_AERO)
179	REAL(KIND=8),ALLOCATABLE,SAVE :: ZFSUP0_AERO(:,:,:)
180	!$OMP THREADPRIVATE(ZFSUP0_AERO)
181	REAL(KIND=8),ALLOCATABLE,SAVE :: ZFSDN0_AERO(:,:,:)
182	!$OMP THREADPRIVATE(ZFSDN0_AERO)
183
184	! Key to define the aerosol effect acting on climate
185	! OB: AEROSOLFEEDBACK_ACTIVE is now a LOGICAL
186	! TRUE: fluxes use natural and/or anthropogenic aerosols according to ok_ade and ok_aie, DEFAULT
187	! FALSE: fluxes use no aerosols (case 1)
188
189	LOGICAL,SAVE :: AEROSOLFEEDBACK_ACTIVE = .TRUE.
190	!$OMP THREADPRIVATE(AEROSOLFEEDBACK_ACTIVE)
191
192	CHARACTER (LEN=20) :: modname='sw_aeroAR4'
193	CHARACTER (LEN=80) :: abort_message
194
195	IF(.NOT.initialized) THEN
196	flag_aer=0.
197	initialized=.TRUE.
198	ALLOCATE(ZFSUPAD_AERO(KDLON,KFLEV+1))
199	ALLOCATE(ZFSDNAD_AERO(KDLON,KFLEV+1))
200	ALLOCATE(ZFSUPAD0_AERO(KDLON,KFLEV+1))
201	ALLOCATE(ZFSDNAD0_AERO(KDLON,KFLEV+1))
202	ALLOCATE(ZFSUPAI_AERO(KDLON,KFLEV+1))
203	ALLOCATE(ZFSDNAI_AERO(KDLON,KFLEV+1))
204	!-OB decrease size of these arrays to what is needed
205	! \| direct effect
206	!ind effect \| no aerosol natural total
207	!natural (PTAU) \| 1 3 2 --ZFSUP/ZFSDN
208	!total (PTAUA) \| 5 4 --ZFSUP/ZFSDN
209	!no cloud \| 1 3 2 --ZFSUP0/ZFSDN0
210	! so we need which case when ?
211	! ok_ade and ok_aie = 4-5, 4-2 and 2
212	! ok_ade and not ok_aie = 2-3 and 2
213	! not ok_ade and ok_aie = 5-3 and 5
214	! not ok_ade and not ok_aie = 3
215	! therefore the cases have the folliwng switches
216	! 3 = not ok_ade or not ok_aie
217	! 4 = ok_ade and ok_aie
218	! 2 = ok_ade
219	! 5 = ok_aie
220	ALLOCATE(ZFSUP_AERO (KDLON,KFLEV+1,5))
221	ALLOCATE(ZFSDN_AERO (KDLON,KFLEV+1,5))
222	ALLOCATE(ZFSUP0_AERO(KDLON,KFLEV+1,3))
223	ALLOCATE(ZFSDN0_AERO(KDLON,KFLEV+1,3))
224	! end OB modif
225	ZFSUPAD_AERO(:,:)=0.
226	ZFSDNAD_AERO(:,:)=0.
227	ZFSUPAD0_AERO(:,:)=0.
228	ZFSDNAD0_AERO(:,:)=0.
229	ZFSUPAI_AERO(:,:)=0.
230	ZFSDNAI_AERO(:,:)=0.
231	ZFSUP_AERO (:,:,:)=0.
232	ZFSDN_AERO (:,:,:)=0.
233	ZFSUP0_AERO(:,:,:)=0.
234	ZFSDN0_AERO(:,:,:)=0.
235	ENDIF
236
237	IF (appel1er) THEN
238	WRITE(lunout,*)'SW calling frequency : ', swpas
239	WRITE(lunout,*) " In general, it should be 1"
240	appel1er = .FALSE.
