6. Conclusion

Preserving earthen architecture, the memory of building cultures, means pinning great hopes on the transfer of technical diversity and safeguarding an evolving balance between nature and culture. To guarantee sustainable development based on a global alliance to protect biodiversity, don't we have an obligation to protect and pass on cultural memory, the vehicle of intangible values and meaning, without which a society cannot exist?

Couldn't earthen architecture, present on every continent, be essential to the protection and transmission of this cultural bio- and techno-diversity of landscapes designed by human beings?