"Based on the assumptions made, the results of this study can be used to conduct an environmental analysis of a representative wind park to be located in the US Pacific Northwest."
IOW, this study was likely "commissioned" to justify a massive contract for a wind turbine farm.
From the 1st source cited in the article:
"Based on the assumptions made, the results of this study can be used to conduct an environmental analysis of a representative wind park to be located in the US Pacific Northwest."
IOW, this study was likely "commissioned" to justify a massive contract for a wind turbine farm.