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The U.S. military looks at electrifying the sky

One example is Joby Aviation’s electric “air taxi.”
"Marketplace" host Kai Ryssdal sits in a flight simulator for an electric aircraft made by Joby Aviation.
Sophia Paliza-Carre/Marketplace

LED bulbs are “a once in a century disrupter” 

Oct 4, 2023
The overall global market for LED illumination was around $71 billion dollars last year, according to Grand View Research. It’s expected to grow.
LED bulbs are on display at Poplar Place Hardware in Dundalk, Maryland.
Stephanie Hughes/Marketplace

Bike-sharing's big problem: missing bikes

Jul 16, 2014
The biggest, most-popular programs won't expand in 2014. They can't get new bikes.

Whither Europe on emissions?

Jan 28, 2014
Europe has been in the forefront of limiting carbon emissions. Do new European Union rules represent backsliding?

Don't buy your mom fresh flowers

May 2, 2012
As Mother's Day approaches, it's time to consider the hidden side of fresh flowers, and the carbon footprint they leave behind.