The updated dataset, released as part of the International Bathymetric Chart of the Arctic Ocean (IBCAO), adds 1. ... basic tools like lead weights and lines. Updating this information is ...

The Arctic Ocean (Figure 1), the smallest of the world's five major oceans, is about 4000km (2500 miles) long and 2400km (1500 miles) wide, about the size of the continental USA. It lies entirely ...

This movement results in deep ocean trenches, volcanic eruptions, and earthquake epicenters along the boundaries where the plates meet, called fault lines. The Ring of Fire is home to the deepest ...