Below you can find the One of the earliest conservation leagues in the u.s. was set up to save these california trees Jeopardy Words Answer. The answer to One of the earliest conservation leagues in the u.s. was set up to save these california trees has 8 letters. This clue belongs to the Trees category and is part of Jeopardy Word Level 1741. If you scroll near the bottom you will find other clues and answers part of level 1741