“The world is losing monarch butterflies at a startling rate, as logging, herbicides and other human activities destroy natural habitats. But the biggest threat yet has only recently come into focus. Climate change, with its extreme storms, prolonged droughts and warming temperatures, is poised to eradicate the forest that serves as the butterfly’s winter refuge.” LA Times: To save the monarch butterfly, Mexican scientists are moving a forest 1,000 feet up a mountain.