241	ENDIF
242	! ------------------------------------------------------------------
243	IF (MOD(itapsw,swpas).EQ.0) THEN
244
245	DO JK = 1 , KFLEV
246	DO JL = 1, KDLON
247	ZCLDSW0(JL,JK) = 0.0
248	ZOZ(JL,JK) = POZON(JL,JK)*46.6968/RG &
249	PDP(JL,JK)(101325.0/PPSOL(JL))
250	ENDDO
251	ENDDO
252
253	! clear sky with no aerosols at all is computed IF ACTIVEFEEDBACK_ACTIVE is false or for extended diag
254	IF ( swaero_diag .or. .not. AEROSOLFEEDBACK_ACTIVE .OR. flag_aerosol .EQ. 0 ) THEN
255
256	! clear-sky: zero aerosol effect
257	flag_aer=0.0
258	CALL SWU_LMDAR4(PSCT,ZCLDSW0,PPMB,PPSOL,&
259	PRMU0,PFRAC,PTAVE,PWV,&
260	ZAKI,ZCLD,ZCLEAR,ZDSIG,ZFACT,ZRMU,ZSEC,ZUD)
261	INU = 1
262	CALL SW1S_LMDAR4(INU,PAER, flag_aer, &
263	tauaero(:,:,1,:), pizaero(:,:,1,:), cgaero(:,:,1,:),&
264	PALBD, PALBP, PCG, ZCLD, ZCLEAR, ZCLDSW0,&
265	ZDSIG, POMEGA, ZOZ, ZRMU, ZSEC, PTAU, ZUD,&
266	ZFD, ZFU)
267	INU = 2
268	CALL SW2S_LMDAR4(INU, PAER, flag_aer, &
269	tauaero(:,:,1,:), pizaero(:,:,1,:), cgaero(:,:,1,:),&
270	ZAKI, PALBD, PALBP, PCG, ZCLD, ZCLEAR, ZCLDSW0,&
271	ZDSIG, POMEGA, ZOZ, ZRMU, ZSEC, PTAU, ZUD,&
272	PWV, PQS,&
273	ZFDOWN, ZFUP)
274	DO JK = 1 , KFLEV+1
275	DO JL = 1, KDLON
276	ZFSUP0_AERO(JL,JK,1) = (ZFUP(JL,JK) + ZFU(JL,JK)) * ZFACT(JL)
277	ZFSDN0_AERO(JL,JK,1) = (ZFDOWN(JL,JK) + ZFD(JL,JK)) * ZFACT(JL)
278	ENDDO
279	ENDDO
280	ENDIF ! swaero_diag .or. .not. AEROSOLFEEDBACK_ACTIVE
281
282	! cloudy sky with no aerosols at all is either computed IF no indirect effect is asked for, or for extended diag
283	IF ( swaero_diag .or. .not. AEROSOLFEEDBACK_ACTIVE .OR. flag_aerosol .EQ. 0 ) THEN
284	! cloudy-sky: zero aerosol effect
285	flag_aer=0.0
286	CALL SWU_LMDAR4(PSCT,PCLDSW,PPMB,PPSOL,&
287	PRMU0,PFRAC,PTAVE,PWV,&
288	ZAKI,ZCLD,ZCLEAR,ZDSIG,ZFACT,ZRMU,ZSEC,ZUD)
289	INU = 1
290	CALL SW1S_LMDAR4(INU, PAER, flag_aer, &
291	tauaero(:,:,1,:), pizaero(:,:,1,:), cgaero(:,:,1,:),&
292	PALBD, PALBP, PCG, ZCLD, ZCLEAR, PCLDSW,&
293	ZDSIG, POMEGA, ZOZ, ZRMU, ZSEC, PTAU, ZUD,&
294	ZFD, ZFU)
295	INU = 2
