A reader wants an eco-friendly holiday plant option. Umbra poinsettias out the obvious.
A reader asks about faux snow. Umbra says only the sheep should be flocking.
A reader wonders when hydrogen-powered vehicles will rule the road. Umbra takes a look under the hood.
A reader wonders where to look for the greenest threads. Umbra stitches together a plan.
A reader worries about emissions from a coal-fired pizza oven. Umbra slices in.
A reader says her contraceptive is over-packaged. Umbra says you should see the packaging that kids come with these days.
A reader wonders what to do with the low-nutrition food that's being donated for feeding the hungry. Umbra says put it in the bank.
A reader wonders whether two hearts can meat. Umbra says vegan start by accepting each other for who we are.
A reader wonders how best to swaddle the little poo machine. Umbra says it's a wrap.