Efficient phosphorus use can prevent cropland expansion

More efficient use of phosphorus fertilizers would make it possible to meet food demand in 2050, without using more of the world's land for agriculture. This is what environmental scientists José Mogollón and colleagues ...

Biologists discover a new type of placental structure in animals

The Cyclostomata is an ancient group of aquatic colonial suspension-feeders from the phylum Bryozoa. The fact that they have unique placentae has been discovered by researchers at St Petersburg University and the University ...

Governments can curb over-fertilization

Many countries could be using less nitrogen fertilizer in their agriculture without compromising their crop yields, as an international research team headed up by ETH scientists David Wüpper and Robert Finger are demonstrating.

Technique to recover phosphorus from urine

Phosphorus, number 15 on the periodic table, can be highly toxic and flammable and has been used in warfare as an incendiary device, yet it is also essential for life.

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