It's been 21 years since the devastating Indian Ocean earthquake and tsunami of 2004. It was Boxing Day when a 9.2-9.3 magnitude earthquake struck off the west coast of Aceh in northern Sumatra, Indonesia. Approximately 275,000 people were killed across 14 countries, marking it one of the largest natural disasters in recorded history. #tsunami #boxingdaytsunami #earthquake #naturaldisaster #Asia | 7NEWS Australia

Following the devastation of the 2011 earthquake and tsunami, Japan undertook a massive reconstruction project to reimagine its coastal defenses. The result is a 395-kilometer-long tsunami seawall system, an engineering marvel with sections towering over 15 meters high designed to withstand extreme ocean forces. Crucially, this defense is not solely concrete. The project incorporates a "Green Wall" initiative, where millions of trees have been planted along the shore. These living barriers work