Central Maine Power says if its transmission project in western Maine is approved, Mainers won’t pay a cent for it — but they will see lower electric bills, among other things.

But there will be winners and losers, and environmentalists have a hard choice to make. On one hand, the proposal would bring low-polluting hydroelectricity into New England, and on the other, it could have serious scenic and environmental consequences.

Trying to find the balance, on our series “Power Struggle in The Maine Woods,” launching Monday, March 25.