Black death mortality not as widespread as believed

The black death, which plagued Europe, West Asia and North Africa from 1347 to 1352, is the most infamous pandemic in history. Historians have estimated that up to 50 percent of Europe's population died during the pandemic ...

New analysis shows threats to 8K Red List species

Less than a month away from the kick-off the IUCN World Conservation Congress in Hawaii, a team of scientists report in the journal Nature that three quarters of the world's threatened species are imperiled because people ...

Rethinking the value of sewage sludge 

Researchers from the Plant Nutrition Group at ETH Zurich have been evaluating methods to develop an efficient and environmental friendly phosphate fertilizer from sewage sludge ashes. A new thermo-chemical process that extracts ...

When roots crack and worms crunch

Roots can be "listened to" while growing – and worms when burrowing. Researchers from ETH Zurich and the French National Institute for Agricultural Research present a new method for soil analysis.

Restoring degraded tropical forests generates big carbon gains

More than half of the world's aboveground carbon is stored in tropical forests, the degradation of which poses a direct threat to global climate regulation. Deforestation removes aboveground carbon in the form of trees, reducing ...

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