Mule deer

Animales que aman la noche y los cielos oscuros

April 19, 2023

  La noche proporciona un hábitat esencial para muchas especies de vida silvestre aquí en las Islas del Cielo, desde murciélagos y búhos hasta ratas y colas anilladas. Con el…
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Mule deer

Animals That Love the Night and Dark Skies

  Night provides essential habitat for many wildlife species here in the Sky Islands, from bats and owls to rats and ringtails. Over time these species have evolved to see…
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Dark Skies Webinar

Help Document Dark Skies in the Sky Islands, Oct. 17-26

October 19, 2022

In this short talk, Sky Island Alliance staff discuss how artificial lighting threatens the region’s spectacular dark skies, as well as the diversity of life here that needs the dark…
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Milky Way

Ayuda a documentar cielos oscuros, Oct. 17-26

October 3, 2022

Tenemos un desafío divertido para ti que consiste en salir al aire libre a finales de este mes y tomar una medida simple de qué tan oscuro está el cielo…
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Dark Skies of the Sky Islands

Join the Challenge: Help Document Our Dark Skies

Join us for this special event in appreciation of the spectacular dark skies of the Sky Islands. We’ll explain how artificial lighting threatens the nocturnal environment that wildlife need to…
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Milky Way

Join the Challenge: Help Document Dark Skies, Oct. 17-26

We’ve got a fun challenge for you that involves going outdoors and taking a simple measurement of how dark the sky is around you. Our goal is to document the…
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Border Wildlife Study: Measuring Nighttime Habitats

May 6, 2021

In April 2021, Sky Island Alliance and Round River Conservation Studies followed the Globe at Night methodology to measure the nighttime sky quality across the Border Wildlife Study site and…
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Protecting Dark Skies Along the U.S.-Mexico Border

March 26, 2021

Dark skies are a remarkable feature of the Sky Island region. When true darkness blankets the landscape at night, it provides spectacular views of the stars and high–quality nocturnal habitat for numerous migrating and resident wildlife species.  Lighting along the U.S.-Mexico border as part of…
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