By Choki Wangmo A recent study reveals Bhutan’s potential to store 68% of its greenhouse gas emissions by converting crop residues into biochar, the highest among 12 countries noted in the report. This innovative approach could position Bhutan as a leader in sustainable agriculture and significant emissions reduction. Biochar is a carbon-rich, lightweight, black material that looks like charcoal and is used in soil to help crops grow. It has potential for mitigating climate change because the carbon in biochar can remain in the soil for a long time, rather than being released into the atmosphe…