Comic Relief are doing it. Your postman is doing it. Even Peter Mandelson's doing it.

In just over a month, more than 25,000 people have pledged to cut 10% of their emissions every year starting in 2010.

Now it's your turn. You can sign up to 10:10 right now using the form on the right hand side of this page. Just follow the big pink arrow!

Not sure how you can hit your 10%? Don't worry. We're working with a posse of experts to give you loads of practical advice on bulbs, boilers, and all things climate (and wallet) friendly. When you're filling in your details, make sure you tick 'Help me on my way to 10%' to get 10:10 tips direct to your inbox.