The solar thermal market saw 3% growth in 2021 after seven years of decline. Noteworthy development was reported from some of the largest solar heat markets. Solar thermal capacity reached 522 GWth, providing green heat to 109 million residential and commercial customers globally. With a turnover of USD 18.7 billion, the sector gives jobs to around 380,000 people worldwide.
These are some key figures from this year's report, Solar Heat Worldwide 2022, published by the International Energy Agency's Solar Heating and Cooling Technology Collaboration Programme (IEA SHC). The 18th edition has a completely new design. Data from now 70 country contributors creates the most comprehensive evaluation of solar heating and cooling markets worldwide. The full report and key findings are available for free on the IEA SHC website.