Environmental activists protested against a new oil drilling project in a protected area

A study showed that spending 20 minutes a day in sunlight improves vitamin D levels and moodA famous singer announced a world tour with concerts in 40 countries over the next 18 months

The military deployed troops to help distribute food and water in areas hit by a severe hurricaneA school district decided to extend the school day by 30 minutes to add more art and music classesA startup company launched an app that connects users with local handymen for home repairs

A heatwave in the southern states pushed temperatures to 108 degrees prompting heat advisoriesResearchers created a biodegradable plastic bag that breaks down in soil within three months

The government passed a law to protect endangered sea otters from oil spills and habitat loss

A restaurant chain announced it would switch to 100% cage-free eggs by the end of the yearA tech company announced it will open a new research lab focused on climate change solutions

A new report showed the number of home sales increased by 12% in the past six monthsA local school district introduced new mental health support programs for students and teachers

A study found spending time with grandchildren reduces depression risk in elderly adultsThe government launched a new campaign to promote recycling and reduce household waste

(责任编辑：蒋丽萍)