A national forest announced it will allow camping in more areas next year

Engineers designed a new type of building material that is stronger and more energy-efficientThe postal service introduced a new express delivery service for urgent packages

A celebrity chef created a special menu for a charity dinner to raise money for hunger reliefResearchers calculated that using public transportation instead of cars can reduce traffic congestion by 30%A city started a composting program for residents to turn food waste into fertilizer

A severe snowstorm disrupted air travel with hundreds of flights canceled or delayedA study showed that learning a second language can improve brain function in older adults

The government passed a law to protect consumers from unfair lending practices by banks

A museum organized a night event with music and art installations to attract younger visitorsThe government increased funding for mental health clinics in rural areas

A bookstore hosted a book signing with a famous children’s authorScientists discovered a way to use algae to produce biofuel

The transportation department announced it would add more wheelchair-accessible trainsA fashion designer collaborated with a charity to create a clothing line that raises money for orphans

(责任编辑：延安市)