Reference Terms
from Wikipedia, the free encyclopedia
Volcanic ash
Volcanic ash consists of very fine rock and mineral particles less than 2 mm in diameter that are ejected from a volcanic vent.
Note: The above text is excerpted from the Wikipedia article "Volcanic ash", which has been released under the GNU Free Documentation License.
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Earth & Climate News
December 18, 2024
Dec. 18, 2024 — California ground squirrels hunt, kill and eat voles, reveals a new study documenting evidence of widespread carnivorous behavior among ...
Dec. 16, 2024 — Analysis of the remains of at least 37 individuals from Early Bronze Age England finds they were killed, butchered, and probably consumed before being thrown down a 15m-deep shaft. It is the largest-scale example of interpersonal violence from ...
Dec. 11, 2024 — A new study shows that long-term exposure to air pollution contributes to millions of deaths in India. The research emphasizes the need for stricter air quality regulations in the ...
Dec. 12, 2024 — Colony surveys of common murres, an Alaskan seabird, show the full effects of the 2014-16 marine heat wave known as 'the blob.' Analysis of 13 colonies surveyed between 2008 and 2022 finds that ...
Latest Headlines
updated 12:56 pm ET
Dec. 18, 2024 — Andean bears carefully select the best foraging locations and plants to maximize nutrition and avoid livestock, according to a new ...
Dec. 18, 2024 — The phytoplankton that populate oceans are known to play a key role in marine ecosystems and climate regulation. Like terrestrial plants, they store ...
Dec. 18, 2024 — Tires and degrading garbage shed tiny pieces of plastic into the air, creating a form of air pollution that researchers suspect may be causing respiratory and other ...
Dec. 17, 2024 — Engineers have reported a significant advancement in engineering biology and clean energy. A team of researchers has developed an innovative light-driven hybrid nanoreactor that merges natural ...
Dec. 17, 2024 — Economists looked at test scores and school attendance for Chicago-area kids before and after a bug infestation wiped out the city's ash trees. Education outcomes for low-income students went down, ...
Dec. 17, 2024 — Biologists used drone imagery to understand how nursing humpback whale mothers and their calves fare as they cross the Pacific Ocean. Recent declines ...
Dec. 17, 2024 — The eastern U.S. has more trees and shrubs than three decades ago. This growth, driven by processes such as tree and understory infilling in unmanaged forests, is helping fuel wildfires, contributing ...
Dec. 17, 2024 — The social cost of carbon -- an important figure global policymakers use to analyze the benefits of climate and energy policies -- is too low, finds ...
Dec. 17, 2024 — The holidays are in full swing and people are shopping, wrapping and packing to visit loved ones. Along with the extra fees for checked baggage and seat upgrades, some airlines are also considering ...
Dec. 17, 2024 — New technology could remotely identify various types of plastics, offering a valuable tool for future monitoring and analysis of oceanic plastic pollution. A new hyperspectral Raman imaging lidar ...