(Harry) Stine, the 72-year-old founder and owner of Stine Seed, the largest private seed company in the world, built this tower back in 1987 so he could get a good view of his empire, some 15,000 acres of frozen Iowa farmland. Aside from a small, glass-walled house, it’s his only visible indulgence. Once home to his father’s hardscrabble cattle-and-crop farm, Stine has, without attracting any widespread notice, developed some of the most valuable agricultural products on Earth here. With more than 900 patents, Stine sells his coveted soybean and corn seed genetics to agri-giants like Monsanto and Syngenta, nabbing estimated annual sales of more than $1 billion with margins in excess of 10%. Along with his four children, Stine owns almost 100%.
The whole tale

I've grown to distrust Forbes reporting more and more but this, at least, seems factual unlike their IPCC report.