Orb shows Obki how to make compost to fertilise the soil in a natural way, but Obki uses way too much and things grow out of control!

Obki loves to sing along in the shower, but it turns out shorter showers are much better for the planet. Challenge accepted!

Obki is introduced to the wonder that is fast-growing, carbon-capturing bamboo. This raw material can be used to make toothbrushes, clothes and more!