By 2100, sea level is projected to rise by up to 1–2 meters, threatening millions of people living in low-lying coastal areas around the world. But global projections such as this don’t capture regional-scale variations. By 2100, sea level is projected to rise by up to 1–2 meters, threatening millions of people living in low-lying coastal areas around the world. But global projections such as this don’t capture regional-scale variations. Environment Phys.org – latest science and technology news stories