Free masterclass
From planetary scale to daily practice
Work through the modules in order or dip into any lesson. Your notes stay in your own browser.
01
Reading the planet
How Earth's living systems actually work — atmosphere, water, soil, and the thin band that holds it all together.
02
Systems and leverage
Where a small, well-placed effort changes the behaviour of a whole system.
03
The practice of building
Working in the open: how contributions become durable, shared infrastructure.