˘ˇˆ˙ ˝˛˚ ˜ ! # $% & geography and crustal dynamic research ...geography and crustal...

5
Geomorphological Study of Leyte Landslide Geography and Crustal Dynamic Research Center Mamoru KOARAI, Hiroshi P. SATO and Izumi KAMIYA National Research Institute of Fire and Disaster Kiminori ARAIBA National Institute for Land and Infrastructure Management Nobutomo OSANAI and Hideyuki ITOH

Upload: others

Post on 11-Sep-2020

0 views

Category:

Documents


0 download

TRANSCRIPT

Page 1: ˘ˇˆ˙ ˝˛˚ ˜ ! # $% & Geography and Crustal Dynamic Research ...Geography and Crustal Dynamic Research Center Mamoru KOARAI, Hiroshi P. SATO and Izumi KAMIYA ’( ˘ˇˆ˙ )˚*+,

���������� ����Geomorphological Study of Leyte Landslide�

������������� ���� � !"� # $%� &�Geography and Crustal Dynamic Research Center

Mamoru KOARAI, Hiroshi P. SATO and Izumi KAMIYA�'(������� )�*+,

National Research Institute of Fire and Disaster� Kiminori ARAIBA�-./01234��5� �6789 :";<�

National Institute for Land and Infrastructure Management�Nobutomo OSANAI and Hideyuki ITOH�

�=� � >�

� ?@ AB CDE AF GHIJKL� ����MN

OPQRST����HUVPWX?@ AY CZ

E[DEHX'(\'(R]^'(������X

-._`a-./01234��5X-.��b�

cdUefMg�hijklQm-.��bMnX

�o�pq�rKs�t��u�vw��jxl

W� yz{jklQ|}X�~�� j���

��� �{j��PW��PWX������

��� ���j��PQm����X��.�

�n���Mn��RST6���H����

��������Qm��H �}RST�6��

�j¡¢PW£Q¤¥¦�X�§¨©ª�«¬­

®¯�PW°±j²³Q¤¥¦­´µM¶Qm·QX

¸¹º»�¼½¾»¿ À��ÁÂÃjxlWÄ�6HÅÆPW

� yz�� ÇÈjk£XÉÊKËÌ�Ä�6�

�R¶��ÍÎÏÐÑÒ{H��­Ó���­Ô

Õ}H�lQm�

�������

� Ö××Ø CDE AF GHIJKL� ����ÙÚ�

Û�ÜÝÞÝßàMNOPQRST����H

UVPWXÉá�rÂÃjxlQ� ������

��g�hijklQmg�hinX7âã�ä

234åæhçèé��������Hêë�

ìí���îï�ðí/0�¦¥hiñ�òójx

£X?@ AY CZE ÖY G[DEcGHX'(\'(

R]^'(������X-._`a-./012

34��5X-.��b� ôdUefMklQm�

� -.��bn�o�õöÇ¥�rÂÃjxlW

ÂÃ�÷�� yzjk£X��������

� ���j��PQm·QX�~�� j��

���� �{j��PW��PX�NO��

�øùjúûPQmg�hiMnX�rÂÃjüÁ

ý�wJ�v��QþHX�������_�

� {j ��¼ �PW �¼» z jklQm·QX

.����Hê£Wg�� yz�� ���ij

klQm�

� �ÑX'(������nX������z H

��� yzjk£X��o����� w��j

��PQm-./01234��5nX��.��

��HU��úû�PWX�����NO��.�

� !u"#��u$�H%=�� &'���

jklQm�

���� �

� Ö××Ø CDE AF G()*A×� ôØ ö+XÙ����

Û�ÜÝÞÝßà,�Û-.� /0�1�234MX

3�56HÓ�7õ B××8H9£:;­��PXR

ST�.��­NOPQm��.��H�3

n<=H>?PX@A ABCpXkÑDÔ YY× pXì

E��Qp Bô p(ÖA FnGbHHI��XJKD

FnHIo@L*�£JRMNH�XOP�JK

O«AnQ BB× pMÓlQ(Ö××Ø CcE Ö× G-R

�hçSTÍ�U�V�WXH��*m6���

NO��YZj�PQ��j�[ZH\�m�

���� ������������

� �NO]¯nX�~H^lQR �^_­`

¯�a³Õ�W£�m�[DH�NO~����

Page 2: ˘ˇˆ˙ ˝˛˚ ˜ ! # $% & Geography and Crustal Dynamic Research ...Geography and Crustal Dynamic Research Center Mamoru KOARAI, Hiroshi P. SATO and Izumi KAMIYA ’( ˘ˇˆ˙ )˚*+,

