_______________________ and ____________________ are the biggest crops for direct human consumption on the planet and provide the vast majority of ________________________ consumed by humans. Why can growing plants hydroponically use less water than growing plants in the field? If perfectly efficient, _____________ gallons of water are needed to grow the __________________ to produce one loaf of bread. If the spaceman wanted to get 25% of his calories from animal products (which is the national average in the US), how much more land area does he need to grow his food? What would your global food-print represent? How does eating meat versus plant products affect your global food-print? Part 2 – The food component of your water footprint What is a water footprint? A water footprint measures the amount of water used to produce each of the goods and services we use, including the food we eat, the clothes we wear, the energy we use, the cars we drive, and the electronics we enjoy. The average American uses about 2,000 gallons of water per day to support their lifestyle, or twice the global average. Only 5% of that is water in your home flowing through toilets, taps and garden hoses. Nearly 95 percent of the water you consume is hidden in the energy you use, the food you eat, the products you buy and the services that support your lifestyle. U.S. average water footprint in gallons of water per day Home 100 Diet 1,056 Energy 700 Stuff 232 Total 2,088 (From )
_______________________ and ____________________ are the biggest crops for direct human consumption on the planet and provide the vast majority of ________________________ consumed by humans. Why can growing plants hydroponically use less water than growing plants in the field? If perfectly efficient, _____________ gallons of water are needed to grow the __________________ to produce one loaf of bread. If the spaceman wanted to get 25% of his calories from animal products (which is the national average in the US), how much more land area does he need to grow his food? What would your global food-print represent? How does eating meat versus plant products affect your global food-print? Part 2 – The food component of your water footprint What is a water footprint? A water footprint measures the amount of water used to produce each of the goods and services we use, including the food we eat, the clothes we wear, the energy we use, the cars we drive, and the electronics we enjoy. The average American uses about 2,000 gallons of water per day to support their lifestyle, or twice the global average. Only 5% of that is water in your home flowing through toilets, taps and garden hoses. Nearly 95 percent of the water you consume is hidden in the energy you use, the food you eat, the products you buy and the services that support your lifestyle. U.S. average water footprint in gallons of water per day Home 100 Diet 1,056 Energy 700 Stuff 232 Total 2,088 (From )
activity_worksheet.docx