Arctic & Antarctic

At a glance, Earth's polar regions seem like mirror images, located some 12,000 miles apart. Both are vast, icy regions covering opposite ends of the globe. Closer examination reveals differences as well as similarities. More at https://www.nsf.gov/news/overviews/arcticantarctic/index.jsp?WT.mc_id=USNSF_51
This is an NSF News item.

Source: NSF News - October 17, 2018 Category: Science Source Type: news