Middle school students designed a solar-powered backpack that charges mobile devices

A local café offered a discount to customers who brought their own reusable cupsEngineers designed a new type of insulation that reduces home energy use by 40%

The postal service introduced a same-day delivery service for packages in major citiesA celebrity chef cooked a special meal for a charity gala that raised $500000 for hunger reliefResearchers calculated that taking public transit instead of driving saves 200 gallons of gas per year

A city started a composting program for residents that turns food waste into garden fertilizerA snowstorm in the northwest dumped two feet of snow closing schools and government offices

A study showed that learning a second language at a young age improves cognitive development

The government passed a law to protect consumers from hidden fees on airline tickets and hotel staysA streaming service added a collection of classic TV shows to its library

Police used facial recognition technology to identify and arrest a fugitive wanted for theftThe weather service warned of dangerous thunderstorms with high winds and lightning

College students won a national competition for their invention that purifies water using solar powerA bank introduced a new checking account with no monthly fees and free ATM access

(责任编辑：青浦区)

• ·Health experts released new guidelines suggesting adults get at least seven hours of sleep each night for good health
• ·A global organization launched a campaign to end child labor aiming to help 15 million children by 2030
• ·A restaurant chain announced it would source 100% of its meat from sustainable farms
• ·Ambulance service expands coverage to rural communities with new vehicles
• ·A flood in a river valley damaged 70 homes and a local community center
• ·A tech company released software that helps small businesses manage online payments
• ·The school district launched an anti-bullying campaign to create a safer school environment
• ·Gardening center offers free seed packets to promote community gardens
• ·Study finds that working in green offices boosts employee productivity by 15 percent
• ·A hospital started a program to help patients with chronic pain manage symptoms without opioids
• ·Researchers calculated that using energy-efficient light bulbs can save households $50 a year on electricity bills
• ·A bookstore offered a discount on all hardcover books during a weekend sale
• ·Researchers calculated that recycling one ton of glass saves over 300 pounds of carbon dioxide
• ·A heavy sandstorm swept through the desert region reducing visibility to less than 500 meters
• ·A team of doctors developed a new treatment for Alzheimer’s disease that slows the progression of the illness.
• ·A city launched a bike safety program for kids, giving away free helmets and lessons