Biological carbon sequestration must and can be a win-win approach

  title={Biological carbon sequestration must and can be a win-win approach},
  author={Johannes Lehmann},
What concentrations of atmospheric carbon dioxide should we not exceed, what is a safe level? The opinions necessarily diverge. But the stakes are high and probably we are well advised to shoot for a lower value (Schneider 2009) since dangerous climate change and irreversible consequences have graduated from a possibility to a near certainty (Solomon et al. 2009). If 350 ppm should be our target (Hansen et al. 2008), it is clear that we have to actively withdraw carbon dioxide from the… CONTINUE READING
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