The disaster is the worst ever for Bangladesh's booming and powerful garment industry, surpassing a fire five months ago that killed 112 people and brought widespread pledges to improve the country's worker-safety standards.

NPR: Toll In Bangladesh Building Collapse Passes 300

"Jack Ohman's cartoon of April 25 made a strong statement about Gov. Rick Perry's disregard for worker safety, and his attempts to market Texas as a place where industries can thrive with few regulations, " said Stuart Leavenworth, the paper's editorial page editor.

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The report seeks to address apparent concerns over worker safety in Qatar's construction industry and claims that discrepancies exist between the number of construction worker deaths reported by local embassies and the number reported by the government.

CNN: Qatar warned over World Cup labor laws

In a letter dated the day before the memo was written, the U.S. Environmental Protection Agency told the city's health department that there were concerns about worker safety at the World Trade Center site.

CNN: Memos: NYC told Ground Zero air was unsafe

"There's no sense of safety here, " said a 24-year-old worker surnamed Wang, who has been with Foxconn for two years.

WSJ: Factory Riot at Hon Hai Foxconn Reflects New Labor Attitudes in China

Wal-Mart will also set up an independent call center for garment workers to report unsafe conditions and conduct fire safety training for every worker in the Bangladesh factories that make clothes for the U.S. retailing giant.

WSJ: Wal-Mart Announces Own Bangladesh Safety Plan