News tagged with chemical fertilizers

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 ...

Aug 16, 2013 4.8 / 5 (5) 2

Time to change the menu

With global population expected to increase by about 2.5 billion by 2050 even while climate change hits farmlands with shifting rainfall and temperatures, it may be time to rethink what we eat and how we produce ...

Feb 24, 2010 3.5 / 5 (4) 0