Merely planting trees won’t get the world very far. Large and slower-growing trees can sequester more carbon than smaller plants, but the world faces dramatic deforestation and has enormous agricultural needs. Farming seems like a practical focus for how to mitigate growing atmospheric carbon. David Perry, the company’s chief executive, says he has lined up a group of buyers who will buy carbon credits — nonprofit groups as well as consumer-focused food companies that could claim their products are not merely carbon neutral, but carbon negative. Farmers will be given training and tools to institute what are known as “regenerative” practices. Indigo scientists will test soil samples for carbon content and farmers will be paid accordingly. More >>