Something as simple as black paint could be the key to reducing the number of birds that are killed each year by wind turbines.
https://arstechnica.com/science/2020/08/black-paint-on-wind-turbines-helps-prevent-bird-massacres
origin - https://www.pipiscrew.com/2020/08/bird-deaths-down-70-percent-after-painting-wind-turbine-blades/ bird-deaths-down-70-percent-after-painting-wind-turbine-blades