Walmart should be lauded for its greener efforts.

But at the same time, Walmart is in the business of opening up big, big, BIG stores, including a newly opened 200,000-square-foot monster outside Philadelphia.

That's nearly five acres of retail space, all of it filled with cheap plastic crap made in China. Need soda? From

At nearly 200,000 square feet, the largest store in the Levittown Town Center will be almost the same size as the soon-to-be completed Parx Casino in Bensalem. Stand on one end of the store and you can just barely make out the far wall.
Seven wide aisles are filled with plastic storage containers, six aisles with DVDs and five aisles of bath towels. The meat section stretches farther than a football field. The soda sector is bigger than a Taco Bell.
Good luck greening that up.

Shea Gunther is a podcaster, writer, and entrepreneur living in Portland, Maine. He hosts the popular podcast "Marijuana Today Daily" and was a founder of Renewable Choice Energy, the country's leading provider of wind credits and Green Options. He plays a lot of ultimate frisbee and loves bad jokes.

Walmart's tough sell on green
The world's largest retailer is making real progress towards greening up its business, but let's not forget -- we're still talking about Walmart.