Mosquito bite prevention with cellulose nano crystals

A study proposes a new way to prevent mosquito bites, based on an inexpensive and readily available biomolecule. Mosquitos spread potentially fatal diseases affecting humans, including malaria, zika, chikungunya, and yellow ...

Acidification of slurry to reduce ammonia and methane emissions

Ammonia released into the environment is a major problem. Agriculture is considered the most prolific polluter—it is responsible for 95 percent of these emissions in Germany. The colorless, acrid gas is toxic in higher ...

Unearthing the sources of cave-forming sulfuric acid

A study published in the journal Geology uses isotopes of sulfur to fingerprint the sources of sulfuric acid that have carved unique and beautiful cave systems in the Pyrenees mountains of southern France.

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