Host Tony Dokoupil talks to former Rep. Bob Inglis, who heads a climate change initiative out of George Mason University. We also take a look at how bad the trash problem is in the sea near Indonesia. Dokoupil explains why more buildings should be made out of wood. Katherine Mangu-Ward joins the show to talk about why plastic bags are good for you. Later, Mitch Hedlund from Recycle Across America explains their new campaign to make recycling easier in the U.S. Plus, we talk to Joel Tickner from the University of Massachusetts Lowell about why it is so difficult to make chemicals greener. Greenhouse airs Thursdays at 12pm ET on Shift.Sept. 10, 2015