�bc�de/�fgh�H9£i�u�Hêë

�G_ j\�m����Mn Ö××Ø CDEZG�

�j��^_­kz��Xi�u�MnDE AA GH

lRG_ ÖÖFmmjnoPW£�m·QX�­N

OPQDE AF G·M�i�u�Hêë�p�_

n ØÖFmmHqPW£�m·QX�de/�Hêë�

lRG_ nDE AÖ GH AôômmjnoPW£�m�

êX�NO�~oH�r­kz��W£�­X

���UV¦Hs£Wng��MnDÔMÓ�(t

uXÖ××Ø*m�

���� ������ !"#$%&�

'�(���)�*+,-.�

� h��� j��M¶�&'�PWXé���

������vwöZ� �ñ(�[c*­Ó�m

��nIJKL�z x(yz{|}~z��¿z��|~��z~��

½��}����� ¾~�}�mz{|}~�¸��~�����y¸¿½¾¸*­�@

PQvwöZ� �j�HX-.��b­��PW

�@PQ��MÓ�m�Ú{õ�­�Ú��lW£

Wn���W£�£­X��Hx�PQ����M

6�ÚH�­}}lW£QQþ�åz���m��

�{�w��n�9���H��PW�m���

���Hs£WnX�-�?�� ¡Ú� ¢�£Û

�t¤¥��}Õå¦PWn�PWÓ�m�

� hi���6�n=��PW5H§����¨j

@PWêXö©ª­«6Hx¬P«¬­n:;

j @PW£�m���RST6���n��:;

MNOPQm��:;��ÚHÙ®H¯g��§�

­Ô°H�÷M¶XIJKL��±�§�¯ÍÚ

HÓQ�m�

� � [ ² H I J K L � � � � j \ �

(³{{�´µµ{¶|�z�|�|�·�}mµmz|~*m���H���X

¸¹��n)Oº»¼½[»¾½�����n¥�

�W£�mh����Hs£WnX�¿ �À

(Ö××Ø*X!Á|}(Ö××Ø*�Âë�'Ä­Ó�

­X�¿ �À(Ö××Ø*H���X��ÅÆÚnÇ�

��'� �����/0123456��)��

��������

��7� 89:;<��*��

Page 3: ˘ˇˆ˙ ˝˛˚ ˜ ! # $% & Geography and Crustal Dynamic Research ...Geography and Crustal Dynamic Research Center Mamoru KOARAI, Hiroshi P. SATO and Izumi KAMIYA ’( ˘ˇˆ˙ )˚*+,