296	CALL SW2S_LMDAR4(INU, PAER, flag_aer, &
297	tauaero(:,:,1,:), pizaero(:,:,1,:), cgaero(:,:,1,:),&
298	ZAKI, PALBD, PALBP, PCG, ZCLD, ZCLEAR, PCLDSW,&
299	ZDSIG, POMEGA, ZOZ, ZRMU, ZSEC, PTAU, ZUD,&
300	PWV, PQS,&
301	ZFDOWN, ZFUP)
302
303	DO JK = 1 , KFLEV+1
304	DO JL = 1, KDLON
305	ZFSUP_AERO(JL,JK,1) = (ZFUP(JL,JK) + ZFU(JL,JK)) * ZFACT(JL)
306	ZFSDN_AERO(JL,JK,1) = (ZFDOWN(JL,JK) + ZFD(JL,JK)) * ZFACT(JL)
307	ENDDO
308	ENDDO
309	ENDIF ! swaero_diag .or. .not. AEROSOLFEEDBACK_ACTIVE
310
311	IF (flag_aerosol.GT.0 .OR. flag_aerosol_strat.GT.0) THEN
312
313	IF (ok_ade.and.swaero_diag .or. .not. ok_ade) THEN
314
315	! clear sky direct effect natural aerosol
316	! CAS AER (3)
317	flag_aer=1.0
318	CALL SWU_LMDAR4(PSCT,ZCLDSW0,PPMB,PPSOL,&
319	PRMU0,PFRAC,PTAVE,PWV,&
320	ZAKI,ZCLD,ZCLEAR,ZDSIG,ZFACT,ZRMU,ZSEC,ZUD)
321	INU = 1
322	CALL SW1S_LMDAR4(INU, PAER, flag_aer,&
323	tauaero(:,:,3,:), pizaero(:,:,3,:), cgaero(:,:,3,:),&
324	PALBD, PALBP, PCG, ZCLD, ZCLEAR, PCLDSW,&
325	ZDSIG, POMEGA, ZOZ, ZRMU, ZSEC, PTAU, ZUD,&
326	ZFD, ZFU)
327	INU = 2
328	CALL SW2S_LMDAR4(INU, PAER, flag_aer,&
329	tauaero(:,:,3,:), pizaero(:,:,3,:), cgaero(:,:,3,:),&
330	ZAKI, PALBD, PALBP, PCG, ZCLD, ZCLEAR, PCLDSW,&
331	ZDSIG, POMEGA, ZOZ, ZRMU, ZSEC, PTAU, ZUD,&
332	PWV, PQS,&
333	ZFDOWN, ZFUP)
334
335	DO JK = 1 , KFLEV+1
336	DO JL = 1, KDLON
337	ZFSUP0_AERO(JL,JK,3) = (ZFUP(JL,JK) + ZFU(JL,JK)) * ZFACT(JL)
338	ZFSDN0_AERO(JL,JK,3) = (ZFDOWN(JL,JK) + ZFD(JL,JK)) * ZFACT(JL)
339	ENDDO
340	ENDDO
341	ENDIF !--end not swaero_diag or not ok_ade
342
343	IF (ok_ade) THEN
344
345	! clear sky direct effect of total aerosol
346	! CAS AER (2)
347	flag_aer=1.0
348	CALL SWU_LMDAR4(PSCT,ZCLDSW0,PPMB,PPSOL,&
349	PRMU0,PFRAC,PTAVE,PWV,&
350	ZAKI,ZCLD,ZCLEAR,ZDSIG,ZFACT,ZRMU,ZSEC,ZUD)
351	INU = 1
352	CALL SW1S_LMDAR4(INU, PAER, flag_aer,&
353	tauaero(:,:,2,:), pizaero(:,:,2,:), cgaero(:,:,2,:),&
354	PALBD, PALBP, PCG, ZCLD, ZCLEAR, PCLDSW,&
355	ZDSIG, POMEGA, ZOZ, ZRMU, ZSEC, PTAU, ZUD,&
356	ZFD, ZFU)
357	INU = 2
358	CALL SW2S_LMDAR4(INU, PAER, flag_aer,&
