June 14, 2021: LONDON — The average price needed to meet targets of the Paris climate deal through 2050 has increased about 12% in the past year to 109 euros a ton, according to a survey by International Emissions Trading Association and PwC.
See this chart presented June 14 at online seminars:

Details and full report here: https://www.ieta.org/page-18192/10632380