Readers want more environmentally friendly candles. Umbra waxes poetic.
A reader wants to start composting without offending their nosy neighborhood group. Umbra detects a whiff of rebellion.
A reader is tired of waking up to her smartphone. Umbra crows about the alternatives.
A reader wonders if AstroTurf is as ducky as it seems. Umbra says beware the faux grass.
A reader notices that unsustainable palm oil is showing up in everything. Umbra helps him turn over a new leaf.
A reader wonders about those produce-in-a-box services. Umbra delivers the goods.
A reader is worried about becoming road pizza. Umbra breaks out the pie charts.
Readers wonder how best to dispose of snotty tissues and outdated casettes -- and whether breathing contributes to global warming. Umbra keeps a cool head.
A reader's burg is infested with litterbugs. Umbra says that with a little help, you can squash a problem like that.
We've devised the world's shortest survey to find out what kind of actions our readers are taking. You know you want to.