1. Obama Says World Must Speed up Climate Change Fight September 1
http://www.straitstimes.com/world/united-states/obama-says-world-must-reach-climate-deal-in-paris-while-we-still-can
2. Climate Change 2007: Synthesis Report
https://www.ipcc.ch/publications_and_data/ar4/syr/en/mains1.html
3. Climate change and challenges of water and food security
4. Too Few Scientists Track Loss of Himalayan glaciers July 13
http://www.rtcc.org/2015/07/13/too-few-scientists-track-loss-of-himalayan-glaciers/
5. The State of Food Insecurity in the World 2015
http://www.fao.org/hunger/key-messages/en/