Birds are a barometer of the health of water sources, habitats, and air quality. A notable example is the use of canaries in coal mines during the 20th century to detect unsafe carbon monoxide levels ...

The low-latitude highlands region of southwestern China experienced two major climate events in recent years: a severe drought in 2009–2010 and an extreme heat wave in 2019. Though both sprang from ...

A high-security prison planned on El Frontón Island, off the coast of Lima, Peru, would interfere with the movement of threatened marine species, experts say. The project is part of a larger ...