The phrase "next glaciation" refers to a future period of time when Earth might experience another ice age. It implies a significant drop in temperatures, causing massive ice sheets to form and cover large areas of land. Full definition
Re # s 1 and 2: As discussed previously on this blog, without human intervention the next glaciation would still be many thousands of years off. (realclimate.org)
You ever think that perhaps the warming of the planet hits a particular threshold and kickstarts the next glaciation? (realclimate.org)
«As discussed previously on this blog, without human intervention the next glaciation would still be many thousands of years off.» (realclimate.org)