the research also revealed how large areas of the polar ice caps could collapse and significant changes to ecosystems could see the sahara desert become green and the edges of tropical forests turn into fire-dominated savanna.
the research also revealed how large areas of the polar ice caps could collapse and significant changes to ecosystems could see the sahara desert become green and the edges of tropical forests turn into fire-dominated savanna.
retreat of glaciers since 1850:424
if all the ice on the polar ice caps were to melt away, the oceans of the world would rise an estimated 70 m (230 ft).