District Heating Industry to Reach USD 237.58 Billion by 2034 as Low-Carbon Heat Networks Expand According to a new report published by OG Analysis, the District Heating Market is valued at USD 165.79 billion in 2026 and is projected to reach USD 237.58 billion by 2034, expanding at a CAGR of 4.6%. Growth is being supported by urban decarbonization programs, modernization of legacy heat...