MORT ROSENBLUM and MAR CABRA

TALCAHUANO, Chile — Eric Pineda, a dock agent in this old port south of Santiago, peered deep into the Achernar’s hold at a measly 10 tons of jack mackerel — the catch after four days in waters once so rich they filled the 17-meter fishing boat in a few hours.

Deborah Zabarenko and Nina Chestney

(Reuters) - Representatives from around the world gather in Rio in June to try to hammer out goals for sustainable development at a U.N. conference designed to avoid being tripped up by the intractable issue of climate change.

John Vidal

By 2050 there will be another 2.5 billion people on the planet. How to feed them? Science's answer: a diet of algae, insects and meat grown in a lab

United Nations

The report of the United Nations Secretary-General's High-Level Panel on Global Sustainability.

Ken Ellingwood

If you read this story by Ken Ellingwood about the deluge of trash on a Mexican beach, you may be wondering: Just where does all the junk that goes into the ocean end up?

David Fogarty

SINGAPORE, Jan 30 (Reuters) - Extreme heat can cause wheat crops to age faster and reduce yields, a U.S.-led study shows, underscoring the challenge of feeding a rapidly growing population as the world warms.

Produced by Mairi Mackay, CNN and George Webster, for CNN, Built by Matt Barringer, CNN

The past century has been defined by an epic migration of people from rural areas to the city. In 2008, for the first time in history, more of the Earth's population was living in cities than in the countryside. The U.N.

LEED changed our awareness of the unwanted side-effects of building design, construction and operations.  Reduction of harm was the standard. That approach has, in many ways, transformed the marketplace, but is it still enough?  What is an appropriate goal for the future?

Under the guidance of regenerative design principles, it is possible to design projects in harmony with their ecosystem. Projects that improve their environment, are impact-free, and anticipate future needs.

JOANNA M. FOSTER

Melting glaciers and ice caps are perhaps the most striking illustrations of the effects of global climate change. Surprisingly, however, there is relatively little data on just how fast the ice is disappearing.

Julia Kollewe and Terry Macalister

Lloyd's of London, the world's biggest insurance market, has become the first major busine