South America

Dolphins dying again in Amazon lake made shallow by drought

The carcass of a baby dolphin lay on the sand bank left exposed by the receding waters in an Amazon lake that has been drying up in the worst drought on record. Researchers recovered the dead animal on Wednesday and measured water temperatures that have been rising as the lake's level drops. In last year's drought, more than 200 of the endangered freshwater dolphins died in Lake Tefe from excessive water temperatures. "We've found several dead animals. Last week, we found one a day on average,...

June 6, 2024 5:19 PM

Bolivian scientists to track glacial changes at high speed with new equipment

Scientists in Bolivia are hoping to track glacial changes at lightning speed. New scientific equipment being installed at the country's Huayna Potosi mountain peak will provide real-time measurements of glaciers' mass compared to much slower older methods. Edson Ramirez, a glaciologist at Bolivia's Higher University of San Andres, said the equipment could make hourly measurements of glacial mass compared to classic glacialogy methods capable of monthly or yearly readings. "This time we are do...