"A Mexican indigenous leader who was awarded the prestigious Goldman Environmental Prize in 2005 for his fight against illegal logging has been shot dead, less than a year after another winner of the award was slain in Honduras."

"U.S. Navy-trained dolphins and their handlers will participate in a last-ditch effort to catch, enclose and protect the last few dozen of Mexico's critically endangered vaquita porpoises to save them from extinction."

"Much of Mexico’s Caribbean coast, Baja coast and deep ocean are to become protected areas, President Enrique Peña Nieto announced Monday at the opening of the 13th Conference of the Parties (COP 13) to the UN Convention on Biological Diversity being held in Cancun this week and next."

"Negotiators from both nations are hustling to finish a new agreement for sharing water from the Colorado River — before President Barack Obama leaves office."

"Authorities in the southern portion of Mexico's Baja California peninsula ordered schools closed and set up emergency shelters as Hurricane Newton gained strength while bearing down on the twin resorts of Los Cabos for a predicted arrival Tuesday morning."

"Mexico will launch a year-long simulation of a cap-and-trade program in November, Mexican officials said on Monday, in a test run for a national carbon market expected to launch in 2018."

"The leaders of the United States, Canada and Mexico will pledge Wednesday to source half their overall electricity with clean power by 2025, according to administration officials."

"The world’s smallest porpoise, the vaquita, is slipping closer to extinction despite the Mexican Navy’s efforts to protect it and its habitat from illegal fishing, experts have warned."

"The death toll from a huge explosion at a Mexican petrochemical plant that forced the evacuation of surrounding neighborhoods has risen to 24, authorities said."