If so, where's the evidence that this is the case?
If so, where's the evidence that this is the case?
Some experts disagree with that method of stopping the beetle plague, and think that the forest should heal itself. Other experts don't want just to watch dying forest and try to do something. Hence the argument.
Because experts are divided, this is a great opportunity to attack the government. Unfortunately there is no substantive discussion, even here on HN.
Try to guess if current Polish government is left or right wing.
[1] https://en.wikipedia.org/wiki/European_spruce_bark_beetle
In this case I've heard that major opinion for the government was prepared by an forestry expert whose lifelong expertise is in chainsaw mechanics with no standing in biology community, whereas Nature regularly publishes alarmed letters from experts in actual ecology of outbreaks.
Prima facie, this does not reduce their credibility.