People in Need is using AWS to scale an early warning system in Cambodia that alerts about 400,000 subscribers when floods threaten. Based in the Czech Republic, People in Need is a nongovernmental, nonprofit organization engaged in humanitarian and development work in more than 20 countries. The People in Need early warning system runs both sensor technology and an open-source IVR solution using Amazon EC2, AWS Elastic Beanstalk, Auto Scaling, and Elastic Load Balancing. Read the full story.