Thursday November 29

Climate change is affecting Colombian coffee, Brazil struggles with biofuels, and how penguins forage in Tierra del Fuego. ARGENTINA Argentine scientists are studying foraging behavior of Magellanic penguins in the Beagle Channel off the southern tip of Tierra del Fuego. The birds seem to forage in three stages: for the first and third the penguins … Continue reading Thursday November 29

Thursday November 22

Fossils of giant penguin found in Antarctica, fighting citrus greening disease in Brazil, Mexico and U.S. sign water-sharing deal for Colorado River ARGENTINA Argentine scientists have found fossils of a giant penguin in Antarctica. At two meters tall, the researchers estimate that the species is the largest ever found. The fossils date back 34 million … Continue reading Thursday November 22

Thursday November 15

Poisoning rats in the Galapagos Islands, looking for natural antibiotics in Patagonian frogs and dengue fever in Peru. ARGENTINA Scientists in Patagonia are looking at the compounds frogs and toads secrete for antifungal, antibacterial and antiviral properties. With the mounting antibiotic arms race against drug-resistant ‘super’ bacteria, scientists are looking for natural sources of antimicrobials … Continue reading Thursday November 15

Thursday November 8

Patagonian ozone hole affecting forest growth, melting tropical glaciers in Peru, and Venezuela’s sardine fishery collapse. ARGENTINA A hole in the ozone has changed Patagonia’s weather. Less rainfall is having an effect on the region’s forests that is unprecedented in the past 600 years. Writing in the journal Nature Geoscience, an international team of scientists … Continue reading Thursday November 8