Monday, April 22, 2024 - Happy Earth Day! 🌎

A celebration of Earth Day and a word ladder, who could ask for more? We love word ladders, so today's crossword, by David J. Kahn (his 189th!!), hit the sweet spot. There were also several Earth Day related clues not tied to the word ladder -- 18A, Sustainably produced electricity, GREENPOWER; 54A, Carbon-based energy source, FOSSILFUEL; and in between, 36A, One symptom of climate change, GLOBALWARMING. All in all, a timely and enjoyable Monday puzzler. Show note imagery: The San...