While a Tennessee governor vetoed "ag-gag" legislation in that state, bills criminalizing the collection of information about abuses in livestock operations are still being pushed in other states — and the mechanism may be extended to stifle reporting on other environmental abuses.

News stories about the April 17, 2013, explosion of a fertilizer storage plant in the town of West, Texas that killed 15 people have so far focused on the plant operator's risk-disclosure failure, instead of the likely fact that government agencies knew the nature and magnitude of the hazard — or should have known. The bigger story is the regulatory failure — and industry's decades-long campaign to keep the public ignorant of the threats they face. Photo: AP/LM Otero/Available through Creative Commons.

Now you can read reports on key topics on the environmental beat — compiled by the Congressional Research Service and paid for with your tax dollars. Congress does not allow CRS to release them to the public. Thanks to the Government Secrecy Project at the Federation of American Scientists for making them available.

Beef Products Inc. filed suit for defamation over stories about its 'finely textured beef' product, known to headline writers as 'pink slime.' Legal experts say the company will have a hard time winning the case, which harkens back to the famous hamburger libel case of the late 1990s, in which Oprah Winfrey won the right to dislike beef in public.