• Mohiddin S. K., Suresh Babu Y. 2015. Green Computing an Eco Friendly It Environment for Upcoming Technologies. (http://www.researchgate.net/profile/Khaja_Mohiddin/publication/276922044_Green_Computing_an_Eco_Friendly_It_Environment_for_Upcoming_Technologies/links/555c0f2908aec5ac2232aa79.pdf)

The article handles approaches to green computing. We need immediate attention to environmental impacts of IT and think about the efficiently use of computers and non-renewable recources. The goal is green computer with features like efficiency, recyclability, self-powering etc.

• Center for Sustainable Systems, University of Michigan. 2015. Green IT Factsheet. Pub. No. CSS09-07 (http://css.snre.umich.edu/css_doc/CSS09-07.pdf)

This article demonstrates how much data centers and computers comsumes energy, amount of e-waste, and what are the environmental impacts. Sustainable alternatives are presented such as virtualization, recycling unused electronics and so on.

• Tieto. 2015. How the cloud promotes greener IT. (http://www.tieto.com/insights-and-opinions/how-the-cloud-promotes-greener-it)

The cloud is one tool to green your IT. It could be more eco-friendy than almost every other way to reduce energy comsunption in companies. Cloud is greener option than a small server room used by a single company.