Mexico City has been experiencing high temperatures, writes Daniel Hernández of Intersections, with some reports of 50 C temperatures inside some Metro stations.  May 14
Mexico: water shortages affecting nearly 2 million residents,  June 17, 2009 "This should be a wake-up call to start paying attention to the basics, but I expect we’ll wake up one morning in Chicago, or New York or London shocked, shocked that OUR systems have just stopped working and we won’t have a clue how it happened. Same way it’s happening in Mexico City. Just not paying attention to the basics of life."  April 9
Transition: Energy descent and transition in Mexico, part 1 by Holger Hieronimi, June 5 
Aguascalientes has embarked on an ambitious strategy to reduce greenhouse gas emissions, which includes upgrading cycling lanes and suburban trains, switching public lighting to solar power power and capturing methane from landfills to produce biogas.  June 5
Mexico: A lack of water in Mexico City,  March 26. Mexico City is running out of water. Daniel Hernandez of Intersections writes about what the local government is doing to address the situation, but officials say “drastic steps” may need to be considered including the possibility of turning off the water on the weekends.
Mexico to host World Environment Day 2009,  September 22. The theme will be 'Your Planet Needs You-UNite to Combat Climate Change'. It reflects the urgency for nations to agree on a new agreement at the crucial climate convention meeting in Copenhagen some 180 days later in the year, and the links with overcoming poverty and improved management of forests.