![DIY Permaculture A-Frame Level](https://permaresilience.com/wp-content/uploads/2015/02/permaculture_diy_a-frame_level.jpg)
A-Frame Level: An Essential Tool for Swale Building
Swales are passive water harvesting earthworks (aka Berm and Basin or swale) that also help prevent soil erosion and serve as a foundation for building biodiversity on a property. With drought conditions getting worse over the past few years and our current methods of irrigation being unsustainable; most any property could benefit from the addition of swales.