Heavy rain events that occur only a few days a year can account for up to one-third of the annual nitrogen runoff from farmland in the Mississippi River basin, according to a new study by Iowa State University scientists.
Earth Sciences
Nov 13, 2020
0
39
Persistent cold temperatures and strong circumpolar winds supported the formation of a large and deep Antarctic ozone hole that will persist into November, NOAA and NASA scientists reported today.
Environment
Nov 2, 2020
0
12
About 40% of the U.S. population lives in a coastal area and in Hawai'i, nearly everyone is vulnerable to the effects of tropical storms and hurricanes.
Environment
Oct 19, 2020
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189
Nearly every organism hosts a collection of symbiotic microbes—a microbiome. It is now recognized that microbiomes are major drivers of health in all animals, including humans, and that these symbiotic systems often exhibit ...
Ecology
Oct 19, 2020
0
116
Marine geologist and oceanographer André Droxler knows Charles Darwin's theory about atolls is incorrect. But Droxler, who's studied coral reefs for more than 40 years, understands why Darwin's model persists in textbooks, ...
Ecology
Oct 13, 2020
0
5
NASA's OSIRIS-REx spacecraft mission, launched on Sept. 8, 2016, is the first U.S. mission designed to retrieve a pristine sample of an asteroid and return it to Earth for further study. The mission's target is Bennu, a carbon-rich ...
Space Exploration
Oct 8, 2020
3
239
University of Southampton scientists investigating ways of removing carbon dioxide (CO2) and other greenhouse gases from our atmosphere believe volcanic ash could play an important role.
Environment
Sep 29, 2020
3
408
Have you ever wondered why the Earth's surface is separated into two distinct worlds—the oceans and large tracts of land?
Earth Sciences
Sep 29, 2020
0
5
In a new study of volcanic processes, Bristol scientists have demonstrated the role nanolites play in the creation of violent eruptions at otherwise 'calm' and predictable volcanoes.
Earth Sciences
Sep 23, 2020
0
231
The reactive and piecemeal approach historically used to manage beaches in Hawai'i has failed to protect them. If policies are not changed, as much as 40% of all beaches on O'ahu, Hawai'i could be lost before mid-century, ...
Earth Sciences
Sep 21, 2020
0
14
