This is possible, and there is an entire agricultural method to it called Hügelkultur https://www.permaculture.co.uk/articles/many-benefits-hugelkultur https:/

This is possible, and there is an entire agricultural method to it called Hügelkultur https://www.permaculture.co.uk/articles/many-benefits-hugelkultur https://www.permaculture.co.uk/articles/many-benefits-hugelk...