Shannen Healy, a woman from County Cork, has been recognized as an ‘Irish creator to watch’ by TikTok trend forecasts. Under the username @_greengal, Healy promotes sustainable living by sharing practical and affordable tips. She emphasizes that sustainability can often be the more economical choice and aims to make it accessible for busy individuals. Her viral content includes advice on topics such as cleaning Birkenstocks, reducing food waste, and maximizing appliance efficiency, attracting over 11 million views for one of her radiator tips.