Human Populations survived the Toba volcanic super-eruption 74,000 years ago
New archaeological work supports the hypothesis that human populations were present in India by 80,000 years ago and that they survived one of the largest volcanic eruptions in the last two million years.
25 Feb 2020 ⋅ Nature Communications
Lava flows tell 600-year story of biodiversity loss on tropical island
The researchers found that before permanent human settlements, forests were dominated by large fleshy-fruited plant species, usually big trees.
25 Feb 2020 ⋅ Journal of Ecology
Scientists show solar system processes control the carbon cycle throughout Earth’s history
New research sheds fresh light on the complicated interplay of factors affecting global climate and the carbon cycle - and on what transpired millions of years ago to spark two of the most devastating extinction events in Earth's history.
10 Feb 2020 ⋅ Proceedings of the National Academy of Sciences
Climate (not humans) shaped early forests of New England
Historical insight alters rationale for modern land management.
20 Jan 2020 ⋅ Nature Sustainability
A better estimate of water-level rise in the Ganges delta
Although the Ganges-Brahmaputra-Meghna delta is the largest and most densely populated delta in the world (2), and one of the places most vulnerable to climate change, the extent and impact of water-level rise there remain poorly known.
6 Jan 2020 ⋅ Proceedings of the National Academy of Sciences
How do silt and sand differ when going with the flow?
Rice-led scientists show grain size, not speed of water, sets silt and sand transport.
16 Dec 2019 ⋅ Proceedings of the National Academy of Sciences
Fossil shells reveal both global mercury contamination and warming when dinosaurs perished
Scientists have long debated the significance of the Deccan Traps eruptions, which began before the impact and lasted, on and off, for nearly a million years, punctuated by the impact event.
16 Dec 2019 ⋅ Nature Communications
Uranium chemistry and geological disposal of radioactive waste
New insights using the diamond light.
16 Dec 2019 ⋅ ACS Environmental Science and Technology
Fiber-optic cables capture thunderquake rumbles
Researchers turned miles of cables under the University Park campus into thousands of virtual sensors capable of detecting tiny seismic events caused by thunder echoing down from the sky during a storm in April.
11 Dec 2019 ⋅ Journal of Geophysical Research - Atmospheres
Move over Jules Verne — scientists deploy ocean floats to peer into Earth’s interior
An array of floating seismometers in the Pacific Ocean offer the most comprehensive view of Earth's interior.
6 Dec 2019 ⋅ 178th Meeting Acoustical Society of America