Carbon capture projects around the world

A quick survey of carbon capture projects and efforts around the world:

_ Sleipner, Norway: Since 1996, Statoil has been piping more than 1 million tons of carbon dioxide a year from a gas field under the North Sea into a nearby water-bearing rock formation to avoid a government carbon tax. The company says no carbon dioxide has leaked from the site, the world's oldest capture project.

_ Snohvit, Norway: Last year, Statoil began another project capturing 700,000 tonnes of carbon dioxide into a sandstone formation in the Barents Sea.

_ Salah, Algeria: Sonatrach, BP and Statoil have injected around 1 million tonnes of carbon dioxide a year from a …