A scientist developed a new method to test water purity using a portable device

A fashion store started a clothing swap program where customers trade old clothes for store creditA library hosted a "tech help" session for seniors, teaching 50 people to use smartphones

A farm installed solar panels to power its irrigation system, saving $5,000 yearly on energyA fire department visited local elementary schools to teach fire safety to 300+ kidsA software company released an app update that added dark mode and faster loading times

A grocery store started selling pre-made salad kits with locally grown greensA photographer hosted an exhibition of black-and-white photos of the city’s historic downtown

A hotel renovated its rooms to include bamboo toiletries and recycled fiber linens

A musician performed a free concert in the park that drew 600+ attendeesThe transportation ministry added more security cameras to public transit stations

A famous author won a prestigious literary award for their body of workA hospital started a support group for people living with chronic illnesses

A retail store announced it would stay open late during the holiday shopping seasonA heavy rainstorm caused flooding in basements of homes in the suburbs

(责任编辑：张谦卑)