The large fire in Alberta may burn for months.

Lead water pipes laid in some cities in 1900 caused higher crime rates in those cities in 1920.

http://www.motherjones.com/kevin-drum/2016/05/lead-water-pipes-1900-caused-higher-crime-rates-1920

Brazil is considering a law that would lead to lots of Internet censorship.

https://www.eff.org/deeplinks/2016/05/if-cpiciber-passes-whatsapp-blockade-brazil-could-be-taste-more-censorship-come

The 1965 massacre of perhaps a million alleged Communists in Indonesia left the military in a position of total impunity. Now it uses this impunity to protect the companies that burn thousands of square miles of rain forest to create palm oil plantations.

http://www.theguardian.com/commentisfree/2016/may/03/genocide-indonesia-human-rights-abuse-climate-change-palm-oil

I don't think that a massacre of people for their political views should be called "genocide". The victims were belonged to various ethnic and religious groups. A massacre is bad enough; we don't need to call it "genocide" to condemn it.

The Panama Papers whistleblower has accused specific political leaders of protecting offshoring and tax dodging, and fears those same leaders will try to prosecute per (the whistleblower) for exposing the practice.

http://boingboing.net/2016/05/07/panama-papers-whistleblower-is.html