Sustainable development blog : ecology and humanitarian aid

By André Humbert, translated by Katherine Liakos.

World water scarcity in 2025. Courtesy of International Water Management Institute.

Today is Blog Action Day, dedicated to the topic of water. For a long time research on water concentrated on the location and the importance of sources, on their natural quality and the improvement of sampling techniques. If a researcher wanted to contribute to the progress of humanity he must strive to discover new methods of storage and pumping irrigation water. The most useful studies were those which

1. The Theoretical Framework of Disability

On an international level, disability issues have become prevalent on the agendas of NGOs and UN agencies. Theoretical models of disability provide a social reference for laws and policies designed for disabled people[1]. At present, two models are predominant in the international arena: the medical and the social model. While previous policies were rooted in a medical approach, current programs addressing disability issues use a community-focused perspective based on the social model of disability. These two approaches will be discussed more at large in this article.