Elic Weitzel News Today

Diverse fossils From La Brea Tar Pits tell story of how horses, saber-toothed cats, dire wolves, and other megafauna that once roamed the Los Angeles Basin disappeared.

The extent of human impact on world environments is undeniable. At scales ranging from local to global, investigations continue to demonstrate that the ecosystems to which we currently belong are structured by human behavior. Catastrophic events such as...