VOLCANICERUPTION
EARTHQUAKE
AVALANCHE
HURRICANE
TSUNAMI
B
G
W
O
R
Q
S
J
M
E
M
N
A
U
O
M
O
A
A
V
O
L
C
A
N
I
C
E
R
U
P
T
I
O
N
D
V
Q
A
A
V
A
L
A
N
C
H
E
E
E
I
F
M
M
I
O
J
A
I
I
R
W
Z
J
Q
X
E
N
W
H
P
A
A
Z
E
H
Q
H
T
S
U
N
A
M
I
Z
U
U
U
N
V
U
A
I
H
I
C
R
X
E
U
C
O
C
T
R
J
G
O
C
N
R
P
P
S
N
A
K
I
O
B
O
J
R
A
A
D
I
H
A
D
U
Z
F
W
U
L
J
F
O
V
I
O
O
H
E
N
A
E
U
Z
S
I
E
V
R
L
O
X
C
U
M
I
A
E
O
E
C
E
M
C
A
N
A
Y
C
U
A
A
A
F
M
B
M
I
R
R
X
E
R
X
Y
D
G
Z
N
N
F
B
H
P
U
J
O
Z
R
I
T
G
O
O
Q
T
E
T
G
D
J
B
B
J
X
U
Q
G
H
E
U
U
V
M
J
H
E
R
U
Z
E
S
Z
I
V
O
Q
A
A
D
E
N
U
U
H
B
T
U
U
X
C
U
E
Y
U
U
C
U
Y
Q
W
U
K
A
A
A
V
J
U
G
U
Z
A
Q
E
I
O
I
P
K
K
I
U
Y
O
H
N
A
A
H
K
N
E
F
U
C
V
F
S
K
E
U
E
A
L
A
J
N
E
A
X
U
A
M
I
A
V
