New studies show how algae grows on ice and snow, creating “dark zones” that exacerbate melting in the consequential region.

Across large parts of northern Tanzania, gully erosion – soil erosion caused by flowing water – is cutting deep scars through fertile farmland, grazing areas, roads and even villages. These gullies ...

After the fatal landslides at Mount Maunganui, attention has focused on recent tree removal from Mauao. But landslides rarely ...