On a visit to Bangladesh in 2011–where an estimated 20 million people are exposed to arsenic in local drinking water–scientist Liangjie Dong worked with a team to teach residents how to use a filtration system he designed that could make the water safe. The technology worked, but it wasn’t self-explanatory: it required training in how to use a special cartridge, and special instructions for how to dispose of it after use.
These cheap paper water filters remove lead, arsenic, and bacteria
More of Today's Solutions
The Big Catch-Up vaccinated 18 million children in two years
BY THE OPTIMIST DAILY EDITORIAL TEAM Before any vaccine can protect a child, someone has to reach them. Around 12.3 million of the children ...
Read More4 reasons your lawn looks thin this spring and how to fix them
BY THE OPTIMIST DAILY EDITORIAL TEAM Most lawn care advice focuses on the grass itself: the seed variety, the mowing height, the fertilizer schedule. ...
Read MoreThis simple tip will increase the gut health benefits of the probiotic foods ...
For those of us who crave the tangy delights of probiotic foods like kimchi, sauerkraut, and kombucha, the mere thought can set our taste ...
Read More35 years later: Tracy Chapman is first Black woman to win CMA Song of the Year
Tracy Chapman makes history at the Country Music Awards (CMAs), becoming the first Black woman to win the coveted Song of the Year award with ...
Read More
