Knowledge Center

One of the activities of the WOT is distributing knowledge about technology and development.


The WOT is in possession of a extensive library in terms of sustainable energy and technology in developing countries. The library contains topics such as solar, wind, hydropower and water pumps. The collection consists of approximately 2800 books and several journals volumes. Visitors can visit the library and borrow books. Search on title in the Library »

WOT Publications

The WOT produces publications about technical subjects regularly. Most of them are free to download in PDF format, others can be ordered. Go to the WOT publications »


The WOT gives advice about technology for development, such as water pumps, windmills, solar hot water systems, solar cooking, electricity from sunlight and many more. Read more »