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Category Archives: Sustainability

Taking Stock of Carbon Footprints: A Visual Journey

June 28th, 2013

by Ram Ganeshan

President Obama, on June 25th, laying out America’s climate policy for the future said:

“So the question now is whether we will have the courage to act before it’s too late. And how we answer will have a profound impact on the world that we leave behind not just to you, but to your children and to your grandchildren. As a President, as a father, and as an American, I’m here to say we need to act.”

This post is about taking stock of carbon footprint of things big and small – countries, cities, industrial sectors, firms, products, and supply chains. Through an interactive visual, you can get a sense of carbon footprints of things big or small.


Category Archives: Sustainability

5 Products, 5 Supply Chains, 5 Carbon Footprints

April 11th, 2010

by Ram Ganeshan

Individuals, corporations, even governments have adopted carbon emissions as an indicator of our impact on the environment. As part of the Earth Day 2010 series of articles, this article will explore the “carbon footprints” of 5 common products: Tropicana Orange juice, a Big Mac, iPhone 3GS, Patagonia Nano Puff Jacket, and Nika Bottled water.

A carbon footprint of a product measures the total amount of carbon dioxide (CO2) that it produces from “cradle to grave.” This typically includes the amount of CO2 produced in the extended supply chain: from the extraction of raw material, to the manufacture, transport, and use of the product; ending eventually in the disposal and recovery of the product. Read, share, and enjoy (and yes, next time you buy something, take a look at its carbon footprint).

Category Archives: Sustainability

Our Energy Grid

April 5th, 2010

by Ram Ganeshan

When President Obama recently announced the opening part of our shores to drill for oil and gas, everybody, both from the left and right, was up in arms. The Sierra Club’s response: “There’s no reason to drill our coasts. We can achieve real energy independence and economic vitality by investing in clean energy like wind […]

Category Archives: Sustainability

Sustainability: A brief timeline

March 26th, 2010

by Tonya Boone

Earth Day 2010 is approaching and for the month of April, I am going to feature multiple articles on Sustainability. To kick things off, today’s entry is a short history of Sustainability. The first entry is in 1824, with Fourier first discovering what will later be called the “greenhouse effect.” You will notice that this […]