Abstract
How much water do you use in a day? Let’s start with this morning. If you took a five-minute shower you probably used about ten gallons, then three or four more gallons to run the faucet and flush the toilet. At breakfast, maybe you heated a few cups of water to brew your coffee or tea. This doesn’t seem like much so far, but before we move on, let’s look into our cups and steep our minds in how much water really went into this warm infusion. What about the water needed to grow the coffee beans—should we count