The country will green hundreds of the country's religious centers with LED lighting, solar water heaters, and photovoltaic power systems.
Oklahoma ties for its biggest earthquake yet.
States are finally starting to crack down on the world's worst idea.
You've probably collected so many reusable bags that they're as disposable as their plastic counterparts.
Advice columnist Umbra Fisk digs down to find out about the mining and manufacturing processes used to produce baking soda.
Gamers get to experience the climate apocalypse firsthand.
Most carbon emissions result from economic activity such as commuting and running machines at workplaces.
Here's what we read and loved on the internet this week.
Altamonte Springs, Florida, struggled for years to develop a transit system.