Karl can do your Unix, Linux, and Web Administration.
He can possibly help you with your software or web development.

He can help you build / convert a bicycle to electric-assist.

He can help you design & retrofit your home for
* rooftop water collection,
* greywater recycling,
* composting toilet systems,
* and thermal / energy efficiency,
...as well as all-around sustainability.

Karl is very versatile, personable, capable, and eager.

Karl's resume as a PDF