Environmental Impact Assessment (EIA):
Executing environmental investigation before making the plan of offshore wind farm.
Before construction:
Doing the long-term monitoring before the construction to refer to the results of the follow-up sessions.
Under construction:
Doing the long-term monitoring during the construction to analyze the variation of noise and activities of cetaceans.
Operating:
Monitoring regularly after construction and starting operating, comparing the results with previous results and analyzing, and making a reference for ecological conservation.