Senator Tammy Duckworth (D)
2018 Note: Senator Duckworth entered a statement into the Congressional Record noting how she would have voted on roll call vote 71, which would have been scored as pro-environment. She missed two votes due to the birth of her daughter.
2015 Note: Representative Duckworth missed votes while she was on maternity leave. She entered a statement into the Congressional record noting that she would have voted pro-environment on all of the missed votes.