Gas Crunch Steers Soaring Hybrid Sales

Sales of hybrid cars could soar to 2 million a year by 2013 as higher gas prices and concerns about global warming spark surging interest in fuel efficient vehicles, Wired reports. Well over half—62%—of new car buyers are already considering a hybrid, according to a recent survey. Consumers who aren't satisfied with the current hybrid options will have as many as 88 models to choose from in the next few years. (More hybrid car stories.)