How to Take the #4Liters Challenge
How to #4Liters!
Americans use more than 100 gallons of water a day, and most of us take it completely for granted. We assume that when we turn the tap, water will show up. It's not life or death; it's hot or cold.
Americans use more than 100 gallons of water a day, and most of us take it completely for granted. We assume that when we turn the tap, water will show up. It's not life or death; it's hot or cold.