1987: An ice core from Antarctica analyzed by French and Russian scientists reveals an extremely close correlation between CO 2 and temperature going back more than 100,000 years.
(An ice core from Antarctica; analyzed; by French and Russian scientists) (An ice core from Antarctica; reveals; an extremely close correlation between CO 2 and temperature)
An ice core from Antarctica An ice core from Antarctica
analyzed reveals
by French and Russian scientists
an extremely close correlation between CO 2 and temperature