Increased reflection of incoming sunlight by clouds led one current-generation climate model to predict unrealistically cold temperatures during the last ice age.
Past ocean surface conditions suggest that over the past 800,000 years, atmospheric carbon dioxide levels typically rose on millennial timescales when Atlantic overturning was weaker and vice versa.
Researchers find that past studies underestimate the friction meltwater channels exert on glaciers by orders of magnitude.
Researchers used both terrestrial and marine proxy data to reconstruct the dramatic and dynamic climatic changes.
Scientists tell the story of the past monsoon by measuring boron isotopes in organisms in the Arabian Sea.