At some point, melting ice in the North Atlantic—caused by increased global warming—will cause so much freshwater to be ...
A ntarctica isn’t a floating chunk of ice like the Arctic. Beneath its frozen surface sits a solid continent of mountains, ...
including ESRI Shapefiles, MapInfo tables, Geographic Mark-up Language (GML), and Keyhole Mark-up Language (KML) suitable for viewing in Google Earth. Blue outlined yellow areas on the map below ...