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Forest dieback (also "Waldsterben", a German loan word, pronounced [ˈvaltˌʃtɛʁbn̩] ⓘ) is a condition in trees or woody plants in which peripheral parts are killed, either by pathogens, parasites or conditions like acid rain, drought, [1] and more.
Kauri dieback is a forest dieback disease of the native kauri trees (Agathis australis) of New Zealand that is suspected to be caused by the oomycete Phytophthora agathidicida. [1] Symptoms can include root rot and associated rot in a collar around the base of the tree, bleeding resin, yellowing and chlorosis of the leaves followed by extensive ...
Sustained warming of the northern high latitudes as a result of this process could activate tipping elements in that region, such as permafrost degradation, and boreal forest dieback. [3] Thawing permafrost is a threat multiplier because it holds roughly twice as much carbon as the amount currently circulating in the atmosphere. [ 6 ]
Dieback may refer to a number of plant problems and diseases including: Forest dieback caused by acid rain, heavy metal pollution, or imported pathogens The death of regions of a plant or similar organism caused by physical damage, such as from pruning
Reconnecting fragments of forest that have been cut apart by human-built infrastructure can have other benefits, like giving animals access to more food resources and potential mates.
A woman washes her shoes to reduce the spread of kauri dieback disease in Waipoua Forest. Kauri dieback was observed in the Waitākere Ranges caused by Phytophthora cinnamomi in the 1950s, [41] again on Great Barrier Island in 1972 linked to a different pathogen, Phytophthora agathidicida [42] and subsequently spread to kauri forest on the ...
The Forest Service’s logging decisions are made in pursuit of an annual volumetric national timber target, which is set in Washington, D.C., by the Department of Agriculture.
It's not unusual for fitness equipment, trends, and workouts to mimic everyday movements or activities. The stair climber machine at many gyms, for instance, is not much different than the flight ...