Chlorella algae under a microscope

Algae: The Food of the Future of the Past

In the years following World War II, American and European food scientists hoped to feed the world with common pond scum supplemented with plastics.
an aerial view of The south eastern region of Malta

Sustainability in One of the Smallest Countries

Surrounded by rising seas, island nations face particular challenges in terms of growth. How can they best assess the sustainability of future development?
an overflowing trash can

Food Waste: A Persistent Problem

Even when people think wasting food is bad, they tend to toss out as much (or more) food than they eat. Can that behavior be changed?
People walk on the Jialing River bed during a drought period on December 12, 2007 in Chongqing Municipality, China.

How Can Cities Keep Water Clean Now and in the Future?

As "megacities" grow in Africa and Asia, assuring residents long-term access to clean water may require a multidisciplinary approach.
A group of children holding up a small globe

Making Climate Communication Nature-Driven

How climate change is represented in popular media allows us to avoid the complex, interconnected roles humans have played to create it.
Green-Wood Cemetery with Manhattan in background

Restoration in the Heart of the City

Green-Wood cemetery in New York City is also a site of urban grassland management and restoration, an effort to mitigate its contributions to climate change.
Flaring off gas at the Flotta oil terminal on the Island of Flotta in the Orkney's Scotland

Marketed as Natural, this Gas is Complicated

The substitution of natural gas for coal is not a simple matter. The same concerns about climate and environment remain, along with new impacts.
A map of Trinidad showing the location of Fondes Amandes

How a Rastafari Community Protects the Land in Trinidad

A small community grows around ecosystem preservation and shared beliefs, to the benefit of the residents and the land they live on.
Aerial view of Bangalore city in south India

Bangalore’s Green Belt Fifty Years On

Or, why the best laid plans of urban design sometimes go awry.
An ice core extracted at Talos Dome showing an ash layer corresponding to the Toba supervolcano eruption in Indonesia about 75k years ago

What is in an Ice Core?

Climate science frequently references ice cores, but it's what is in the cores that matters to science and history.