the tap while brushing your teeth. You can even talk to your landlord to find out if there are some things he might be willing to do, such as installing cavity wall insulation. You don't really know until you ask, and even if he says no at least you've raised his awareness on the issue. Is it more environmentally friendly to live alone or cohabit? Typically, it's more environmentally friendly to cohabit than to live alone. If you're heating up the oven to cook dinner, you can cook it for multiple people, you're gonna have lights on in less rooms and, typically, your energy and your waste bills are going to be reduced. But if you do live alone, there's still plenty of energy efficiency measures and waste reduction measures that you can put into place to bring your carbon footprint below average. Thanks for watching Your Home Defined For more how to videos, expert advice, instructional tips, tricks, guides and tutorials on this subject, visit the topic Recycling .