China's biochar empire
Biochar research is a Chinese enterprise. Of the 21,978 researchers whose primary pathway is biochar in the CDR Researcher Census, 9,185 - 42% - are in China. The United States has 1,276. That is a ratio of more than seven to one, the most lopsided national concentration of any carbon-removal pathway. No other pathway comes close to this. India is a distant second with 1,766 biochar researchers; the US, so dominant in direct air capture, is third here and barely visible on the chart. Biochar is the one CDR field where a single country holds a near-plurality of the entire global research workforce. ...