It’s National Dark Skies Week. It’s a week to consider how we use, or abuse, artificial light in a 24/7 world as Sky and Telescope write Kelly Beatty notes.
The more we install outdoor lights without appropriate shades and aimed to the sky, the less night sky we see. It’s a form of pollution that is [...]
Posted on March 30th, 2008 by larryhol
Filed under: astronomy | 1 Comment »
The destruction of Monarch butterfly habitat by illegal logging has been documented by satellite photos.
The conclusion drawn by researchers is grim.
“The researchers are greatly concerned that the entire monarch butterfly migration and overwintering phenomenon in eastern North America may collapse in the near future if the Mexican government does not fully enforce the logging ban.”
Posted on March 8th, 2008 by larryhol
Filed under: Butterflies | 1 Comment »