Microbial decomposition of organic materials in solid waste into useful soil additives and fertilizer; often, extra organic material in the form of sewer sludge, animal manure, leaves, and grass clippings are added to solid waste to speed the process and make the product more useful.
Swimming (leisurely pace) If you weigh 150 lbs, you can burn approximately 215 calories in 30 minutes. If you weigh 200 lbs, you can burn approximately 285 calories in 30 minutes. If you weigh 250 lbs, you can burn approximately 360 calories in 30 minutes.
Weight Control & Exercise. Calories burned swimming is influenced by body weight, intensity of exercise, conditioning level and metabolism. For the variety of swim strokes and water activities listed below, NutriStrategy calculates calories burned per hour for the body weights of 130, 155, 180 and 205 pounds. Swimming laps, freestyle, fast. Swimming laps, freestyle, slow.