Over 300,000 people are employed in building energy efficiency and 73,000 in solar - in all, more than TV and film, semiconductors, and aerospace.
By 2020, wind will be supplying half the country's electricity.
Work has started on the world's biggest canal, even altering its constitution to give full rights to the Hong Kong company that's building it.
Construction begins on the first high speed rail in the US, as Brown moves to 50% renewable energy.
In California, oil companies added to cap-and-trade, furniture no longer must be toxic, and farm animals get some room to move around.
Gundersen is using every tool - waste reduction, efficiency and many renewable energy sources.
To this day, personal care products are still filled with toxic ingredients.
Setting a trend for the industry, the NHL is cutting emissions and offsetting the rest.
For the first time, oil consumption fell as the economy showed strong growth.
Project cancellations keep adding up the lower oil prices go, including plans to frack in the Arctic and in the Gulf of Mexico.