![Antarctic landscape, rocks, ice, snow, mountains.](http://static.sciencelearn.org.nz/images/images/000/001/044/full/Antarctic-landscape20160509-29013-1e3q3ce.jpg?1674165376)
In Antarctica air temperatures are usually well below freezing, and strong winds exaggerate the effects of the cold; there is total darkness for three months during winter, while the summer sees 24-hour sunshine; and fresh water is provided only by snow melt.