Friday, June 22, 2012 at 12:48 PM Editor's note: Throughout this
week we'll be publishing a series of blog posts about our
activities at Rio+20, the United Nations Conference on
Sustainable Development. This guest post is from Google Earth
Engine partner Carlos Souza of Imazon. In the last seven years
Brazil has reduced deforestation considerably, and forest
monitoring has been a key part of this effort. Imazon, a
Brazilian NGO working to promote sustainable development in the
Amazon, has developed a forest monitoring system called SAD, and
has been working with Google to integrate Google Earth Engine
into our work. We’re now ready to share our progress and to take
the next step in our efforts to crowdsource forest monitoring in
Brazil and, potentially, the rest of the world. First a bit
about Imazon and our work. SAD is an acronym, in Portuguese, for
Sistema de Alerta de Desmatamento, or Deforestation Alert
System. This system detects and measures deforestation and
forest degradation in Brazil by analyzing M