4HOME & DESIGN
190 Old-House
Energy Upgrades
Four ways to spend less money
heating your old, cold home.
196 Making the Cut
How to turn trees into fuel
the right way.
202 Curb Appeal
Why a green driveway is
environmentally sexy.
ENVIRONMENT205 The Fuzzy Bear
and the Hedgehog
Everything you didn’t
know about the woolly bear
caterpillar.207 Random Acts of Green
Calculate and reduce your
greenhouse gas emissions
with a mobile app.211 Things That Go Bump
in the Night
How light pollution is
disrupting wildlife.216