359	tauaero(:,:,2,:), pizaero(:,:,2,:), cgaero(:,:,2,:),&
360	ZAKI, PALBD, PALBP, PCG, ZCLD, ZCLEAR, PCLDSW,&
361	ZDSIG, POMEGA, ZOZ, ZRMU, ZSEC, PTAU, ZUD,&
362	PWV, PQS,&
363	ZFDOWN, ZFUP)
364
365	DO JK = 1 , KFLEV+1
366	DO JL = 1, KDLON
367	ZFSUP0_AERO(JL,JK,2) = (ZFUP(JL,JK) + ZFU(JL,JK)) * ZFACT(JL)
368	ZFSDN0_AERO(JL,JK,2) = (ZFDOWN(JL,JK) + ZFD(JL,JK)) * ZFACT(JL)
369	ENDDO
370	ENDDO
371
372	! cloudy-sky with natural aerosols for indirect effect
373	! but total aerosols for direct effect
374	! PTAU
375	! CAS AER (2)
376	flag_aer=1.0
377	CALL SWU_LMDAR4(PSCT,PCLDSW,PPMB,PPSOL,&
378	PRMU0,PFRAC,PTAVE,PWV,&
379	ZAKI,ZCLD,ZCLEAR,ZDSIG,ZFACT,ZRMU,ZSEC,ZUD)
380	INU = 1
381	CALL SW1S_LMDAR4(INU, PAER, flag_aer,&
382	tauaero(:,:,2,:), pizaero(:,:,2,:), cgaero(:,:,2,:),&
383	PALBD, PALBP, PCG, ZCLD, ZCLEAR, PCLDSW,&
384	ZDSIG, POMEGA, ZOZ, ZRMU, ZSEC, PTAU, ZUD,&
385	ZFD, ZFU)
386	INU = 2
387	CALL SW2S_LMDAR4(INU, PAER, flag_aer,&
388	tauaero(:,:,2,:), pizaero(:,:,2,:), cgaero(:,:,2,:),&
389	ZAKI, PALBD, PALBP, PCG, ZCLD, ZCLEAR, PCLDSW,&
390	ZDSIG, POMEGA, ZOZ, ZRMU, ZSEC, PTAU, ZUD,&
391	PWV, PQS,&
392	ZFDOWN, ZFUP)
393
394	DO JK = 1 , KFLEV+1
395	DO JL = 1, KDLON
396	ZFSUP_AERO(JL,JK,2) = (ZFUP(JL,JK) + ZFU(JL,JK)) * ZFACT(JL)
397	ZFSDN_AERO(JL,JK,2) = (ZFDOWN(JL,JK) + ZFD(JL,JK)) * ZFACT(JL)
398	ENDDO
399	ENDDO
400
401	ENDIF !-end ok_ade
402
403	IF ( .not. ok_ade .or. .not. ok_aie ) THEN
404
405	! cloudy-sky with natural aerosols for indirect effect
406	! and natural aerosols for direct effect
407	! PTAU
408	! CAS AER (3)
409	! cloudy-sky direct effect natural aerosol
410	flag_aer=1.0
411	CALL SWU_LMDAR4(PSCT,PCLDSW,PPMB,PPSOL,&
412	PRMU0,PFRAC,PTAVE,PWV,&
413	ZAKI,ZCLD,ZCLEAR,ZDSIG,ZFACT,ZRMU,ZSEC,ZUD)
414	INU = 1
415	CALL SW1S_LMDAR4(INU, PAER, flag_aer,&
416	tauaero(:,:,3,:), pizaero(:,:,3,:), cgaero(:,:,3,:),&
417	PALBD, PALBP, PCG, ZCLD, ZCLEAR, PCLDSW,&
418	ZDSIG, POMEGA, ZOZ, ZRMU, ZSEC, PTAU, ZUD,&
419	ZFD, ZFU)
420	INU = 2
421	CALL SW2S_LMDAR4(INU, PAER, flag_aer,&
