Brazilian cities dominated the list compiled by AméricaEconomía. Many traditional Brazilian metropolises rose in the list, while many of its B-level cities like Campinas (20th) and Manaus (29th) were included for the first time.
Nov 23, 2011   Worldcrunch
In Widou, an area in the Ferlo region of northern Senegal, the people are working to plant 390,000 trees before the end of July as a part of a multi-state program to decrease desertification.
Jun 29, 2011   Worldcrunch