Related topics: water · climate change

New study challenges drought theory for Cahokia exodus

Nine hundred years ago, the Cahokia Mounds settlement just across the Mississippi River from present-day St. Louis bustled with roughly 50,000 people in the metropolitan area, making it one of the largest communities in the ...

New species of Callicarpa discovered in Hunan, China

Callicarpa L. (Lamiaceae) consists of 140 species that are trees or shrubs, and there are about 53 species in China, mainly distributed south of the Yangtze River. Some plants of Callicarpa are used as traditional medicine ...

page 2 from 40