Water packaged in cartons instead of bottles is being marketed as "better" for the environment. Is it? Advice maven Umbra Fisk investigates.
Is it eco-friendly to cut down a tree from the woods? How about buying a fake tree? Advice columnist Umbra Fisk unwraps the answers.
A reader wonders which is better -- a heat pump or a high-efficiency gas furnace. Advice columnist Umbra Fisk warms to the topic.
Advice columnist Umbra Fisk dives deep to find answers.
Advice columnist Umbra Fisk takes a hard look at coconut oil, water, milk, and sugar.
No plane is good for the climate, but some are better than others. Advice columnist Umbra Fisk reveals why.
A reader wonders about the benefits of solar panels since her local grid is already pretty green. Umbra plugs in.
Is it better to put food waste down the garbage disposal or in the trash? Advice columnist Umbra Fisk weighs in.
Dozens of big banks have made loans to the company building the controversial pipeline. Take your money elsewhere, advises Umbra Fisk.