It is really cool that we now know the carbon footprint of a 64-ounce container of Tropicana Pure Premium Orange Juice.  Clearly, you need to know the carbon impact of a product before you can credibly claim to reduce its impact.

The fun part for me is thinking about who is responsible for these emissions.

Clearly, as a consumer, I can make the choice to avoid this product, thereby reducing my personal footprint. You could argue that the...

I wanted to thank Katie Fehrenbacher at Earth2Tech for cutting Dell a little slack in the face of recent criticism of their carbon neutral claims. She doesn’t give them a free ride, but at least she recognizes that their efforts have some real value whether they offset 100% or 5% of their emissions as claimed by the Wall Street Journal.

I don’t want to get into the debate about Dell’s footprint or the value of offsets. Working for an...