U.S. announces desert 'solar energy zones'

The Obama administration on Thursday announced its plan for solar energy development, directing large-scale industrial projects to 285,000 acres of desert in the Western U.S. while opening 20 million acres of the Mojave for ...

The cost of the digital revolution

We are all familiar with digital media, from online news and 3G phones to apps and iPads, but what are the implications of the shift from print to online on energy use and greenhouse gas emissions? Does buying a newspaper ...

States call on EPA for tougher air pollution regulations

Twelve states and the District of Columbia urged the Environmental Protection Agency Thursday to adopt more rigorous national policies so they can meet federal air pollution reduction requirements for the region.

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