Urine contains most of the nutrients excreted by humans. They are mainly released into the
environment and contribute to the strong disruption of planetary biogeochemical cycles …

We present the results of our 14th horizon scan of issues we expect to influence biological
conservation in the future. From an initial set of 102 topics, our global panel of 30 scientists …

The increasing global population, over the last few decades, brought about the rise in
synthetic fertiliser market prices along with explosive agricultural demand. Source …

Human urine can be used as a fertilizer, however, due to the high water content (97%),
concentration is required to make transportation economically feasible. Reverse osmosis …

In China, over 47 million toilets in rural areas have been upgraded since the nationwide
sanitation program, popularly referred to as the “toilet revolution”, was launched in 2015 …

Most of the fertilizers used in conventional agriculture are derived from nonrenewable
resources: natural gas for nitrogen fertilizers and fossil mines for phosphorus and potassium …

Evaluating the sustainability of sanitation systems is essential in achieving the sixth
sustainable development goal. However, there are only limited number of available …

In recent years, source-separated urine has garnered widespread recognition as a valuable
nutrient recovery resource. This paper summarizes urine components globally and related …

Recycling urine can reduce the flux of reactive nitrogen in the environment. This paper
presents a novel approach to recover all N (N tot) from urine, including ammonia (TAN; …

To feed the world without transgressing regional and planetary boundaries for nitrogen and
phosphorus, one promising strategy is to return nutrients present in domestic wastewater to …