21st century mining boom in tropics is degrading rivers, new analysis shows
From Dartmouth College 24/08/23 Through deforestation, erosion, and the transmission of sediment downstream, mining is having detrimental impacts on the environment Gold and mineral mining in and near rivers across the tropics is degrading waterways in 49 countries, according to a Dartmouth-led study. Published in Nature, the findings represent the first physical footprint of river […]
Sabertooth tigers: Roars or purrs? The answer lies in bones
From North Carolina State University 22/08/23 When a sabertooth tiger called out, what noise did it make – a mighty roar or a throaty purr? A new study from North Carolina State University examined the data behind the arguments for each vocalization and found that the answer was more nuanced than they thought – and […]