Parker, Andy SIWA Sustainable Interactions with the Atmosphere, IASS Institute for Advanced Sustainability Studies Potsdam;
Keith, David External Organizations;
https://www.washingtonpost.com/opinions/whats-the-right-temperature-for-the-earth/2015/01/29/b2dda53a-7c05-11e4-84d4-7c896b90abdc_story.html (Publisher version)
Parker, A., Keith, D. (2015): What's the Right Temperature for the Earth? [Op-Ed]. - Washington Post.
