Statistical data

Disturbance (British Columbia)
2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2006 2005 2004 2003 2002 2001 2000 1999 1998 1997 1996 1995 1994 1993 1992 1991 1990
Insects Footnote 1
Area defoliated by insects and containing beetle-killed trees (hectares)   5,083,672 5,504,608 6,228,569 5,423,542 5,471,065 4,553,299 11,078,885 7,748,676 5,760,982 7,026,013 10,844,787 12,850,278 9,451,378 12,689,356 11,559,633 11,293,887 10,325,421 7,571,461 4,002,585 3,913,581 3,761,609 2,995,861 104,788 252,332 603,802 454,050 1,683,787 990,966 1,527,773 957,302 904,880
Balsam fir sawfly                                                                
Forest tent caterpillar           183,597 609,999 711,297 581,910 198,932 453,137 132,626 29,821 10,185 2,829 241 148 9 89 4,127 60,415 213,934 702     59,000 102,000 93,595 85,908 47,325 113,000 206,000
Gypsy moth                                                                
Jack pine budworm                                                                
Mountain pine beetle   111,963 178,140 113,781 119,089 177,706 326,477 2,208,687 2,973,935 3,016,228 4,624,907 6,251,586 8,953,441 7,841,993 10,051,919 9,243,408 8,736,068 7,021,886 4,066,817 1,968,641 785,497 475,000 164,567   250,851 56,000 40,000 37,177 49,054 44,750 49,600 41,400
Spruce beetle   525,271 515,447 340,405 501,873 281,497 194,050 288,892 18,693 42,862 19,346 30,096 30,791 27,874 36,775 83,660 55,628 104,810 315,947 268,995 100,599 106,027 50,582 1,418 1,481 77,000 58,000          
Spruce budworm   7,267 3,885   756 250             99   1,137   703 29,648 166,490   1,612,314 1,575,188 1,283,695     6,500 27,000 173,428 170,111 139,000 245,000 400,000
Western spruce budworm   13,981   22,634 704 3,426 9,135 44,608 128,037 456,745 616,512 500,121 766,125 782,240 847,344 776,907 463,962 623,735 522,236 487,352 123,638 14,690 1,152 103,370   66,892 2,000 16,146 42,928 343,075 395,000 193,000
Other insects   4,425,190 4,807,136 5,751,749 4,801,120 4,824,589 3,413,638 7,825,401 4,046,101 2,046,215 1,312,111 3,930,358 3,070,001 789,086 1,749,352 1,455,417 2,037,378 2,545,333 2,499,882 1,273,470 1,231,118 1,376,770 1,495,163     338,410 225,050 1,363,441 642,965 953,623 154,702 64,480
Fires Footnote 2
Area burned (hectares) 869,255 14,672 21,544 1,360,935 1,229,860 100,447 280,958 368,928 18,836 103,219 13,153 337,181 247,520 15,301 29,987 139,425 36,833 220,297 283,403 8,587 14,173 17,809 11,555 76,767 2,968 20,669 48,080 29,755 5,183 30,453 25,189 75,782
Number of fires 1,635 684 843 2,123 1,400 1,075 1,871 1,478 1,879 1,659 684 1,731 3,101 2,058 1,641 2,587 1,006 2,418 2,490 1,795 1,320 1,551 1,198 2,663 1,176 1,360 1,474 4,057 1,497 3,805 2,014 3,255