Erosion and Weathering

Weathering and erosion slowly chisel, polish, and buff Earth's rock into ever evolving works of art—and then wash the remains ...
The Conversation

The Arctic hasn’t been this warm for 3 million years – and that foreshadows big changes for the rest of the planet

Every year, sea ice cover in the Arctic Ocean shrinks to a low point in mid-September. This year it measures just 1.44 million square miles (3.74 million square kilometers) – the second-lowest value ...