Human Waste - News, Trends, Human Waste Links
Vacuum biogas toilets
A promising innovation is the vacuum-biogas toilet, in which waste is sucked into a vacuum sewer system, and then transferred to a local biogas plant. Recent pilot projects have tried this technology in settlements in Holland and Germany. Hamburg is in the planning phase for a project that would give vacuum-biogas toilets to 2,000 houses - Read More
Tags : biogas waste disposal unique ideas
Topics : Bioenergy
Urine is liquid gold!
Urine makes up less than 1 percent of all waste water in developed countries, but contains a huge proportion of the nitrogen and phosphorus. Those nutrients are essential to agriculture but harmful in water bodies, and removing them is the most energy-intensive part of treating waste water. And since urine is almost sterile, it can be used as fertilizer with little to no treatment. - Read More
Tags : waste
Topics : Waste to Energy
Separating urine and feces is a useful idea
Just as we separate plastic, cardboard, and newspaper, says Rosemarin, we should separate urine, feces, and greywater. As a first step down this road, some companies are producing new types of toilets. One idea, pioneered in Sweden, is known as urine diversion. The basic concept is that the toilet has two receptacles for the different kinds of waste. - Read More
Tags : fertilizers waste to energy waste disposal
Topics : Waste to Energy
200 million farmers use untreated human waste in fields
Nearly 200 million farmers in China, India, Vietnam, Africa, Latin America harvest grains/vegetables from fields that use untreated human waste. Most of these draw irrigation water from local rivers or lakes. Unlike developed cities, these areas lack advanced water-treatment facilities, and rivers effectively become sewers. Farmers risk absorbing disease-causing bacteria, & consumers who eat the produce raw and unwashed. Nearly 2.2 million die of diarrhea per year! What a biz opportunity! - Read More
Tags : waste agriculture energy opportunities
Topics : Waste to Energy