The Justice Dept. has filed a lawsuit seeking to bar Arizona's new immigration law from taking effect, contending that the state statute is unconstitutional and will "undermine" federal immigration enforcement. Related Links: Arizona's Immigration Law Troubles State's Contractors Justice Dept. Complaint Statement by Arizona Gov. Jan Brewer (R) Statement by Arizona Senators McCain (R) and Kyl (R) At issue is Arizona Senate Bill 1070, which Gov. Jan Brewer (R) signed into law on April 23. The measure, which is to take effect on July 29, directs police, while stopping an individual, to try to determine that person's immigration status when
Arch dams, classically curved monoliths situated in narrow valleys, are not as common as other types of dams, such as embankment dams and gravity dams. ENR takes a look at some of the biggest arch dams in the world, both completed and under construction.