To determine whether man-made charcoal, or biochar, can significantly cut carbon levels in the atmosphere, large-scale systems need to be tested, according to an NRDC analysis. Martin LaMonica is a ...

Peter Marshall jokes that his biochar machines are made of old U boats, such is their submarine shape and their early industrial look. In his latest scheme, Mr Marshall is casting back to more ancient ...

A new study shows that carefully designed biochar can effectively remove harmful “forever chemicals” from recycled water used in agriculture, offering a promising and sustainable solution to protect ...

Add articles to your saved list and come back to them anytime. What unites Malcolm Turnbull, Tim Flannery and James Lovelock? Enthusiasm for biochar: one of the most intriguing solutions to global ...