Over 30 billion of loads of laundry are done in North America each year, and the environmental impact is massive. According to the Wall Street Journal, American families on average do 300 loads of laundry per year. The result is the carbon footprint of laundry detergents for one year of laundry being approximately 480 pounds (218 kilograms) per year, or about 10 pounds (4.5 kilograms) per week.