Fair Trade Coffee’s Aftertaste

Fair Trade Coffee’s Aftertaste

By Stefania Sellitti, Martha Del Río, and Natalia Gutiérrez Since its beginning in the 20th century, the entire Fair Trade movement has been organized under a single labeling organization, known as Fair Trade International. After diverging from Fair Trade...
Scientists make a splash with urine experiment

Scientists make a splash with urine experiment

Not long before dawn, at a dairy farm in Colombia’s Cauca Valley, locals line up to buy fresh milk. But two people in the queue are seeking a less palatable purchase: urine. Twenty litres of fresh, steaming cow urine, specifically. “Early morning is a good time to...
Tropical grasses: feed and plumber

Tropical grasses: feed and plumber

The pastures that cattle graze also act as their “toilets”. This is because, as cattle eat grass, they periodically urinate and, therefore, randomly deposit urine on the soil surface. Once in the soil, the deposited urine results in the creation of patches that are...

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