Instead of throwing away your empty soil or mulch bags, consider giving them a second life and reducing waste at home with these gardening hacks.

After 45 years of living in the cool mountain mists of Kaloko Mauka’s Kona Cloud Forest Sanctuary, we have decided to move.

The researchers dug out soil, put it in piles and mixed biochar into half of them. They then set up 24 experimental plots and distributed the soil piles to them in a randomized experiment.