Environmental activist, philosopher, and eco-feminist. According to Shiva "you cannot fix problems with the same mind set that created them", In her eyes, technology is what brought the world to climate change and, therefore, cannot be the way we remedy it.
David Karoly
Professor David Karoly, of the University of Melbourne’s School of Earth Sciences, says "another ‘pie in the sky’ solution is to shoot sulfur particles in the atmosphere to shield the earth from the sun".
Alan Robock
Climate scientist who wrote the paper: 20 Reasons Why Geoengineering is a Bad Idea.
Kriton Arsenis
Arsenis is an environmentalist and member of the European Parliament (a group that exercises the legislative function of the European Union and is described as one of the most powerful legislatures in the world). According to Arsenis, "the European Parliament stated its opposition to proposals for large scale geo-engineering projects, reiterating its conviction that the safest, most practical and most readily available solutions for the combined problems of climate change, biodiversity loss and poverty eradication is working with nature, and consist of protecting and increasing natural ecosystems´ resilience".
Bill McKibben
One of the US's leading environmental writers and campaigners. He considers geoengineering "a serious dead end".
Faith Gemmill
Supporter of the HOME (Hands Off Mother Earth) campaign, which is a global campaign that was created to defend Earth against the threat of geoengineering. According to Gemmill, "in order to address the crisis, we need to avoid false solutions such as geoengineering, and tackle the root causes of the crisis instead".