The cost and benefits of global warming will vary greatly from area to area. For moderate climate change, the balance can be difficult to assess. But the larger the change in climate, the more ...

For a chemical compound that shows up nearly everywhere on the planet, methane still surprises us. It is one of the most potent greenhouse gases, and yet the reasons for why and where it shows up are ...

In 2011, scientists from North Carolina, France, and Peru saw that deforestation in a portion of the Amazon rainforest was proceeding at an unusual pace in an unexpected place. Images from the Landsat ...

Welcome, teachers, to Mission: Biomes! This site was designed for teachers to use in classrooms as a supplementary, interdisciplinary unit. Mission: Biomes is especially appropriate for grades 3 ...

Updated Sep 9, 2024 World of Change: Columbia Glacier, Alaska Since 1980, the volume of this glacier that spills into the Prince William Sound has shrunk by half. Climate change may have nudged the ...

Among the mysteries of the South American Monsoon, explains Fu, is how the first thunderstorms of the wet season get started. A monsoon is an atmospheric see-saw in which the large-scale circulation ...

Satellite images are like maps: they are full of useful and interesting information, provided you have a key. They can show us how much a city has changed, how well our crops are growing, where a fire ...

If you have ever walked along the California coast, you’ve likely had to navigate around clumps of seaweed. Fathom this: before it was thrown up by the surf and left to dry on the beach, that seeming ...

Have you ever wondered what it would be like to live in a different part of the world? What would the weather be like? What kinds of animals would you see? Which plants live there? By investigating ...

In 1967 Hansen went to work for NASA’s Goddard Institute for Space Studies, in New York City, where he continued his research on planetary problems. Around 1970, some scientists suspected Earth was ...

Throughout its long history, Earth has warmed and cooled time and again. Climate has changed when the planet received more or less sunlight due to subtle shifts in its orbit, as the atmosphere or ...

The scene provides a glimpse of the persistent and fierce downslope winds that blow from the interior of the Antarctic ice sheet toward the coast.