A heart-wrenching report came out today at 5:25 PM IST, and it’s got scientists and communities on edge: the massive ice sheets in Greenland and Antarctica are melting faster than anyone thought possible. Even if we somehow manage to keep global warming at the 1.5-degree Celsius goal, it won’t be enough to stop the chaos. Rising seas could soon swallow coastal towns, forcing millions to pack up and leave everything behind. While President Donald Trump is pouring $175 billion into his “Golden Dome” missile defense system to fend off threats from afar, this climate disaster is hitting much closer to home—and there’s no shield to save us from this one.

The researchers behind the study—a team of experts from around the world—dug into years of data, from satellite photos to ice core samples and even old ocean sediments, to figure out what’s really going on. The numbers are hard to wrap your head around: Greenland and Antarctica are losing 370 billion tons of ice every single year, four times more than they were back in the 1990s. That’s causing the oceans to rise twice as fast as they did 30 years ago. If this keeps up, we could see the seas climb by 0.4 inches a year by the end of the century—that’s 40 inches over 100 years. “It’s going to force people to move on a scale we’ve never seen before,” said Jonathan Bamber, a glaciologist from the University of Bristol who helped lead the study. For the 230 million people living just a meter above sea level—think of families in the Maldives, Miami, or Mumbai—this isn’t some far-off problem; it’s their whole world at stake.

Here’s the really tough part: that 1.5-degree target, which already feels like a long shot with the planet on track for 2.9 degrees of warming by 2100, won’t even do the trick. The scientists say we’d need to keep warming closer to 1 degree above pre-industrial levels to stop the ice sheets from collapsing completely—but that feels like a pipe dream when countries like the U.S. are still so hooked on oil, coal, and gas. “Even at 1.5 degrees, the sea level rise doesn’t slow down; it actually gets worse,” said Chris Stokes, a researcher from Durham University who worked on the study. The reality hits hard: even if we do everything right, the ice might keep melting for centuries, changing coastlines forever.

This devastating news comes at a time when the world’s attention seems to be everywhere else. Just this week, Trump rolled out the Golden Dome, a fancy missile defense system to protect the U.S. from countries like China and Russia. It’s a huge deal, with testing set to happen in places like Alaska and Florida—places that might not even be above water if the ice melt keeps going like this. Florida’s already got streets flooding so often it feels like the ocean’s moving in, and this report just makes things feel even more urgent. People are starting to wonder: why are we spending $175 billion on a missile shield when we could be helping towns build flood walls or move to safer spots? It’s the kind of question that keeps you up at night.

This whole ice sheet mess also makes you think about what really matters. Trump’s administration is all in on fossil fuels, which keeps the economy chugging but makes it so much harder to cut emissions—the one thing that could slow this nightmare down. Some folks are frustrated, saying we’re putting quick profits over the survival of communities who are right on the water’s edge. Others are trying to stay hopeful, pointing out we don’t know exactly when the ice sheets might hit a breaking point, and maybe new tech—like sucking carbon out of the air or geoengineering—could give us a fighting chance. But hope alone won’t save us, and time’s running out.

For now, the people living along the coasts are left staring down a future where the water just keeps coming, and it’s the poorest and most vulnerable who’ll get hit the hardest. The scientists are practically pleading: every tiny bit of warming we can avoid makes a difference. Keeping things at 1.5 degrees won’t stop the ice from melting, but it could make things a little less awful. As leaders wrestle with everything from global conflicts to money troubles, the melting ice sheets are a painful reminder that nature doesn’t wait for us to get our act together. For millions living by the shore, waiting could mean losing it all—their homes, their memories, and the places they’ve always loved.