Regards to the End was stirred up by an existential prompt: What inspiration can we take from the AIDS activists at the end of the 20th Century to confront climate change? Dramatic, patient, and powerful, the resulting 45-minute contemplation by classically trained composer Emily Wells provokes feelings of love and pain, bravery and fear. Like much of the Amarillo-born singer and multi-instrumentalist’s varied discography, February’s LP is catchy, operatic, and atmospherically focused, but it finds Wells inhabiting a particularly dire essence. “Don’t go easy on me,” she sings with crumbling emotional resonance on “All Burn No Bridge,” a song that could slot on a modern Pure Moods comp if it weren’t ostensibly about self-immolation.