Climate change warning from collapsed ancient cities

Why did some ancient Khmer and Mesoamerican cities collapse between 900-1500CE while their rural surrounds continued to prosper? Intentional adaptation to climate changed conditions may be the answer, suggests a new study, ...

A preliminary framework for better urban agroforestry

Today's cities don't have walls for protection like ancient ones, but they are separate from less urban and rural land. Most goods that city-dwellers purchase are brought in from rural farms and manufacturers. There is an ...

DNA analysis of grizzly bears aligns with Indigenous languages

Along the central coast of what is now known as British Columbia, Gitga'at, Haíɫzaqv (Heiltsuk), Wuikinuxv, Nuxalk, and Kitasoo/Xai'xais First Nations are monitoring and managing wildlife populations, continuing a legacy ...

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