In October 2020, Zonta NT has sponsored Wing Han Educational Foundation Limited to launch a two-year environmental protection project entitled “One Family and One Heart to Live Green” (一家人·一條心·一起環保之「綠綠續續」生活篇）in five primary schools in Hong Kong.
On 23 September 2021, Zontians Betty Chan, Mabel Mak & Patricia Yeung visited Precious Blood Primary School (South Horizons) 
Students showed the lemon tree they planted and harvested with big organic lemons 
Organic farming 
Students showed their green exhibits 
Students do waste recycling in school 
Students do waste recycling in school 
Students introduced the aquaponics system
