— t “armin miht end up n bein 1.5°‚” e xt Šarmin since 1—Ÿ1–1——0 is now around 1°C‚! r e e o c n — e t s i ssumin a path of lobal emissions based on current leels x t e of effort estimates suest lobal temperature could u o rise b around 2‚ž°C ›estimated rane 2‚1°C – ‚ž°Cœ b the b s a n o end of the centur‚@ i t s e — u q §eepin warmin to less than 1‚”°C is possible dependin upon the climate response and upon human actions # but ien existin fossil infrastructure it currentl appears unliƒel that such a oal would be achieed without mašor additional effort b oernments‚$ — …he ipcc Special ’eport on Œlobal Šarmin of 1‚”°C states “ˆathwas limitin lobal warmin to 1‚”°C with no or limited oershoot would reuire rapid and far„ reachin transitions in ener land urban and infrastruc„ ture ›includin transport and buildinsœ and industrial sstems (high confidence)‚ …hese sstem transitions are unprecedented in terms of scale but not necessaril in terms of speed”‚% — Žor a reater than ŸŸ per cent chance of ƒeepin warmin to under 1‚”°C net human emissions could continue at present leels for onl a decade or so and then immediatel hae to drop to net zero to stabilize temperatures — near net„zero emissions are reuired to stabilize temperatures at an leel‚^ lternatiel net emissions miht be reduced linearl to zero oer a period of two decades or so‚ 1 nasa 201ž 2 Climate ction …racƒer 2020 Millar et al‚ 201¡ ‘ ˆfeiffer et al‚ 201— ” Masson„Delmotte et al‚ 201— p‚1” Ÿ Matthews ¦ Caldeira 200— 1Ÿ
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