Siberian tiger video suggests species is returning to China, conservationists say
The Guardian, February 18, 2015
http://www.theguardian.com/environment/2015/feb/19/rare-siberian-tiger-caught-on-camera-china-first-time-60-years
David Attenborough calls on Chinese president to end ivory trade
The Guardian, February 20, 2015
http://www.theguardian.com/environment/2015/feb/20/david-attenborough-calls-on-chinese-president-end-ivory-trade