422	tauaero(:,:,3,:), pizaero(:,:,3,:), cgaero(:,:,3,:),&
423	ZAKI, PALBD, PALBP, PCG, ZCLD, ZCLEAR, PCLDSW,&
424	ZDSIG, POMEGA, ZOZ, ZRMU, ZSEC, PTAU, ZUD,&
425	PWV, PQS,&
426	ZFDOWN, ZFUP)
427
428	DO JK = 1 , KFLEV+1
429	DO JL = 1, KDLON
430	ZFSUP_AERO(JL,JK,3) = (ZFUP(JL,JK) + ZFU(JL,JK)) * ZFACT(JL)
431	ZFSDN_AERO(JL,JK,3) = (ZFDOWN(JL,JK) + ZFD(JL,JK)) * ZFACT(JL)
432	ENDDO
433	ENDDO
434
435	ENDIF !--true/false or false/true
436
437	IF (ok_ade .and. ok_aie) THEN
438
439	! cloudy-sky with total aerosols for indirect effect
440	! and total aerosols for direct effect
441	! PTAUA
442	! CAS AER (2)
443	flag_aer=1.0
444	CALL SWU_LMDAR4(PSCT,PCLDSW,PPMB,PPSOL,&
445	PRMU0,PFRAC,PTAVE,PWV,&
446	ZAKI,ZCLD,ZCLEAR,ZDSIG,ZFACT,ZRMU,ZSEC,ZUD)
447	INU = 1
448	CALL SW1S_LMDAR4(INU, PAER, flag_aer,&
449	tauaero(:,:,2,:), pizaero(:,:,2,:), cgaero(:,:,2,:),&
450	PALBD, PALBP, PCG, ZCLD, ZCLEAR, PCLDSW,&
451	ZDSIG, POMEGAA, ZOZ, ZRMU, ZSEC, PTAUA, ZUD,&
452	ZFD, ZFU)
453	INU = 2
454	CALL SW2S_LMDAR4(INU, PAER, flag_aer,&
455	tauaero(:,:,2,:), pizaero(:,:,2,:), cgaero(:,:,2,:),&
456	ZAKI, PALBD, PALBP, PCG, ZCLD, ZCLEAR, PCLDSW,&
457	ZDSIG, POMEGAA, ZOZ, ZRMU, ZSEC, PTAUA, ZUD,&
458	PWV, PQS,&
459	ZFDOWN, ZFUP)
460
461	DO JK = 1 , KFLEV+1
462	DO JL = 1, KDLON
463	ZFSUP_AERO(JL,JK,4) = (ZFUP(JL,JK) + ZFU(JL,JK)) * ZFACT(JL)
464	ZFSDN_AERO(JL,JK,4) = (ZFDOWN(JL,JK) + ZFD(JL,JK)) * ZFACT(JL)
465	ENDDO
466	ENDDO
467
468	ENDIF ! ok_ade .and. ok_aie
469
470	IF (ok_aie) THEN
471	! cloudy-sky with total aerosols for indirect effect
472	! and natural aerosols for direct effect
473	! PTAUA
474	! CAS AER (3)
475	flag_aer=1.0
476	CALL SWU_LMDAR4(PSCT,PCLDSW,PPMB,PPSOL,&
477	PRMU0,PFRAC,PTAVE,PWV,&
478	ZAKI,ZCLD,ZCLEAR,ZDSIG,ZFACT,ZRMU,ZSEC,ZUD)
479	INU = 1
480	CALL SW1S_LMDAR4(INU, PAER, flag_aer,&
481	tauaero(:,:,3,:), pizaero(:,:,3,:), cgaero(:,:,3,:),&
482	PALBD, PALBP, PCG, ZCLD, ZCLEAR, PCLDSW,&
483	ZDSIG, POMEGAA, ZOZ, ZRMU, ZSEC, PTAUA, ZUD,&
484	ZFD, ZFU)
485	INU = 2
486	CALL SW2S_LMDAR4(INU, PAER, flag_aer,&
