This report provides an assessment of both the demonstrated and underdeveloped potential of the deep-time geologic record to inform us about the dynamics of the global climate system. The report ...

The continental volcanism, oceanic volcanism and mid-ocean ridge volcanism emit Hg to the atmosphere and ocean. Mercury in atmosphere deposit to aquatic and terrestrial systems via wet or dry ...

Boulder, Colo., USA: Marine and coastal geoscience play a critical role in understanding ancient and modern geological history, offshore and coastal hazards, and climate change. Deep-water ...

As humans make fires on the beach, far-flung plastic that has washed up there melts and fuses permanently with volcanic rocks and sand. Geologists believe these hybrids of human and natural activity ...

A study is calling into question the reliability of the earthquake record of Cascadia. The researchers analyzed a selection of turbidite layers from the Cascadia subduction zone dating back about ...

Dinosaurs had such an immense impact on Earth that their sudden extinction led to wide-scale changes in landscapes—including the shape of rivers—and these changes are reflected in the geologic record, ...

Earth is constantly bombarded by space debris, from the tons of cosmic dust that lands on the planet daily to rare, huge, dinosaur-killing asteroids that arrive from deep space every tens of millions ...

Humans have made an indelible mark on the planet. Since the mid-20th century, we've accelerated the digging of mines, construction of dams, expansion of cities and clearing of forests for agriculture ...