It veers quite widely from this line, particularly in Highland County. North and west of this line, the state is fairly flat ...

Unlike most glaciers worldwide, Johns Hopkins is advancing rather than retreating, thanks to a terminal moraine—a natural barrier of sediment at its base that slows melting by insulating the ...

The different types of moraine include terminal moraine, which marks the end of an ice sheet or valley glacier, and lateral moraine, which forms at the edge of a glacier at the valley side.