487	tauaero(:,:,3,:), pizaero(:,:,3,:), cgaero(:,:,3,:),&
488	ZAKI, PALBD, PALBP, PCG, ZCLD, ZCLEAR, PCLDSW,&
489	ZDSIG, POMEGAA, ZOZ, ZRMU, ZSEC, PTAUA, ZUD,&
490	PWV, PQS,&
491	ZFDOWN, ZFUP)
492
493	DO JK = 1 , KFLEV+1
494	DO JL = 1, KDLON
495	ZFSUP_AERO(JL,JK,5) = (ZFUP(JL,JK) + ZFU(JL,JK)) * ZFACT(JL)
496	ZFSDN_AERO(JL,JK,5) = (ZFDOWN(JL,JK) + ZFD(JL,JK)) * ZFACT(JL)
497	ENDDO
498	ENDDO
499
500	ENDIF ! ok_aie
501
502	ENDIF !--if flag_aerosol GT 0 OR flag_aerosol_strat GT 0
503
504	itapsw = 0
505	ENDIF
506	itapsw = itapsw + 1
507
508	IF ( AEROSOLFEEDBACK_ACTIVE .AND. (flag_aerosol.GT.0 .OR. flag_aerosol_strat.GT.0) ) THEN
509	IF ( ok_ade .and. ok_aie ) THEN
510	ZFSUP(:,:) = ZFSUP_AERO(:,:,4)
511	ZFSDN(:,:) = ZFSDN_AERO(:,:,4)
512	ZFSUP0(:,:) = ZFSUP0_AERO(:,:,2)
513	ZFSDN0(:,:) = ZFSDN0_AERO(:,:,2)
514	ENDIF
515
516	IF ( ok_ade .and. (.not. ok_aie) ) THEN
517	ZFSUP(:,:) = ZFSUP_AERO(:,:,2)
518	ZFSDN(:,:) = ZFSDN_AERO(:,:,2)
519	ZFSUP0(:,:) = ZFSUP0_AERO(:,:,2)
520	ZFSDN0(:,:) = ZFSDN0_AERO(:,:,2)
521	ENDIF
522
523	IF ( (.not. ok_ade) .and. ok_aie ) THEN
524	ZFSUP(:,:) = ZFSUP_AERO(:,:,5)
525	ZFSDN(:,:) = ZFSDN_AERO(:,:,5)
526	ZFSUP0(:,:) = ZFSUP0_AERO(:,:,3)
527	ZFSDN0(:,:) = ZFSDN0_AERO(:,:,3)
528	ENDIF
529
530	IF ((.not. ok_ade) .and. (.not. ok_aie)) THEN
531	ZFSUP(:,:) = ZFSUP_AERO(:,:,3)
532	ZFSDN(:,:) = ZFSDN_AERO(:,:,3)
533	ZFSUP0(:,:) = ZFSUP0_AERO(:,:,3)
534	ZFSDN0(:,:) = ZFSDN0_AERO(:,:,3)
535	ENDIF
536
537	! MS the following allows to compute the forcing diagostics without
538	! letting the aerosol forcing act on the meteorology
539	! SEE logic above
540	ELSE
541	ZFSUP(:,:) = ZFSUP_AERO(:,:,1)
542	ZFSDN(:,:) = ZFSDN_AERO(:,:,1)
543	ZFSUP0(:,:) = ZFSUP0_AERO(:,:,1)
544	ZFSDN0(:,:) = ZFSDN0_AERO(:,:,1)
545	ENDIF
546
547	! Now computes heating rates
548	DO k = 1, KFLEV
549	kpl1 = k+1
550	DO i = 1, KDLON
551	PHEAT(i,k) = -(ZFSUP(i,kpl1)-ZFSUP(i,k))-(ZFSDN(i,k)-ZFSDN(i,kpl1))
552	PHEAT(i,k) = PHEAT(i,k) * RDAY*RG/RCPD / PDP(i,k)
553	PHEAT0(i,k) = -(ZFSUP0(i,kpl1)-ZFSUP0(i,k))-(ZFSDN0(i,k)-ZFSDN0(i,kpl1))
