On the open expanses of Chile’s high-altitude Atacama desert, bright stars pierce an ink-black firmament, a lure for stargazers looking for wonder and astronomers seeking signs of life on distant planets. Chile’s arid northern deserts have attracted massive investment in telescopes in recent years and the country is home to nearly half the world’s astronomical observatories. Parabolic antennas of the ALMA (Atacama Large Millimetre/Submillimeter Array) project are seen at the El Llano de Chajnantor in the Atacama desert, Antofagasta, Chile in a File Photo. ESO/Babak Tafreshi (twanight.org)/Handout via REUTERS Now, under threat from light pollution coming from urban sprawl and development, Chile’s environmental defenders are starting a fight to keep the skies dark, with legal muscl...
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