News
Can Iceberg Surges in the Arctic Trigger Rapid Warming at the Other End of The World?
New research shows a fast-acting climate connection between poles that may be driven by wind rather than by ocean currents.
By Bob Berwyn
With the planet warming by a fraction of a degree every few years, glaciers melting away in a trickle and sea level rising two inches per decade, global warming sometimes seems to be happening at a slow and steady pace.
Related Knowledge Center: Climate science
State of Play
What began as a theory in the 1890s — that industrial emissions of carbon dioxide could increase global temperatures — had progressed to a scientific fact a century later. Scientists across a range of disciplines are studying the impact of the still-growing concentration of carbon dioxide and other so-called “greenhouse gases” in the atmosphere as they call for industrial and governmental policies to slow, then halt, the warming of the planet.