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Image credit: Mikael Leppä/Flickr through a Creative Commons license.
Do bison behave differently when older bulls are removed from the herd--the situation often found on private ranches? Photo: Matt Miller/TNC
North America's waters once contained mind-boggling numbers of migratory fish. And then... Photo: Ami Vitale
Image: Lou Reed: "Prince de la nuit et des angoisses." Image credit: thierry Ehrmann/Flickr through a Creative Commons license.
Flooding from Hurricane Sandy. Photo by David Shankbone.
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Recent devastating storms have raised these important questions for communities and nations around the world. Photo: Flickr user The Birkes under a Creative Commons license.
Shade grown coffee. Photo by John Blake.
Salt marsh, Core Banks, NC. Image credit: bumeister1/Flickr through a Creative Commons license.
Rapid response is making a difference in invasive species control in the Adirondacks. Photo: Matt Miller/TNC
Image credit: JD Hancock/Flickr through a Creative Commons license.
Palau’s Rock Islands seen from the air. The Rock Islands are a top tourist destination for Palau, but the reefs here have been overfished. Credit: Ian Shive.
Is it worth living in a home where this could happen?
Radar technology complements information gathered by traditional bird study methods like banding. Photo: Joe Fehrer/TNC
The brook trout is the jewel of streams in the eastern United States. Photo: Lisa Godfrey
Roasted and ground cocao beans (beanlike seeds from which cocoa, cocoa butter, and chocolate are made) being sorted by a woman of an indigenous Bri Bri community in La Amistad International Park, Costa Rica -- part of an organic-chocolate cooperative. Image credit: Ami Vitale.

Featured Content

Osprey Cam: Watch Our Wild Neighbors
Watch the ospreys live 24/7 as they nest and raise their young -- and learn more about these fascinating birds from our scientist.

What is Cool Green Science?

noun 1. Blog where Nature Conservancy scientists, science writers and external experts discuss and debate how conservation can meet the challenges of a 9 billion + planet.

2. Blog with astonishing photos, videos and dispatches of Nature Conservancy science in the field.

3. Home of Weird Nature, The Cooler, Quick Study, Traveling Naturalist and other amazing features.

Cool Green Science is managed by Matt Miller, the Conservancy's deputy director for science communications at the Conservancy, and edited by Bob Lalasz, its director of science communications. Email us your feedback.

Editors’ Choice

Where Have The Monarchs Gone?
Monarch butterflies are disappearing. What's going on? Is there anything we can do about it?

North America's Greatest Bird Spectacle?
The Platte River is alive with 500,000 sandhill cranes. Learn how you can catch the action--even from your computer.

The Strangest Wildlife Rescue?
Meet the animal that was saved from extinction because someone broke a wildlife law.

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