How much water does it take to make ... ?

It takes the amount of water from a small in-ground pool, about 4,000 gallons, to make that 20-pound bag of dog food at the supermarket.

And that bag of sugar? It took nearly five bathtubs of water to produce.

Those are some findings from a new assessment, the first of its kind in 30 years, published in Environmental Science & Technology.

Click the image above to read more.