554	PHEAT0(i,k) = PHEAT0(i,k) * RDAY*RG/RCPD / PDP(i,k)
555	ENDDO
556	ENDDO
557
558	DO i = 1, KDLON
559	! effective SW surface albedo calculation
560	PALBPLA(i) = ZFSUP(i,KFLEV+1)/(ZFSDN(i,KFLEV+1)+1.0e-20)
561
562	! clear sky net fluxes at TOA and SRF
563	PSOLSW0(i) = ZFSDN0(i,1) - ZFSUP0(i,1)
564	PTOPSW0(i) = ZFSDN0(i,KFLEV+1) - ZFSUP0(i,KFLEV+1)
565
566	! cloudy sky net fluxes at TOA and SRF
567	PSOLSW(i) = ZFSDN(i,1) - ZFSUP(i,1)
568	PTOPSW(i) = ZFSDN(i,KFLEV+1) - ZFSUP(i,KFLEV+1)
569
570	! net anthropogenic forcing direct and 1st indirect effect diagnostics
571	! requires a natural aerosol field read and used
572	! Difference of net fluxes from double call to radiation
573
574	IF (ok_ade) THEN
575
576	! indices 1: natural; 2 anthropogenic
577
578	! TOA/SRF all sky natural forcing
579	PSOLSWAERO(i,1) = (ZFSDN_AERO(i,1,3) - ZFSUP_AERO(i,1,3))-(ZFSDN_AERO(i,1,1) - ZFSUP_AERO(i,1,1))
580	PTOPSWAERO(i,1) = (ZFSDN_AERO(i,KFLEV+1,3) - ZFSUP_AERO(i,KFLEV+1,3))- (ZFSDN_AERO(i,KFLEV+1,1) - ZFSUP_AERO(i,KFLEV+1,1))
581
582	! TOA/SRF clear sky natural forcing
583	PSOLSW0AERO(i,1) = (ZFSDN0_AERO(i,1,3) - ZFSUP0_AERO(i,1,3))-(ZFSDN0_AERO(i,1,1) - ZFSUP0_AERO(i,1,1))
584	PTOPSW0AERO(i,1) = (ZFSDN0_AERO(i,KFLEV+1,3) - ZFSUP0_AERO(i,KFLEV+1,3))-(ZFSDN0_AERO(i,KFLEV+1,1) - ZFSUP0_AERO(i,KFLEV+1,1))
585
586	IF (ok_aie) THEN
587
588	! TOA/SRF all sky anthropogenic forcing
589	PSOLSWAERO(i,2) = (ZFSDN_AERO(i,1,4) - ZFSUP_AERO(i,1,4))-(ZFSDN_AERO(i,1,5) - ZFSUP_AERO(i,1,5))
590	PTOPSWAERO(i,2) = (ZFSDN_AERO(i,KFLEV+1,4) - ZFSUP_AERO(i,KFLEV+1,4))- (ZFSDN_AERO(i,KFLEV+1,5) - ZFSUP_AERO(i,KFLEV+1,5))
591
592	ELSE
593
594	! TOA/SRF all sky anthropogenic forcing
595	PSOLSWAERO(i,2) = (ZFSDN_AERO(i,1,2) - ZFSUP_AERO(i,1,2))-(ZFSDN_AERO(i,1,3) - ZFSUP_AERO(i,1,3))
596	PTOPSWAERO(i,2) = (ZFSDN_AERO(i,KFLEV+1,2) - ZFSUP_AERO(i,KFLEV+1,2))- (ZFSDN_AERO(i,KFLEV+1,3) - ZFSUP_AERO(i,KFLEV+1,3))
597
598	ENDIF
599
600	! TOA/SRF clear sky anthropogenic forcing
