One of the main social and economic challenges facing Amazonian countries is inequality.  Although the standard of living of the lower economic strata is better now than at any time in history, tens ...

In October 2020, the hoofbeats of American bison thumped across the prairie of the Rosebud Reservation for the first time in more than a century. Years in the works, the release of 100 bison (Bison ...

While there might not be as many freshwater species, Northern Arizona University researchers say it would still hurt areas like the Colorado River.

Plastic pollution is a global problem. Every year 19-23 million tonnes of plastic waste leaks into aquatic ecosystems, polluting lakes, rivers and seas. Plastic pollution can alter habitats and ...