All the girls aged 12 to 14 from Holy Family Canossian College had developed fever and other symptoms and sought medical attention.
Whether your school is striking on March 15 or not, there are many ways you can join the climate change campaign.
Tang Yuen-sze went missing while shopping with a grandparent at the weekend.
Bus driver dead at scene after being thrown from double-decker and trapped under vehicle.
A trio of students are organising a Hong Kong class boycott and march, and have a proposal for the government as to how to tackle climate change.
The Hong Kong event will go ahead, despite initial police objection, and opposition from the Education Bureau.
HK has relatively few issues when it comes to public transport, compared to other major cities, but there have been a few problems in recent months.
The government has also pledged to add hundreds of millions of dollars to support student athletes, and several million for university research facilities.
Hongkongers looking for work in the mainland are put off by legal barriers, economic factors and cultural differences
Several hurdles prevent young Hongkongers from pursuing business and work in the Greater Bay Area.