601	PSOLSW0AERO(i,2) = (ZFSDN0_AERO(i,1,2) - ZFSUP0_AERO(i,1,2))-(ZFSDN0_AERO(i,1,3) - ZFSUP0_AERO(i,1,3))
602	PTOPSW0AERO(i,2) = (ZFSDN0_AERO(i,KFLEV+1,2) - ZFSUP0_AERO(i,KFLEV+1,2))-(ZFSDN0_AERO(i,KFLEV+1,3) - ZFSUP0_AERO(i,KFLEV+1,3))
603
604	! direct anthropogenic forcing , as in old LMDzT, however differences of net fluxes
605	PSOLSWADAERO(i) = PSOLSWAERO(i,2)
606	PTOPSWADAERO(i) = PTOPSWAERO(i,2)
607	PSOLSWAD0AERO(i) = PSOLSW0AERO(i,2)
608	PTOPSWAD0AERO(i) = PTOPSW0AERO(i,2)
609
610	! OB: these diagnostics may not always work but who need them
611	! Cloud forcing indices 1: natural; 2 anthropogenic; 3: zero aerosol direct effect
612	! Instantaneously computed cloudy sky direct aerosol effect, cloud forcing due to aerosols above clouds
613	! natural
614	PSOLSWCFAERO(i,1) = PSOLSWAERO(i,1) - PSOLSW0AERO(i,1)
615	PTOPSWCFAERO(i,1) = PTOPSWAERO(i,1) - PTOPSW0AERO(i,1)
616
617	! Instantaneously computed cloudy SKY DIRECT aerosol effect, cloud forcing due to aerosols above clouds
618	! anthropogenic
619	PSOLSWCFAERO(i,2) = PSOLSWAERO(i,2) - PSOLSW0AERO(i,2)
620	PTOPSWCFAERO(i,2) = PTOPSWAERO(i,2) - PTOPSW0AERO(i,2)
621
622	! Cloudforcing without aerosol
623	! zero
624	PSOLSWCFAERO(i,3) = (ZFSDN_AERO(i,1,1) - ZFSUP_AERO(i,1,1))-(ZFSDN0_AERO(i,1,1) - ZFSUP0_AERO(i,1,1))
625	PTOPSWCFAERO(i,3) = (ZFSDN_AERO(i,KFLEV+1,1) - ZFSUP_AERO(i,KFLEV+1,1))- (ZFSDN0_AERO(i,KFLEV+1,1) - ZFSUP0_AERO(i,KFLEV+1,1))
626
627	ENDIF
628
629	IF (ok_aie) THEN
630	IF (ok_ade) THEN
631	PSOLSWAIAERO(i) = (ZFSDN_AERO(i,1,4) - ZFSUP_AERO(i,1,4))-(ZFSDN_AERO(i,1,2) - ZFSUP_AERO(i,1,2))
632	PTOPSWAIAERO(i) = (ZFSDN_AERO(i,KFLEV+1,4) - ZFSUP_AERO(i,KFLEV+1,4))-(ZFSDN_AERO(i,KFLEV+1,2) - ZFSUP_AERO(i,KFLEV+1,2))
633	ELSE
634	PSOLSWAIAERO(i) = (ZFSDN_AERO(i,1,5) - ZFSUP_AERO(i,1,5))-(ZFSDN_AERO(i,1,3) - ZFSUP_AERO(i,1,3))
635	PTOPSWAIAERO(i) = (ZFSDN_AERO(i,KFLEV+1,5) - ZFSUP_AERO(i,KFLEV+1,5))-(ZFSDN_AERO(i,KFLEV+1,3) - ZFSUP_AERO(i,KFLEV+1,3))
636	ENDIF
637	ENDIF
638
639	ENDDO
640
641	END SUBROUTINE SW_AEROAR4

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