Heat and Power. Read the linked article for some insight as to why there's been an increase in FF usage.
The solution is employing more GEN-IV Nuclear Power Plants which are due to come on line beginning in the 2028-2030 time frame. Several EU countries are moving in this direction, although Germany needs to be Woken Up to the reality and need for (re) adoption.
Link: https://www.reuters.com/markets/commodities/fossil-fuels-show-staying-power-eu-clean-energy-output-dips-2025-07-10/