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Scientists trace atmospheric rise in CO2 during deglaciation to deep Pacific...

Long before humans started injecting carbon dioxide into the atmosphere by burning fossil fuels like oil, gas, and coal, the level of atmospheric CO2...

More accurate data on thousands of years of climate change

Using a cutting-edge research technique, UCLA researchers have reconstructed the temperature history of a region that plays a major role in determining climate around...

First animals may have oxygenated the ocean

The evolution of the first animals may have oxygenated the earth's oceans – contrary to the traditional view that a rise in oxygen triggered...

Study: Volcanoes contribute to recent warming ‘hiatus’

Researchers find models must account for volcanic eruptions to accurately predict climate change. By the late 1990s, scientists had observed more than two decades of...

Oldest bit of crust firms up idea of a cool early...

With the help of a tiny fragment of zircon extracted from a remote rock outcrop in Australia, the picture of how our planet became...

Flowing Water on Mars Appears Likely But Hard to Prove

Studies examine puzzling summertime streaks Martian experts have known since 2011 that mysterious, possibly water-related streaks appear and disappear on the planet’s surface. Georgia Institute...

Moroccan mountains float on molten rock

The Atlas Mountains defy the standard model for mountain structure in which high topography must have deep roots for support, according to a new...

Earth’s crust once dripped down into the mantle

Earth's mantle temperatures during the Archean eon, which commenced some 4 billion years ago, were significantly higher than they are today. According to recent model...

Solar activity not a key cause of climate change, study shows

Climate change has not been strongly influenced by variations in heat from the sun, a new scientific study shows. The findings overturn a widely held...

Greenhouse gas might have warmed early Mars enough to allow liquid...

The mystery of how the surface of Mars, long dead and dry, could have flowed with water billions of years ago may have been...

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