6ÈÉ�Xw�Û�t�ÊË�XÈÌ�w�Û�t

�Â�Ç6�fgÇ6©��Í}ÕÎ@��W£

�mg�hiMn��ÅÆÚHnklW£�£­X

���ÏgH����MklQ��kÐH��ÑX

|ÒfÓ�����lW£�m�

7�=>�?@ABCDE�)FG�

� ���hiMÔ�PQ� &'nÕÀ�`M

Ó�m�

7��� H��)IJK�

»½Ö¿ � ×Ø¿(Y×8ÇÃÙ*�

� »½Ö¿ nÀÚ�ÀuÛtÝéÊ�w/�ÜñHÝ¥

��Q��ÞH�X=ßà����á�� w�

�j�@����jÆ��PW Ö××× CDE� AA G

âHãlWkä�Q"åu$�MÓ�m»½Ö¿ H��

cæ(Q Y×8*ÇÃÙ� ×Ø¿ ­ y¸»¸ � ç¼ }ÕÞ-

�e�ߤ¥MÓX��w��j�£Qm�

y¸¿½¾¸ � �}Õ�@PQ ×Ø¿(Ö×8ÇÃÙ*�

� y¸¿½¾¸ ­�@PQvwöZ� �Hn Ö×8âè

�{õ�­éÂ��W£��MX��j !�P Ö×

8ÇÃÙ� ×Ø¿ jO@PQm !�PQ{õ�Hn

êzë5­ÓlQQþX��ë5Hs£WnXY×8

ÇÃÙ� »½Ö¿ì×Ø¿ }Õe��7íîM Ö×8ÇÃÙ

Hïõ!j7íPQm�

AYB× Cº�������(Dý�À*�

ý�À ôCC� AYBÖ CðE AØ Gñ°� òó AµôCôA××�

ý�À ôCB� AYBÖ CõE ÖØ Gñ°� òó AµôBôY××�

� y¸¿½¾¸ M5öPW£���ñ°�����jx

�PQmy¸¿½¾¸ Hn���IJÝ÷n��XÂÃw

��(��jÀøÛ�PQ��*�ùúûPW£Qm

6�Ún�Hüä�WêXy¸¿½¾¸vwöZ� �

��H�lQ�����a³Õ��m�

7��� LMN�OPQRST�

ý�|�þ�|���ÂÃ��uÛ�U��

� � Ö××Ø C²E AØ GXAB Gñ°�

� ���NOoHñ°��Q ý�|�þ�|�� ÂÃ�

7X����£ÂÃjDÂÃ��PQmDÂÃ��

��£Úöj�ù4ä���H�X����

=�����������­�/����m�À

��ÇÃÙn ×·F8MÓ�­XÁIÞwJËÈ­

C× Õ��R¶£�MXî����öÇ¥n A·B[

D8�Ù�a³Õ��m��PQDs� ý�|�þ�|��

ÂÃ�JKX����.����­|��Â���

ñ°��W£�²E AØ G�ÂÃj�[vH\�m�

¸¹º»�¼½¾»¿ ÂÃ(~Ñ�X�À�XoÑ�*�

� � Ö××Ø C A× E A× Gñ°�

� -.��b��������NdÎ(�¸�¸*��

ef���¦H��¶X×Ø¿ fgÁÝ�ÂÃ�@�

���Ùú���jÆ��PWX�¸�¸ }Õ ¸¹º»�

¼½¾»¿ ÂÃj��PQm~Ñ�X�À�XoÑ��

À��Á�¤¥�cÂÃ}Õ��m�

� ���n�÷¤¥MÓ�­X��Ún�ÀM�÷

D¤¥MÓ�m�lWX¼½¾»¿ À��ÁÂÃM ×Ø¿

j�@PW��~�� � ×Ø¿ ��öj�lW�X

¸¹º»�¼½¾»¿ ÂÃ�ùM�o�� w��­=W�

��äëMn��X�� �ó¦n���£m��

�ó¦�ù¤¥MÓ�m�

(C) Digital Globe / Hitachi Soft�

��4� �����/01� UVWXYZW[\ ST�

]^__` a7b c` "def�

4�QRSTghi�)?@�jk�

� ý�|�þ�|�� ÂÃn�0�ÂÃMÓ�QþÉ���

� h�!£­Ô°MÓ�mR¶���� ÄI�

���Hc"öM¶X�ÂÃMÓ�Qþõ#$­s

}ùH�£­XÄ�6� �«¬�%&M¶�m·

QX����ÄI�H'É­(lW£�Ó)�%&

M¶�mÄ�6� nX*+ÀÄHk�|ÂR¶�

(ÍÎ ,Î*­����lW¶WêXÄ�6�

����Ä6MnR��Ä�6­��PW£��H

äPXÀÄ6Mn�����Ä�6­��PW£�

(�[-Xð*m.���.�/0MnPä1��

­ ý�|�þ�|��ÂÃM%&M¶�­X��nÄ�6

­·�·lW�V�ª1H23PQ��MX4Ún

5©PW£�(�[6*m�ÑX¸¹º»�¼½¾»¿ ÂÃnX

öÇ¥­ Ö·B8���7��}£� ��÷n89

MÓ�­Xî��­¤¥MÓ�QþXÄ�6� {

�õ#$­:þ�H��� ��÷n;<MÓ�m�

� ·QX.�H>��W=�PQ>.{­g�M%

&M¶Q­Xý�|�þ�|�� ÂÃM���«¬n%&M

¶�(�[õ*mQ�P�ÂÃMÓ�QþHX=�

1?Hs£WnÂÃ�ëMn��89MÓ�m�ÑX

Page 4: ˘ˇˆ˙ ˝˛˚ ˜ ! # $% & Geography and Crustal Dynamic Research ...Geography and Crustal Dynamic Research Center Mamoru KOARAI, Hiroshi P. SATO and Izumi KAMIYA ’( ˘ˇˆ˙ )˚*+,

