vertical gardening could incorporate fish water to sustain plants & both to sustain you. Plants clean fish water returning re oxygenated & clean to sustain fish. All it requires is management as we are supposed to do with creation .
Tianjin Bridged Gardens _ by Turenscape Design Institute. I appreciate the use of elevation, form and color to juxtapose this space with the formality of the surrounding hardscape/lawn. This is a possible driver for my outdoor classroom space(s)