Tiny bits of quartz record the intensity of fires from hundreds or even thousands of years ago, potentially offering new ways to study historic fires and how heat affects soil.
Carolyn Wilke
Posted inNews
A Strong Quake (or Two) Rattled Puget Sound 1,100 Years Ago
Tree rings hint that two neighboring faults ruptured within 6 months of each other and suggest that the maximum magnitude of quakes around Puget Sound could exceed previous estimates.
Posted inNews
Ароматы в ледяном керне рассказывают о жизнедеятельности человека
В ледяном керне самой высокой горной вершины Европы содержатся источающие запах молекулы, свойства которых отражают экономические взлеты и падения Советского Союза.
Posted inNews
Las plantas construyen dunas pero pueden acelerar la erosión durante tormentas fuertes
Cuando las olas golpean las dunas con vegetación, se forman áreas anegadas frente a las plantas, lo que facilita que la arena sea arrastrada por la corriente más fácilmente. Sin embargo, las plantas aún son necesarias para formar las dunas en primera instancia.
Posted inNews
Plants Build Dunes but Can Speed Erosion During Severe Storms
When waves hit vegetated dunes, waterlogged areas form in front of plants, making for sand that’s easier to wash away. But you still need plants to form dunes in the first place.
Posted inFeatures
Yamina Pressler: Slowing Down, Appreciating Complexity, and Embracing Soil
The soil scientist draws inspiration from the earth beneath her feet.
Posted inNews
Mosses Play Key Roles in Ecosystems from Tropics to Tundra
A global survey of mosses growing on soil found that the somewhat underappreciated plants cover a vast area and perform tasks such as sequestering carbon.
Posted inNews
Ancient Victims of Vesuvius May Have Baked in a Cloud of Ash
Debate still swirls around what killed ancient Romans during the 79 CE eruption. A study of wood charred by the event suggests a brief, but searing, flow of volcanic gas and debris.
Posted inNews
Penguin Poop May Flush Iron into the Southern Ocean
Nutrients from the seabirds’ guano fuels the growth of carbon-storing phytoplankton, but penguin populations have plunged in the past 4 decades.
Posted inNews
Tornadoes’ Fastest Winds Howl Close to the Ground
Radar data from storm-tracking scientists reveal that twisters’ winds churn 30% faster near Earth’s surface than above 100 meters, where measurements usually are taken.