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No one said it would be easy to build the greenest house on the block. Scott Adams on perplexing energy bills, ugly lawns and the true meaning of 'green'

Large corporations have been testing a new device that can generate power on the spot, without being connected to the electric grid. Will we have one in every home someday? Lesley Stahl reports

Apple Inc. is pulling out of the U.S. Chamber of Commerce because of the chamber's strident criticism of plans to reduce U.S. greenhouse-gas emissions, the computer giant said Monday.

BMW is joining Honda and pulling out of Formula One at the end of the season. Is it another victim of the financial apocalypse within the auto industry, or are the boys from Bavaria bailing because their results this season have been dreadful?

In an article entitled “Green Maturity Model for Virtualizationâ€, Kevin Francis and Peter Richardson explain how to use virtualization to reduce energy consumption. They see 4 types of computing: Local, Logical, Data Center and Cloud Computing, the last offering the most advanced form of virtualization and therefore representing the greenest computing

A policy that favors sticky energy with multiple sources and that aggressively moves vehicles first toward dual-fuel mode and ultimately to running on just electricity provides the answer

In less than 7 years, Mercedes-Benz plans to ditch petroleum-powered vehicles from its lineup. Focusing on electric, fuel cell, and biofuels, the company is revving up research in alternative fuel sources and efficiency.

What can you do about your impact on global warming? Lots of things. Drive less. Use less electricity. Buy less stuff. And one of the most effective options is available right here, right now. With just a few clicks, you can calculate and offset your carb