Dam collapse at Brazilian mine exposes grave safety problems
- Written by Julian D. Olden, Professor of Aquatic and Fishery Sciences, University of Washington
After 48 hours of frantic effort, Brazilian rescue workers have called off their search for survivors at a collapsed dam in Minas Gerais state.AP Photo/Leo CorreaBrazilian rescue workers continue searching for more than 300 people missing after a dam burst at an iron ore mine over the weekend.
The dam, which ruptured on Jan. 25 close to the...
Read more: Dam collapse at Brazilian mine exposes grave safety problems


