Of all grains, wheat provides the world's highest yield after corn. With 730 million tonnes in the 2018/19 crop year, it makes a significant contribution to securing the world's food supply. But climatic changes and extreme weather events in particular are a growing threat to harvests. Areas under cultivation are also dwindling due to soil degradation and sealing. Pest infestation is making life even more difficult for plants.
Vanilla aroma from lignin
Vanillin gives the vanilla bean its characteristic flavor. It is one of the most frequently used flavoring substances in food and perfume production, but also in the production of pharmaceuticals. Several tens of thousands of tons are used annually. Until now, however, artificially produced vanillin has been made from petroleum, creating toxic waste. Researchers at the Johannes Gutenberg University in Mainz (JGU) have now succeeded in developing a sustainable method for obtaining the coveted aroma substance. A team led by Siegfried Waldvogel u