Early wind turbines were made of aluminum, similar to aircraft wings of the time, so in theory they were longer-lasting and more recyclable. But they switched to composite materials because they're lighter and stronger, same reason airplane wings are switching to composites.
Early wind turbines were made of aluminum, similar to aircraft wings of the time, so in theory they were longer-lasting and more recyclable. But they switched to composite materials because they're lighter and stronger, same reason airplane wings are switching to composites.