Geothermal Heating Systems Explained | Sustainable Home Energy Solutions #3830265 (License: Personal Use)

This stylized illustration depicts a residential building above ground with three bold yellow arrows ascending from a bright yellow subsurface heat source through layers of soil and bedrock. The visual emphasizes the flow of thermal energy from the Earth’s interior into a structure, representing passive or active geothermal heat exchange systems used in sustainable architecture.

Used on educational or commercial web pages about renewable energy, HVAC solutions, or green building practices; targets homeowners, architects, and sustainability professionals seeking to understand or promote geothermal heating.