Ecohub
Save on gas bills by cooking with a DIY outdoor solar oven — you can make one for free using a few supplies you may already have on hand!
Let’s check out this South Africa-based city that’s aiming to produce 100% of its energy, water & food on site to become a self-sufficient, zero-waste destination!
This sustainable water-filled glass uses sunlight to power an energy-saving heating and cooling system!