¸¹º»�¼½¾»¿ ÂÃnX Õ}��.­«¬����n

�÷M¶�­X��­=�PQ>.MÓ���n�

÷D¤¥MÓ�m�

����� �

��������

������

(C) Digital Globe / Hitachi Soft

��l� UVWXYZW[\ ST�ghjk�

��m� no�pq�rCs�

��t� Duv�)�(�wx�

�������������

(C) Digital Globe / Hitachi Soft�

��y� UVWXYZW[\ STAz{A|!}~��

� g�� ��hiMnX@AB�Qþ��ÚHs

£WnhiM¶CXÄ�6���Hs£Whijk

lQm��Ú�ÀÚHn¼È/0­­Vj����

}ÕX���ÚHn��§­«¬����­%&M

¶�m�

� £�s}�Ä�6Hê£WX�­���ÎDjk

Ð����­��QmÇ6©���Ç6�¨{�E

�Ç6�ÎD­%&M¶XÇ6�¨Hnüv��d

0åd­&þÕ��(�[A×*m���J���.

���nXRST6���H���������.

HF����M�m�lWX���.��n

���Mn��XRST6���HGJ����

�������m�

!"#$

%&'()�*)+,

!"#$

%&'()�*)+,

��c_� pq�����

l���H��)�����ghi���

� ��������÷MnX¬­��­NOPQ:

;��ÚHÙ®H¯g��§� ­Ô°H�÷M

¶XIJKL��±�§�¯ÍÚHÓQ�(�[AA*m

l�«6HÓ��HÔ°�����ÎDn56(6

�6*�K��§ 1j\PXl�56�����

Page 5: ˘ˇˆ˙ ˝˛˚ ˜ ! # $% & Geography and Crustal Dynamic Research ...Geography and Crustal Dynamic Research Center Mamoru KOARAI, Hiroshi P. SATO and Izumi KAMIYA ’( ˘ˇˆ˙ )˚*+,

ÎDn¼È/0­­%&M¶«6(?¿6*�K�

�§ 1j\PW£�m�lWX���§ªI�X

��7�W4�1H�KJ��� ­���HV

�lW£�m���§�ÙѯÍÚHÓQ�-�MX

Ö××Ø CDEõ[AÖ G�R_M���­NOP-

�K����W£�m��ë5���jkÐ��

�X�§L�H��§ÈÉ���§M.�­æùX

}�NO��§¨©ª��lW£�2�[AÖ*m�

��RST6���HäPX®¯�H�§¨©ª�

«¬­°±j²³Q¤¥¦­õ£���a³Õ�

�m�

-./01-./01

��cc� ���swx�ghjk�

��<������)�

������]���:���<�f�

� ���RST6���n��P� 1­é��Qñ

H�lW£�m·QXR�;S9Hn�T�UV�

7W���X7W�X HY�PQë5­&þÕ�

�m��Õ� 1nXÃZ��§¨©ª­��H°

±j²³W£Q¤¥¦j\�m·QX������

÷MnX[£��\�R�;�]ä��� ­X^

��HVjPW&þÕ��(�[AA*m�

� �ÑX-./01234��5­�_kz�r

Ö���z HÝ¥��Q��Û�¸»Öؽ �À��ÁÂÃ

}ÕAB8`åu#�×Ø¿j�@PW£�­X��×Ø¿

}ÕNO�Q{õ�jF��X��hP�}l

Q?¿ÚH£�s}a1HbcQ{õ�­dF��X

[£Ä�6� ������(�[Aô*m���

nXy¸¿½¾¸ �vwöZ� ��{õ�Mneg��

W£�£mfÙ{nÔÕ}Mn�£­X����­

��H �}RST�6���j¡¢PW£Q¤

¥¦­\g���m�o�����.�(ja³

��MnX����ah��%=­Ó��a³Õ�

�m�

��c^� ���������

(C) METI / ERSDAC(C) METI / ERSDAC

��c�� �����  ¡¢£DE ¤�¥ �¦!§¨���

m��©o�Jª«&�¦!�)¬«�

� '(������MX������ÀøÛÞ

(½|�����i ¹¼¿ìÖj*j�£WX��o�� yz

jklQm�[AC nX-./01234��5­

»¼ºÖB�»½Ö¿w��j�H�@PQ��~� w�

��ïõ!}Õz ���ïõjk£Q��j\�m

lZn��~�{õ�MÓ�mAB8`åu#� ×Ø¿

j�@PXmA��jnþW£�mïõ­#ÀPQ

(op��Q*�jqMXrsPQ(��PQ*

�jtM\�m*+ïõ AB×8��ÚMop�X