Compost Heating
https://www.youtube.com/watch?v=Q1Xs9-gkvyg I'm a big fan of the Edible Acres channel... love the updates to the compost heating experiments!
Compost Heated High Tunnel – 4 – Seedlings coming up!
https://www.youtube.com/watch?v=UB0W0P1zcE8
Compost Heated High Tunnel – 3 – Inside Tunnel Pile
https://www.youtube.com/watch?v=__zD1bIZZ1s I'm surprised the compost pile isn't reading a much higher temperature... I'd say within 48 hours at the most it should be in the hot range or it needs water.