Preserved pollen tells the history of floodplains
Many of us think about pollen only when allergy season is upon us.
Many of us think about pollen only when allergy season is upon us.
Plants & Animals
Oct 28, 2019
0
6
The last woolly mammoths lived on Wrangel Island in the Arctic Ocean; they died out 4,000 years ago within a very short time. An international research team from the Universities of Helsinki and Tübingen and the Russian ...
Archaeology & Fossils
Oct 07, 2019
0
1127
When climates change, plants and animals often are forced to colonize new areas—or possibly go extinct. Because the climate is currently changing, biologists are keenly interested in predicting how climate-induced migrations ...
Ecology
Aug 29, 2019
0
5
Reindeer are incredibly hardy creatures—they survived the last Ice Age and today live in some of the world's most inhospitable landscapes. Despite their fine-tuned adaptations to life in the Arctic and after over 600,000 ...
Plants & Animals
Aug 06, 2019
0
9
Modern hyenas are known as hunters and scavengers in Asian and African ecosystems such as the savanna.
Archaeology & Fossils
Jun 18, 2019
0
629
By using marine sediment cores from northwestern Australia, a Japanese team led by National Institute of Polar Research (NIPR) and the University of Tokyo revealed that the global ice sheet during the last ice age had changed ...
Earth Sciences
May 15, 2019
0
6
A wave of migrants from what is now Greece and Turkey arrived in Britain some 6,000 years ago and virtually replaced the existing hunter-gatherer population, according to a study published Monday in the journal Nature.
Archaeology & Fossils
Apr 15, 2019
1
1090
During the last ice age, which peaked around 21,500 years ago, glaciers covered large portions of North America, including the entire Great Lakes region. Once the ice retreated, the land was gradually repopulated by trees ...
Earth Sciences
Apr 08, 2019
2
2397
A million years ago, a longtime pattern of alternating glaciations and warm periods dramatically changed, when ice ages suddenly became longer and more intense. Scientists have long suspected that this was connected to the ...
Earth Sciences
Apr 08, 2019
9
812
From a boardwalk overlooking Chicago's deserted Ohio Street Beach in the throes of winter, it's not hard to imagine the last ice age. A blanket of fresh snow covers the shoreline and pale blue ice glazes over Lake Michigan ...
Earth Sciences
Mar 04, 2019
0
9