Reason for Hope

I joined a film crew several years ago in Chilean Patagonia where we put together a  flick opposing dams along the turquoise rivers of the Aysén region. At the time, stopping the advance of some of the biggest investors in the world seemed impossible. But soon more films were made, protests ignited across the country to save […]

Who Killed the Bramble Cay Melomys?

This summer, the Bramble Cay melomys, a reddish-brown rodent that resembles a large mouse, made international news. In mid-June, the Guardian reported that the melomys, last seen in 2009, had been confirmed extinct in its only known habitat, a tiny, isolated coral outcrop in the narrow strait between Australia and New Guinea. “First mammal species wiped […]

Scientist in the Field: The Mosquitoes of Two Towns

I must tell you up front that Kathleen R. Walker, second author on “Aedes aegypti (Diptera: Culicidae) Longevity and Differential Emergence of Dengue Fever in Two Cities in Sonora, Mexico,” published recently in the Journal of Medical Entomology, is my stepdaughter.  She’s an entomologist, she studies bugs; I occasionally have a bug question.  I asked […]

This is the Sound of a Forest Changing

The Alexander Archipelago, a 300-mile-long sweep of islands off the southeastern coast of Alaska, is known for its isolation, its heavy rain, and its thick, ancient forests of hemlock, pine, spruce and yellow-cedar. Yellow-cedar, which John Muir called a “truly noble tree,” has long been prized for its fine-grained, butter-colored wood. But over the past century, as average temperatures have risen, […]