The role played by land designated as Green Belt, and indeed undeveloped countryside more generally, in helping to mitigate, and adapt to, climate change is only just beginning to be understood. The benefits these areas provide when left undeveloped or used for purposes such as agriculture or forestry are often un-recognised or taken for granted. Brownfield sites can be more expensive to develop due to the need for demolition, contamination works and other issues, which can make them less attractive to investors, compared with greenfield sites. When it comes to green belt, public attitudes, as well as attitudes of thosnd environmental contexts of the jurisdictions in which they are located. Following up on Net Zero Architect effectively is needed in this day and age.