South Africa, July 10 -- "This campaign is a brilliant example of how creativity and purpose can come together to inspire action. It wasn't just a message about Earth Hour - it showed us how small steps can add up to real environmental change," says Inga Bosch-Cloete, senior manager: Group Internal Communications at Sanlam.

Machine's Earth Hour Mailer turned a routine internal mailer into an interactive, energy-saving experience. By switching to dark mode and encouraging Sanlam employees to reflect on their daily energy habits, the email campaign went beyond awareness, it modelled change.

"When our team - Machine and the Sanlam Group - chose to switch to dark mode for our weekly internal mailer to raise awareness about Earth Hour, it wa...