*Estimating monthly forest fire occurrences in the Tohoku region, Japan by Junya Kanno & Yokoo Yoshiyuki

1 2,000 1,000ha

5 (2005)

2

2.1

(2011)

2.2

( , 2016) 2010 2010

(0~3° 3~8° 8~15° 15~20° 20~30° 30° )

東北地域災害科学研究　第52巻（2016） 31

2.3 (2005) 11~15

4 1 ( )(H12 H13 )

11~15 5 26.3 14.9%( ) 12.3% 11.7% 5.4% 14.4%

15.1%70.6%

( , 2016) 20 10 1

3 3.1

1~12

5

2

1

32

3

4

6

5

8

7

33

3.2 ( , 2016)

3.3

( )

3.4

2

12

11

10

9

34

(1)

Na H b W c N

N (1)

N H Wa b c

13~18

( )

16 1999~2003

15 1999~2003

13 1999~2003

14 1999~2003

35

4

(1984)

(1984)

(1984)

(2005) ( 16 ), 3-24.

(2011) ( 1981~2010 ), http://www.data.jma.go.jp/obd/stats/etrn/index.php

(2016) 65 , 1 , 21-23, 26 , 774-775, http://www.stat.go.jp/data/nenkan/01.htm

(2004) , 3 , 22-26.

(1984) , , 57 ,

67-71. (1982) , , 32 ,

37-40. (1957) ( 1 ),

, 7 , 1 , 29-32. (1985) , , 23 , 23-35.

18 1999~2003

17 1999~2003

36