Data visualisation is presented as a crucial survival skill for humanity facing existential threats due to overwhelming data pollution and cognitive overload. Historically rooted in human nature and storytelling, modern DV is vital for cutting through chaos to achieve clarity. It is necessary in addressing misinformation, climate change, fragile technological systems, and economic bias. Effective DV translates complex data into compelling visual narratives, enhancing critical thinking, promoting global awareness, and ensuring decision-makers act wisely on crucial warnings before crises escalate.