Affordable Housing

Greetings from the 5th World Urban Forum here in Rio de Janeiro.I was attending a talk on Affordable Housing when the Panel invited a representative of an NGO to present the NGO's views. I was quite intrigued as many of the NGO's representatives are all over the conference venues. The members were wearing green tee shirts which say 'Shack/Slum Dwellers International'. This group apparentlty even