Unflattening the Carbon Emissions Curve: If we'd acted two decades ago, we'd have an easy (blue) bunny slope on our hands. Instead we now face a dangerous (yellow) double diamond run.
Via @Grist: https://t.co/93udwEAqG6 pic.twitter.com/D8gFgivBR3

— Prof Michael E. Mann (@MichaelEMann) May 14, 2020