Webcast Alert: Vale Announces Fourth Quarter 2007 Results Webcast

RIO DE JANEIRO, Brazil, Feb. 28 /PRNewswire-FirstCall/ -- Vale (BOVESPA: VALE5) (VALE) announces the following Webcast:

What: Vale Fourth Quarter 2007 Results When: Friday, February 29, 2008 @ 9:00 AM EST Where: http://prnewswire.isat.com.br/?palestra_id=233 How: Live over the Internet -- Simply log on to the web at the address above. Contact: Valeria Gomes, Vale, +55 21 3814-4540, rio@vale.com

If you are unable to participate during the live webcast, the call will be archived at http://www.vale.com/ . To access the replay, click on the Investor Relations Section.

Companhia Vale do Rio Doce (Vale) is the largest diversified mining company in the Americas and the second-largest company in the global metals & mining industry with a market capitalization of approximately US$ 130 billion. Vale shares are traded on the New York Stock Exchange - NYSE (RIO and RIOPR), on the BOVESPA (Vale3 and Vale5) and on Latibex (XVALP and XVALO). The ADR depositary agent is JP Morgan Chase. Vale is the world's largest producer and exporter of iron ore and pellets, the world's second-largest nickel producer and one of the leading producers of manganese and ferro-alloys. It also produces coal, copper, bauxite, kaolin, potash, alumina and aluminum. Vale is the largest logistics service provider in Brazil, where it owns and operates a series of railroads and ports.