(责任编辑：Tech How-Tos)

• ·A research team studied the effects of air pollution on children’s lung development
• ·The community organized a fundraiser to build a new playground in the local park
• ·A hotel started offering early check-in for guests who arrive before the standard check-in time
• ·A museum displayed ancient Greek artifacts on loan from a museum in Athens
• ·Engineers designed a new type of bridge that can expand and contract with temperature changes
• ·The government announced grants for farmers to switch to organic pest control methods
• ·A major airline announced plans to replace its older planes with more fuel-efficient models
• ·Camera store offers beginner photography workshops on weekends
• ·A school started a student-run garden where vegetables are grown and donated to local food banks
• ·A new science museum opened with interactive exhibits on space exploration
• ·Heavy rain caused a river to overflow its banks flooding nearby farmland
• ·A famous designer launched a new clothing line inspired by traditional craftsmanship
• ·Medical researchers developed a new test to detect early-stage Alzheimer’s disease
• ·Research finds that drinking herbal tea before bed improves sleep duration in adults
• ·A taxi company launched a mobile app that allows customers to book rides and track their driver in real time
• ·A study revealed that eating a protein-rich breakfast keeps people full longer than a carb-heavy one