Politics Biden promises protections for Nevada's Spirit Mountain But the president stopped short of designating the ecologically and cultural important region, also known as Avi Kwa Ame, as a national monument.
Politics Denver donates bison to tribal nations Denver has donated 33 bison to the Northern Arapaho Tribe, Cheyenne and Arapaho Tribes and Tall Bull Memorial Council to reintroduce wild bison and support conservation efforts on tribal lands.
Impactscommons.wikimedia.org As Earth warms, human history is melting away Climate change is revealing long-frozen artifacts and animals to archaeologists. But the window for study is slender and shrinking.
