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Articles 121 - 127 of 127

Full-Text Articles in Other Earth Sciences

Droughtscape, Winter 2007, Kelly Smith Jan 2007

Droughtscape, Winter 2007, Kelly Smith

DroughtScape: Quarterly Newsletter of the National Drought Mitigation Center (2007–2023)

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Policy Update: NIDIS is Law. What’s Next?

What Would You Like to See?

TX, OK, Plains, Southwest Hardest Hit in 2006

Climatologically Speaking, How Bad Was It?

State Spotlight: Arizona

Drought Decision-Support Tools Evolving


Topographic Maps, Robert F. Diffendal Jr. Jan 2004

Topographic Maps, Robert F. Diffendal Jr.

School of Natural Resources: Faculty Publications

Topographic maps show the general configuration of the land surface, including its relief and the position of natural and man-made features. The configuration is shown commonly by contour lines, imaginary lines connecting all points of equal elevation on the earth's surface above or below a datum plane such as mean sea level. When the land slope is steeper the contour lines are closer together. Topographic maps at scales of one inch to a mile or greater (shown as 1:63,360 on the map) are used in many ways. They are particularly important in preparation of various types of geologic maps and …


Reading The Rangeland: A Guide To The Arid Shrublands Of Western Australia, Don Burnside, Alec Holm, Alan Payne, Georgina Wilson Jan 1995

Reading The Rangeland: A Guide To The Arid Shrublands Of Western Australia, Don Burnside, Alec Holm, Alan Payne, Georgina Wilson

All other publications

Managing the rangelands is complex. Soils and vegetation can vary considerably over short distances in distinct or subtle ways. Separating climatic from management influences on the condition of the land has always been difficult. Whether we live on a sheep station, in a country town, in an Aboriginal community, a mining camp, or even if we only visit the Australian outback, it is vital that we understand and appreciate the unique character and management requirements of the rangelands. Learning to ‘read the rangeland’ has been a slow process, involving the knowledge and skills of pastoralists, Aboriginal people and scientists. This …


Significant Bedrock Features Of The Maine Coast : Boothbay To Calais, Carol White, A. M. Hussey Ii Sep 1989

Significant Bedrock Features Of The Maine Coast : Boothbay To Calais, Carol White, A. M. Hussey Ii

Maine Collection

Significant Bedrock Features of the Maine Coast : Boothbay to Calais

Carol White and A.M.Hussey II

Planning Report # 85

A Report Prepared for the Maine Critical Areas Program, Maine State Planning Office, 184 State Street, Augusta, Maine 04333 (September 1989).

Contents: Introduction / Types of Significant Features / Description and Interpretation of Geologic Features / Overview of the Geology of Coastal Maine / Criteria for Significant Geological Localities / Inventory Methods / Area Descriptions / Site Descriptions / Conclusions and Recommendations / References


Habitat Use And Diet Analysis Of Breeding Common Barn Owls In Western Nebraska, Joseph A. Gubanyi M.S. Apr 1989

Habitat Use And Diet Analysis Of Breeding Common Barn Owls In Western Nebraska, Joseph A. Gubanyi M.S.

School of Natural Resources: Dissertations, Theses, and Student Research

I studied barn owl (Tyto alba) breeding biology in western Nebraska 1984-1986. I had greatest success capturing males (56% success) at night using trap doors at nest sites and females (91 % success) using hoop nets at nest sites during the day. Barn owls removed 16 of 23 tail-mounted radios. Eight birds were radio-tracked for 7-14.5 hours. The mean foraging range was 198 ha (32- 299 ha, n = 8) with < 1 % overlap among birds from adjacent nest sites. Field-tested telemetry error was high (mean displacements of radio-locations for 2 birds were 208 and 241 m). I found no relationship between percent cover in foraging habitat and reproductive success. I identified 10,140 prey items from 15 nest sites and found both annual and seasonal variation in barn owl diets. Microtus ochrogaster occurred most frequently (32.7%) and increased in the diet from 17.6 to 27.2 to 43.5% 1984-1986. M. ochrogaster and Perognathus hispidus annual frequencies were …


Annotated Biobliography Of Remote Sensing For Highway Planning And Natural Resources, An, Daniel L. Civco, William C. Kennard, Michael Wm. Lefor Jan 1980

Annotated Biobliography Of Remote Sensing For Highway Planning And Natural Resources, An, Daniel L. Civco, William C. Kennard, Michael Wm. Lefor

Storrs Agricultural Experiment Station

No abstract provided.


How To Make A Natural Resources Inventory, Community Natural Resources Inventory Project Jan 1975

How To Make A Natural Resources Inventory, Community Natural Resources Inventory Project

Maine Collection

A Handbook How to Make a Natural Resources Inventory for Your Community

Prepared by: James F. Connors, Sterling Dow III & Dean B. Bennett

Community Natural Resources Inventory Project (Title I, Higher Education Act), The University of Maine at Portland - Gorham (Project Sponsor) and The Maine Association of Conservation Commissions (Project Co-Sponsor), 1975.

"This handbook is published as a result of a grant from the U.S. Office of Education, Department of Health, Education and Welfare under the Higher Education Act, Title I. No official endorsement by the U.S. Office of Education should be inferred."

Contents: Preface / Introduction / …