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.
One-third of the world's fish catch and more than one-third of the world's total grain output is fed to livestock.  It takes an average of 25 gallons of water to produce a pound of wheat in modern Western farming systems. It takes 5,214 gallons of water to produce a pound of beef.  Each person in the industrialized world uses as much commercial energy as 10 people in the developing world.