As the Rio Grande shrinks under the pressure of climate change, overappropriation, and outdated water management, the Endangered Species Act is one of the most essential tools we have to ...

Large majorities in nine middle-income countries say global climate change is affecting their community. About half or more in Argentina, Brazil and Mexico see a great deal of impact.

You might guess that Mexico City has a tropical climate. But, no, it sits at an elevation of over 7,000 feet. That's way higher than even Denver, Colorado. It means instead of mangoes, you get peaches ...

If you haven't been to Mexico City, you might guess that it has a tropical climate. But actually, the Mexican capital sits at an elevation of over 7,000 feet. That's higher than even Denver. At that ...

MEXICO CITY (AP) — Lucia Ortíz trudges through endless fields of cempasuchil flowers, the luminescent orange petals of which will soon cloak everything from city streets to cemeteries across Mexico.

An aerial view of the Colorado River. (Photo courtesy of the U.S. Department of the Interior) The water treaty between Mexico and the United States has been in place since 1944. It has been a ...

An increasingly strong case is being made to bring inequality into discussions about climate change. The logic behind this ...