Throughout the month of August, Mother Nature Network is giving away some of our favorite green books to keep you busy by your favorite low-carbon fireplace this winter. And best part of all, if you're our Facebook fan, you're already entered to win. 

One lucky Facebook fan will win great books...possibly including the following seven books (and many more that we couldn't show):

The World of the Polar Bear

The World of the Polar Bear by Norbert Rosing

Green IntelligenceGreen Intelligence by John Wargo

Cities for People by Jan GehlCities for People

Bead by Bead: Reviving an Ancient African Tradition: The Monkeybiz Story by Barbara Jackson and Kristy Evans

Home GroundHome Ground: Language for an American Landscape by Barry Lopez and Debra Gwartney

Silent SummerSilent Summer: The State of Wildlife in Britan and Ireland by Norman Maclean

Unexpectedly Eighty: And Other Adaptations by Judith ViorstUnexpectedly Eighty: And Other Adaptations by Judith Viorst

Every week in August and September, we will pick one Facebook fan (via randomized selection) to win these seven books, so please FAN US NOW. If you are an existing Facebook fan of Mother Nature, don't worry — you're already entered to win.  

Our Facebook page gives you the daily rundown of the top stories on MNN. Our community is growing, and we want you to grow with us!  

Read the official rules here.