PrTe Pree
40
PUPPET P PP PPP rrr rrr rrr per pra bre
a GOUGH
o MALAN
ae ny
ON
a
ritibiit
GLOBAL DISTRIBUTION OF TRITIUM
LL eT EPL tT ttt it EE
60
Jan.— Dec.
Jan.— Dec.
Jan.— Dec.
1961
1942
1943
Perr PPT TA PY
PET TT TT tgp
Tg ETTTT TTS
D7 ou. KAITOKE
T.U.
rH
40
go
—
PRETORIA
aa
64 WINDHOEK
7
ASS
PA
———
20
(a)
4
.
J
—_—
FE i tittle ttt
Jan.— Dec.
Jan. Dec.
Jan.— Dec.
1961
1962
1963
(b)
Fig. 2—Tritium in the southern hemisphere.
PTT TT ITTITTrT Try titi t+ rir rr yr rrr rrr rrr
=
/ Nan”
-—
L_
|
10
364 NORD
@ SPITZBERGEN
Le
Lo
LIST A
—
bere
f
T.U.
|
é
/
)/
/
yo
/
Z
/
a
_
=
i"
~—
=
—
/
_
_
107
=
7
—
—
—
+
ee ee ee
Jan.— Dec.
Jan.— Dec.
Jan.— Dec.
196]
1962
1963
Fig. 3—-Tritium fallout in northern Europe.