Well then here we go:

Eye of newt …

Rainwater Harvesting. This guy mobilized his neighborhood to become active through small changes: https://youtu.be/XGPxTqMYfNE

I can completely understand your growlight for tomato thing, I remember my balcony garden when I had to live in the city, with compost and all, also as a sort of test if neighbors would complain about the smell. They didn’t. Luckily I’m back to the soil and have a real garden to care for, but what you say can’t be understated. No matter if we are a human in a city or a rural area, we need other species around us, plants, animals and fungi. They can tell us things we will not hear from other humans.