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.
How many calories you burn while swimming depends on the length and intensity of your workout and your weight. The higher the intensity and longer the duration, the more calories youâll burn. The heavier you are, the harder your body has to work to move you through the water, and the more calories youâll burn.