
A carbon footprint is the total amount of carbon dioxide (CO2) and other greenhouse gases emitted over the full life cycle of a product or service, and everything has one, from the computer you used to find this article to the... Read More
It's an age old question, when it comes time to check out when grocery shopping: paper bag or plastic bag? It seems like it should be an easy choice, but there's an incredible number of details and inputs hidden in each... Read More
Recycling is the third R of the three R’s: Reduce, Reuse, Recycle. Recycling means taking a product or material at the end of its useful life and turning it into a usable raw material to make another product... Read More
Short answer: the light and heat provided by the sun. A slightly longer answer: after running the gauntlet from an average of 93 million miles away, through the various layers of atmosphere and atmospheric conditions... Read More
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