It is easy to lose sight of portion size and unwittingly consume excessive food and calories  even if the fat content is low or even zero! This guide contains a growing series of popular foods showing portion sizes with their calorie, fat and carbohydrate content. Cheese, Cheddar, Sliced.
1 It takes more than 10 gallons of water to produce one slice of wheat bread. 2  If you eat the bread with a slice of cheese then you add another 13 gallons. 3  Using a low-flow faucet can save you 3.5 gallons per minute. If you eat the bread with a slice of cheese then you add another 13 gallons. 2  Using a low-flow faucet can save you 3.5 gallons per minute. 3  Using a low-flow toilet can save nearly 5 gallons per flush.
Nearly half of all the water used in the United States goes to raising animals for food (âThe Food Revolutionâ by John Robbins). It takes more than 2,400 gallons of water to produce 1 pound of meat and only 25 gallons to produce one pound of wheat (âWater Inputs in California Food Productionâ by Marcia Kreith)