ice sheets

ice sheets

Ask NASA: Climate Change and Humans

Your browser does not support the video tag. How does climate change affect humans? That’s the question we asked Tom Wagner, Program Scientist for Cryospheric Research at NASA. In four different ways, he says, from rainfall patterns and sea levels rising to food production and ocean acidification. First, “as the planet warms up, we’re going to redistribute rainfall, which is… Read more →

Ask NASA: Forecasting ice in the Cryosphere

Your browser does not support the video tag. Arctic sea ice extent ebbs and flows with the seasons. During the summer months, the ice melts and the edge recedes northward, usually reaching its annual minimum sometime in September. The ice extent is shaped by a variety of factors, including warmer temperatures, storms, and changes in the ocean, which makes it… Read more →