The cost of reversing the effects of climate change -- restoring melted polar sea ice, for example -- quickly climbs nearly fourfold soon after a tipping point is crossed, according to new work. Much ...

One of the most pressing questions facing climate scientists, and the world at large, is whether human-caused global warming could trigger changes in the climate system that will radically reshape the ...

The following conversation with Tim Lenton, the founding director of the Global Systems Institute at the University of Exeter and lead author of the 2008 paper that formally introduced the idea of ...

The Amazon’s “tipping point” refers to the transition of the rainforest into a drier, savanna ecosystem. The rainforest’s ecological balance depends on the transport and recycling of moisture, but ...

RICHLAND, Wash. —Tip the first tile in a line of dominoes and you’ll set off a chain reaction, one tile falling after another. Cross a tipping point in the climate system and, similarly, you might ...