Ancient City Ruins Warn Us About Climate Change and Our Urban Future
By Sarah Laskow
The ruins of Tikal are surrounded by a national park — 57,600 hectares of rainforest and wetlands. In comparison, the center of the city is small, about 400 hectares of temples, terraces, roads and houses, surrounded by another thousand hectares or so of residential neighborhoods and reservoirs.
photo credit: <a href="https://www.flickr.com/photos/hectorgarcia/512916686/">Hector Garcia</a> via <a href="http://photopin.com">photopin</a> <a href="http://creativecommons.org/licenses/by-sa/2.0/">cc</a>