It's definitely better not to leave them on.

We're not going through an energy crisis, so people aren't focused on the loss of energy as much as we used to, ... But if people could see some of these amazing savings on a monthly basis, they could use that money for something more important.

We're definitely not throwing the artifacts away, but we're not going to leave them in the ground. We're going to let the buildings and blast furnaces create that industrial atmosphere. We don't feel like we need to use gears and beams to hit people over the head with it.

We're in the business of investing in renewable energy projects, including wood-fired generating plants. Berlin, at this point, is one strong interest.

You want to get a tune-up for your furnace every year and regularly replace filters. That can help a great deal.

There are very simple ways to do this. You can literally use your hand and on a cold day, feel the cold air rushing in where you have gaps or leaks.