The silver lining in this carbon-filled cloud is that executives at firms such as Gap are using technology to cut the number of trips they make in order to save money.

ECONOMIST: Corporate social responsibility

Legislators were lining up to support a carbon copy of the Arizona law and polling showed support from 65 percent of the state.

WHITEHOUSE: "The Better Angels of Our Nature"

The carbon management capabilities allows for emission inventory base lining and target setting.

FORBES: Is carbon a loss leader to energy?