Surging demand has electricity providers excited — and concerned.

Sea lions and penguins at the zoo begin a diet of Marine Stewardship Council-approved fish.

Ralf Schmerberg's refrigerator igloo makes a statement on energy use and climate change.

African country reveals plans for world's biggest solar plant.

World's largest grocer announces sustainable agriculture program.

Annual study ranks consumer sustainability around the world.

First UK cycle share scheme to launch next week.

Company officials are cautiously optimistic after three days of encouraging test results.

The leak is plugged. But is it too late to restore public confidence?

Report finds dramatic reductions in prohibited logging activities around the globe.