Lights at the Border: Protecting Some of the Darkest Places in North America

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In the United States, few locations remain where the night is naturally dark. One of these is stretches of the southern border between the United States and Mexico. In April 2022, the Greater Big Bend… Read more

World’s Newest International Dark Sky Reserve Spans U.S./Mexico International Border

Milky Way above Sotol Vista

FORT DAVIS, Texas, U.S. and Coahuila, Mexico — The University of Texas at Austin’s McDonald Observatory, The Nature Conservancy – Davis Mountain Preserve,  and the International Dark-Sky Association (IDA)  are pleased to announce the certification… Read more

Mexico’s Environmental Law Will Now Include Regulation of Light Pollution

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by John C. Barentine, Ph.D. Director of Public Policy and Amanda Gormley Director of Communication The Senate of Mexico unanimously endorsed legislation that classifies light pollution as a form of environmental pollution this November. The… Read more