Is that apple really organic? What is actually in that face cream? The new "HawkSpex mobile" app from the Fraunhofer Institute uses the existing technology inside your smartphone to check the credentials of all kinds of different products.

The return to organic gardening and farming is sweeping its way through India. In small gardens, backyards and on balconies, plants, vegetables and fruits - privately grown and tended to - are springing up.

I first came to Hyderabad in 2009, as a researcher in the Indo-German cooperation project “Sustainable Hyderabad”. My task was to find out about organic food marketing in Hyderabad and Secunderabad. At that time, there was not so much organic food available in the city – apart from one organic shop, one or two supermarkets and a few NGOs and farmer groups.