summer temperatures
Climate Record From Bottom of Russian Lake Shows Arctic Was Warmer Millions of Years Ago
The Arctic was very warm during a period roughly 3.5 to 2 million years ago–a time when research suggests that the level of carbon dioxide in the atmosphere…
Extreme summer temperatures occur more frequently
By analyzing observations and results obtained from climate models, a study led by Phil Duffy of the Lawrence Livermore National Laboratory showed that…
Climate adaptation difficult for Europe’s birds
Åke Lindström is Professor of Animal Ecology at Lund University, Sweden. Together with other European researchers he has looked at 20 years’ worth of data on…
It's no sweat for salt marsh sparrows to beat the heat if they have a larger bill
But the bill can play an important role in regulating the bird's body temperature by acting as a radiator for excess heat. A team of scientists have found that…
Arctic at warmest levels in 2,000 years or more
The international study, led by Northern Arizona University and the National Center for Atmospheric Research (NCAR), will be published in the September 4…
Recent Arctic Warming Reverses Millennia-long Cooling Trend
Warming from greenhouse gases has trumped the Arctic's millennia-long natural cooling cycle, suggests new research. Although the Arctic has been receiving less…