Amazon unveiled a new delivery drone that can carry packages weighing up to 5 pounds and deliver them in 30 minutes or less

A fashion store donated unsold clothing to a nonprofit that helps homeless individuals find jobsA library added a collection of books in braille for visually impaired patrons

A farm started using compost to fertilize its fields instead of chemical fertilizersA fire department responded to a kitchen fire that was put out before it spread to other roomsA software company released a new game app that was downloaded 100,000 times in its first week

A community organized a "neighborhood potluck" that featured dishes from 25 different culturesA grocery store started selling "plant-based milk alternatives" like oat and almond milk

A school started a "environmental club" that planted trees on school grounds

A photographer’s work was displayed in a local art gallery for a month-long exhibitionThe space agency successfully deployed a new satellite to study climate change

A coffee chain announced it will offer free coffee to customers who bring their own reusable cupsThe city council approved a project to build a new skate park and sports complex

Archaeologists discovered a ancient burial site with artifacts from a prehistoric civilizationCar companies announced they will collaborate on developing affordable electric vehicles

(责任编辑：张中立)