News tagged with century

The least sea ice in 800 years

New research, which reconstructs the extent of ice in the sea between Greenland and Svalbard from the 13th century to the present indicates that there has never been so little sea ice as there is now. The ...

Jul 01, 2009
4.1 / 5 (66) 77

Late 20th century was warmest in 1,400 years

Earth was cooling until the end of the 19th century and a hundred years later, the planet's surface was on average warmer than at any time in the previous 1,400 years, according to climate records presented ...

Apr 21, 2013
3.9 / 5 (37) 49

Mediterranean Sea level could rise by 61 cm

A Spanish-British research project has come up with three future scenarios for the effects of climate change on the Mediterranean over the next 90 years, using global models from the Intergovernmental Panel ...

Mar 04, 2009
4.2 / 5 (32) 0

Warming turns tundra to forest

(Phys.org) -- In just a few decades shrubs in the Arctic tundra have turned into trees as a result of the warming Arctic climate, creating patches of forest which, if replicated across the tundra, would significantly ...

Jun 04, 2012
3.9 / 5 (17) 125 | with audio podcast

Electric-blue clouds appear over Antarctica

Data from NASA's AIM spacecraft show that noctilucent clouds are like a great "geophysical light bulb." They turn on every year in late spring, reaching almost full intensity over a period of no more than ...

Dec 24, 2013
4.4 / 5 (14) 0 | with audio podcast