Blast From the Past: A Modern Lake in an Ancient Crater Famously visible from space, ring-shaped Manicouagan Lake was filled at the dawn of the Space Age when Canada dammed a river to flood a Triassic ...

Blast From the Past: A Modern Lake in an Ancient Crater Famously visible from space, ring-shaped Manicouagan Lake was filled at the dawn of the Space Age when Canada dammed a river to flood a Triassic ...

Aerosols also have complex effects on clouds and precipitation. Broadly speaking, aerosols are thought to suppress precipitation because the particles decrease the size of water droplets in clouds.

In the end, the research team was able to construct a map with higher resolution and more precise detail than any large-scale map of forest biomass ever made. The map reveals the checkerboard patterns ...

Updated Oct 19, 2019 World of Change: Antarctic Ozone Hole In the early 1980s, scientists began to realize that CFCs were creating a thin spot—a hole—in the ozone layer over Antarctica every spring.

Ambiguous seismic data and a spotty GPS network initially frustrated geologists mapping the length of the tsunami-generating earthquake that struck Indonesia in 2004. Caltech grad student Aron ...

A Global View of Glaciers Glaciers are rivers of frozen ice, fed by snowfall at high-latitude or high-altitude locations that stay cool year round. Some glaciers slide off the edges of giant ice ...

Most materials published on the Earth Observatory, including images, are freely available for re-publication or re-use, including commercial purposes, except for where copyright is indicated. In those ...

According to Esaias, the changes aren’t just dramatic, they’re also kind of scary. The fertility of most flowering plants, including nearly all fruits and vegetables, depends on animal-mediated ...

If things go according to plan, the turn should take 9 minutes and 55 seconds. The turn is necessary because the flight team plans to shift Aqua’s orbit closer to the pole by a hundredth of a degree ...

The most valuable fossils found in sediment cores are from tiny animals with a calcium carbonate shell, called foraminifera. One species of foraminifera lives in the icy waters of the Arctic above ...

Expanding Deforestation in Mato Grosso, Brazil Although forest clearing for pasture is the primary driver of Amazon deforestation in the state of Mato Grosso, Brazil, a new study led by scientists at ...