18/08/2023

Strong quake rattles Colombian capital

A strong earthquake followed by dozens of aftershocks rattled central Colombia and the capital Bogota on Thursday, setting off sirens and sparking panic, authorities said.

From aerial photograph to precise snow depth

You don't always need a laser—sometimes a camera will do. Researchers at the WSL Institute for Snow and Avalanche Research (SLF) have now disproved the paradigm that the height of snowpack can only be accurately determined ...

page 6 from 6