Crushed rocks and fertiliser switches can cut nitrous oxide from farms

Adding crushed basalt rocks and special fertilisers to soils could cut nitrous oxide emissions without harming the ozone layer, but these strategies will cost billions

​Adding crushed basalt rocks and special fertilisers to soils could cut nitrous oxide emissions without harming the ozone layer, but these strategies will cost billions Adding crushed basalt rocks and special fertilisers to soils could cut nitrous oxide emissions without harming the ozone layer, but these strategies will cost billions