Previous events include:

• Software Engineering for the Planet at ICSE'09 in Vancouver, May 2009. This special conference session explored the challenge of climate change and the relevance to software engineering researchers (See: slides and materials). A followup lunchtime "birds-of-a-feather" session the next day attracted a group of 30 people, for a brainstorming session.
• The First International Workshop on Software Research and Climate Change (WSRCC-1) at Onward!/Oopsla in Orlando, October 2009. This workshop had 18 participants, and included a keynote talk by Michael Tobis, and several lively brainstorming sessions.