As Mandela Day draws closer on 18 July, WWF South Africa affirms there are ways for your 67 minutes to make a meaningful difference from home, Cape {town} Etc reports. While community clean-ups, food drives and volunteering events remain an important part of the annual tradition, not everyone has the flexibility to attend organised initiatives. Millions of South Africans honour Nelson Mandela’s legacy every year by dedicating 67 minutes to helpi…