About greeNsort®

Vision

A clean ICT sector contributes to a sustainable economy in a world with no global warming

Mission

Build a “Virtual Nuclear Power Station”: save a large-scale power plant by developing and evangelizing a portfolio of sustainable software sorting algorithms

Project

Goal: reduce energy footprint of software for UN SDG-9 and SDG-12 goals
Plan: improve central sorting libraries that are used heavily in software
Contribution: development of simple robust sustainable sorting algorithms
Effect: save worldwide 1 to 4 Nuclear Power Stations for hardware production and running software
Project development: 2010 – 2024
Cost: 1000 man-days of R&D + 200 for publication
Investment: private initiative
Owner of greeNsort^® brand: Jens Oehlschlägel

Author

Jens Oehlschlägel

education

Dipl. Psych. specialized on empirical problem solving
Dr. hum. biol. in applied medical statistics
Heterogeneous Systems Engineer
McKinsey Mini-MBA

experience

Programming since 1978, S/R-programming since 1996, learning Julia
Expert Data Scientist at McKinsey 2001-2011
Expert System Architect focusing OLTP and OLAP Database Clusters at Bertelsmann since 2011

dream

full-time research and teaching on energy-efficient algorithms

references

innovative psychological test 1996 (FAIR), 2011 (FAIR-2)
innovative privacy preserving algorithms 2001 (McKinsey IP)
innovative cluster framework 2007 (truecluster)
minimum-hardware R-packages since 2007 (bit, bit64, ff)