From the shoreline at North Avenue Beach in Chicago, the blue water of Lake Michigan stretches as far as the eye can see. But beneath that pristine image, there's a barely visible threat, says Jennifer Caddick of the Alliance for the Great Lakes: microbeads.
These tiny bits of plastic, small scrubbing components used in hundreds of personal care products like skin exfoliants and soap, can slip through most water treatment systems when they wash down the drain.
As bicycling goes, America is far behind Copenhagen, the promised land where roads look like bicycle highways as people pedal to work. But commuting by bike in the U.S. is catching on — though geographic, income and gender disparities persist.
In Chicago, busy Sheridan Road is the start of the Lakefront bike trail on its north side. That's where you can find plenty of bicyclists commuting to work early in the morning.
Originally published on Mon April 14, 2014 11:28 am
From plant factories fueled by the magenta glow of blue and red LED lights, to the 30-foot tall Ferris wheel for plants in Singapore, we've shown you the design possibilities for growing vegetables up instead of out.
Farmers are making inroads supplying local food to hungry city foodies, but many producers are trying to grow more food in urban centers. City real estate is at a premium, so some producers are finding more space by using what’s called “vertical farming,” and going up rather than spreading out.