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# Explore Search: Declination

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## By Year

Podcasts        July 7, 2008        What are the leading causes of frog declines and deformities?

Podcasts        February 25, 2008        Where can I go for more information on amphibian declines and deformities?

Interviews        August 30, 2009        The Water Beneath Our Feet: New Study on California's Central Valley Groundwater Level Decline

map        January 1, 1993        The magnetic field of the Earth, 1990: Declination chart

map        January 1, 1988        The magnetic field of the earth— 1985: Declination chart

map        January 1, 1983        The magnetic field of the earth, 1980 magnetic declination

map        January 1, 1981        Magnetic declination in the United States; epoch 1980

map        January 1, 1975        Magnetic declination in the United States; epoch 1975.0

map        January 1, 1992        The magnetic field in the United States, 1990: Declination chart

map        January 1, 1988        The magnetic field in the United States, 1985: Declination chart

Podcasts        February 28, 2012        The Big Squeeze: Pythons and Mammals in Everglades National Park

Podcasts        February 13, 2008        Using CHIPS to Preserve Puget Sound

Podcasts        March 30, 2011        Beyond Billions: Threatened Bats are Worth Billions to Agriculture

Podcasts        February 22, 2010        Fatal Frog Fungus

Podcasts        July 1, 2008        Tribal Canoe Journey to Help Restore Salish Sea Resources

Podcasts        April 14, 2009        Coral Concern: The World's Reefs Face Big Issues

map        August 3, 2023        Estimating streambed hydraulic conductivity for selected streams in the Mississippi Alluvial Plain using continuous resistivity profiling methods—Delta region

map        June 15, 2023        Potentiometric surface map of the Southern High Plains aquifer in the Cannon Air Force Base area, Curry County, New Mexico, 2020

Podcasts        June 14, 2021        Eyes on Earth Episode 52 – Tracking ‘Gray Ghosts’ with Landsat

Podcasts        October 25, 2011        Culprit Identified: Fungus Causes Deadly Bat Disease

Podcasts        August 23, 2019        Outstanding in the Field (Ep 4): Amphibian Surveys – Call of the Frog

Podcasts        May 19, 2011        Who's Your Mama? Conservation Genetics and At-Risk Species

Podcasts        March 7, 2011        Oregon Songbirds: Singing for Their Supper in Evergreen Forests

Podcasts        May 10, 2011        Wade into Wetlands Research

Podcasts        March 6, 2011        Groundwater Awareness Week is March 6-12

Podcasts        December 10, 2018        Outstanding in the Field (Ep 1): To Bee or Not to Bee

Podcasts        June 2, 2010        Effects of Urbanization on Stream Ecosystems

map        June 20, 2019        Geostatistical estimation of the bottom altitude and thickness of the Mississippi River Valley alluvial aquifer

map        September 27, 2013        Bathymetry, morphology, and lakebed geologic characteristics of potential Kokanee salmon spawning habitat in Lake Pend Oreille, Bayview and Lakeview quadrangles, Idaho

map        June 21, 2016        Changes between early development (1930–60) and recent (2005–15) groundwater-level altitudes and dissolved-solids and nitrate concentrations In and near Gaines, Terry, and Yoakum Counties, Texas

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