Search a listing of Government of Alberta publications.

9 results

Licenses: Open Government Licence - Alberta Organizations: Agriculture and Forestry Tags: aerial surveys

Views: 1210
Updated

December 15, 2021

Description

Map showing the ratio of currently-attacked trees (live, green-needled trees or green trees) to previously-attacked (dead, red-needled trees or red trees) at each survey site.


Views: 914
Updated

December 9, 2021

Description

Maps showing areas of the province in which forest damage has occurred due to the spruce beetle. Forest damage maps are generally released annually and are based on the most current information...


Views: 216
Updated

September 21, 2020

Description

Map showing the attack density per square kilometer of trees affected by mountain pine beetles.


Views: 1
Updated

May 1, 2020

Description

The main objectives of this manual are: to ensure that aerial surveys carried out on forested lands in Alberta adequately record damage caused by a wide spectrum of damaging agents; to ensure that...


Views: 617
Updated

October 24, 2019

Description

Maps showing areas of the Rocky Mountain House Forest Area in which forest damage has occurred due to the mountain pine beetle. Forest damage maps are based on the most current information...


Views: 327
Updated

October 24, 2019

Description

Maps showing areas of the Lac La Biche Forest Area in which forest damage has occurred due to the mountain pine beetle. Forest damage maps are based on the most current information available at...


Views: 302
Updated

January 1, 2016

Description

Provides annual updates on the spread of the mountain pine beetle in Alberta. In North America, The mountain pine beetle is the most destructive native insect of mature pine, and continues to...


Views: 712
Updated

January 1, 2016

Description

Maps showing areas of the Rocky Mountain House Forest Area in which forest damage has occurred due to various abiotic factors, such as drought, heat, flooding, hail, or lightning. Forest damage...


Views: 234
Updated

January 1, 2015

Description

Maps showing areas of the Upper Athabasca management area in which forest damage has occurred due to various aspen defoliators. Forest damage maps are based on the most current information...