ScienceDaily: In recent years, climate scientists have grown increasingly concerned that massive rivers of ice flowing into the ocean from Greenland and Antarctica could accelerate as the planet warms, leading to a catastrophic collapse of Earth's ice sheets. This grim scenario would cause the world's oceans to rise rapidly, putting many island nations and coastal communities around the world under water. But a new paper in Nature by C.R. Stokes and colleagues presents an alternative narrative of the manner...