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A tractor sprays fertilizer or pesticides on a green field.

Photo Credit

MaYcaL via iStock

Synthetic fertilizer has increased the amount of nitrogen compounds in the biosphere, compounds that must be converted by microbes back into nitrogen gas.

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January 7, 2014

2,000 Meters Under the Sea

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Earth Research Institute to Collaborate with Beijing Lab

October 28, 2013

Study Documents Enduring Contaminant Legacy of the Gold Rush

October 22, 2013

Ice Sheet Plays Key Role in Regulating and Responding to Earth's Climate

August 15, 2013

Earth Science Professor Named Fellow of the American Geophysical Union

July 16, 2013

Study Determines Source of Oil Sheens Near the Site of Deepwater Horizon

May 21, 2013

Comprehensive Analysis of Impact Spherules Supports Theory of Cosmic Impact 12,800 Years Ago

January 30, 2013

UCSB Professor David Valentine Awarded Leopold Leadership Fellowship

January 9, 2013

Low Extinction Rates Made California a Refuge for Diverse Plant Species

October 30, 2012

UCSB’s Critical Issues in America Series to Explore the Effects of Sea Level Rise

June 14, 2012

UC Santa Barbara Archaeology Class Unearths the Original Santa Barbara

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