ClimateWire: This is where the mainland ends in southern Louisiana -- at least for now.
You get here by following an old road that abruptly ends at an expanse of marshy water, which is moving in on the land at one of the fastest clips in the world, according to scientists. Residents note that the road, known as LA-1, now leads in more directions than just north and south. It's also sinking.
Its two lanes reach into this part of the state, about two hours south of New Orleans, through treeless fields and...