News tagged with “global map”. Found:
2 tagged news reports.

Giant ocean covered Mars, new map reveals

London :: United Kingdom | 10 days ago

Credibility

A single ocean once covered much of the northern half of Mars, supplied with water from a belt of rain-fed rivers, new research suggests. Scientists have produced a map showing that Martian valley networks are more than twice as extensive as had previously...

Tags: Red Planet, global map, United Kingdom, London, Climate of Mars, Mars, Groundwater sapping, Geology of Mars, Environment, Valley, Erosion, Geomorphology, Hydrogeology