A new paper explores how to trigger them.
At this point, the targets enshrined in the Paris climate agreement — holding the rise in global average temperature to a maximum of 2 degrees Celsius, with efforts to limit to 1.5°C — are beyond the reach of incrementalism. If the world’s large economies had begun a slow, steady reduction in greenhouse gas emissions back in the 1990s, it might have sufficed. But action has been delayed so long now that only rapid, radical change can still do the job.
To continue reading click below